diff --git a/pkg/compiler/compiler_func_ns_test.go b/pkg/compiler/compiler_func_ns_test.go
index 081a144c..67d54d01 100644
--- a/pkg/compiler/compiler_func_ns_test.go
+++ b/pkg/compiler/compiler_func_ns_test.go
@@ -80,6 +80,21 @@ func TestFunctionNSCall(t *testing.T) {
 		So(err, ShouldNotBeNil)
 	})
 
+	Convey("T::FAIL()? should return NONE", t, func() {
+		c := compiler.New()
+
+		p, err := c.Compile(`
+			RETURN T::FAIL()?
+		`)
+
+		So(err, ShouldBeNil)
+
+		out, err := p.Run(context.Background())
+
+		So(err, ShouldBeNil)
+		So(string(out), ShouldEqual, `null`)
+	})
+
 	Convey("Should use keywords", t, func() {
 		c := compiler.New()
 
diff --git a/pkg/compiler/compiler_func_test.go b/pkg/compiler/compiler_func_test.go
index f11eae79..0b303f18 100644
--- a/pkg/compiler/compiler_func_test.go
+++ b/pkg/compiler/compiler_func_test.go
@@ -5,6 +5,7 @@ import (
 	"github.com/MontFerret/ferret/pkg/compiler"
 	"github.com/MontFerret/ferret/pkg/runtime/core"
 	"github.com/MontFerret/ferret/pkg/runtime/values"
+	"github.com/pkg/errors"
 	. "github.com/smartystreets/goconvey/convey"
 	"testing"
 )
@@ -83,6 +84,44 @@ func TestFunctionCall(t *testing.T) {
 
 		So(string(out), ShouldEqual, `[2,4,6,8]`)
 	})
+
+	Convey("Should handle errors when ? is used", t, func() {
+		c := compiler.New()
+		c.RegisterFunction("ERROR", func(ctx context.Context, args ...core.Value) (core.Value, error) {
+			return values.None, errors.New("test error")
+		})
+
+		p, err := c.Compile(`
+			RETURN ERROR()?
+		`)
+
+		So(err, ShouldBeNil)
+
+		out, err := p.Run(context.Background())
+
+		So(err, ShouldBeNil)
+
+		So(string(out), ShouldEqual, `null`)
+	})
+
+	Convey("Should return NONE when error is handled", t, func() {
+		c := compiler.New()
+		c.RegisterFunction("ERROR", func(ctx context.Context, args ...core.Value) (core.Value, error) {
+			return values.NewString("booo"), errors.New("test error")
+		})
+
+		p, err := c.Compile(`
+			RETURN ERROR()?
+		`)
+
+		So(err, ShouldBeNil)
+
+		out, err := p.Run(context.Background())
+
+		So(err, ShouldBeNil)
+
+		So(string(out), ShouldEqual, `null`)
+	})
 }
 
 func BenchmarkFunctionCallArg1(b *testing.B) {
diff --git a/pkg/compiler/compiler_logical_test.go b/pkg/compiler/compiler_logical_test.go
index e563cb9d..a777854d 100644
--- a/pkg/compiler/compiler_logical_test.go
+++ b/pkg/compiler/compiler_logical_test.go
@@ -2,8 +2,10 @@ package compiler_test
 
 import (
 	"context"
+	"errors"
 	"github.com/MontFerret/ferret/pkg/compiler"
 	"github.com/MontFerret/ferret/pkg/runtime"
+	"github.com/MontFerret/ferret/pkg/runtime/core"
 	. "github.com/smartystreets/goconvey/convey"
 	"testing"
 )
@@ -71,7 +73,43 @@ func TestLogicalOperators(t *testing.T) {
 		So(string(out), ShouldEqual, `"foo"`)
 	})
 
-	Convey("NONE && true  should return null", t, func() {
+	Convey("ERROR()? || 'boo'  should return 'boo'", t, func() {
+		c := compiler.New()
+		c.RegisterFunction("ERROR", func(ctx context.Context, args ...core.Value) (core.Value, error) {
+			return nil, errors.New("test")
+		})
+
+		p, err := c.Compile(`
+			RETURN ERROR()? || 'boo'
+		`)
+
+		So(err, ShouldBeNil)
+
+		out, err := p.Run(context.Background())
+
+		So(err, ShouldBeNil)
+		So(string(out), ShouldEqual, `"boo"`)
+	})
+
+	Convey("!ERROR()? && TRUE should return false", t, func() {
+		c := compiler.New()
+		c.RegisterFunction("ERROR", func(ctx context.Context, args ...core.Value) (core.Value, error) {
+			return nil, errors.New("test")
+		})
+
+		p, err := c.Compile(`
+			RETURN !ERROR()? && TRUE
+		`)
+
+		So(err, ShouldBeNil)
+
+		out, err := p.Run(context.Background())
+
+		So(err, ShouldBeNil)
+		So(string(out), ShouldEqual, `true`)
+	})
+
+	Convey("NONE && true should return null", t, func() {
 		c := compiler.New()
 
 		p, err := c.Compile(`
diff --git a/pkg/compiler/compiler_member_test.go b/pkg/compiler/compiler_member_test.go
index d67eb293..9fb25b61 100644
--- a/pkg/compiler/compiler_member_test.go
+++ b/pkg/compiler/compiler_member_test.go
@@ -3,6 +3,7 @@ package compiler_test
 import (
 	"context"
 	"fmt"
+	"github.com/MontFerret/ferret/pkg/runtime/core"
 	"testing"
 
 	"github.com/MontFerret/ferret/pkg/compiler"
@@ -495,6 +496,25 @@ RETURN o1.first["second"][o2.prop].fourth["fifth"]["bottom"]
 
 				So(string(out), ShouldEqual, `"bar"`)
 			})
+
+			Convey("When function returns error", func() {
+				c := compiler.New()
+				c.RegisterFunction("ERROR", func(ctx context.Context, args ...core.Value) (core.Value, error) {
+					return nil, core.ErrNotImplemented
+				})
+
+				p, err := c.Compile(`
+				RETURN ERROR()?.foo
+			`)
+
+				So(err, ShouldBeNil)
+
+				out, err := p.Run(context.Background())
+
+				So(err, ShouldBeNil)
+
+				So(string(out), ShouldEqual, `null`)
+			})
 		})
 	})
 }
diff --git a/pkg/compiler/visitor.go b/pkg/compiler/visitor.go
index d3623522..9adfdcfb 100644
--- a/pkg/compiler/visitor.go
+++ b/pkg/compiler/visitor.go
@@ -928,8 +928,8 @@ func (v *visitor) doVisitMemberExpressionSource(ctx *fql.MemberExpressionSourceC
 		return v.doVisitParamContext(param.(*fql.ParamContext), scope)
 	}
 
-	if fnCall := ctx.FunctionCallExpression(); fnCall != nil {
-		return v.doVisitFunctionCallExpression(fnCall.(*fql.FunctionCallExpressionContext), scope)
+	if fnCall := ctx.FunctionCall(); fnCall != nil {
+		return v.doVisitFunctionCall(fnCall.(*fql.FunctionCallContext), false, scope)
 	}
 
 	if objectLiteral := ctx.ObjectLiteral(); objectLiteral != nil {
@@ -1134,7 +1134,7 @@ func (v *visitor) doVisitRangeOperator(ctx *fql.RangeOperatorContext, scope *sco
 	)
 }
 
-func (v *visitor) doVisitFunctionCallExpression(context *fql.FunctionCallExpressionContext, scope *scope) (core.Expression, error) {
+func (v *visitor) doVisitFunctionCall(context *fql.FunctionCallContext, ignoreErrors bool, scope *scope) (core.Expression, error) {
 	args := make([]core.Expression, 0, 5)
 	argsCtx := context.Arguments()
 
@@ -1170,10 +1170,19 @@ func (v *visitor) doVisitFunctionCallExpression(context *fql.FunctionCallExpress
 	return expressions.NewFunctionCallExpression(
 		v.getSourceMap(context),
 		fun,
+		ignoreErrors,
 		args...,
 	)
 }
 
+func (v *visitor) doVisitFunctionCallExpression(context *fql.FunctionCallExpressionContext, scope *scope) (core.Expression, error) {
+	return v.doVisitFunctionCall(
+		context.FunctionCall().(*fql.FunctionCallContext),
+		context.QuestionMark() != nil,
+		scope,
+	)
+}
+
 func (v *visitor) doVisitParamContext(context *fql.ParamContext, s *scope) (core.Expression, error) {
 	name := context.Identifier().GetText()
 
diff --git a/pkg/drivers/cdp/events/loop_test.go b/pkg/drivers/cdp/events/loop_test.go
index 4da969df..d0a5fb23 100644
--- a/pkg/drivers/cdp/events/loop_test.go
+++ b/pkg/drivers/cdp/events/loop_test.go
@@ -57,6 +57,7 @@ func NewBufferedTestEventStream(buffer int) *TestEventStream {
 	es := new(TestEventStream)
 	es.ready = make(chan struct{}, buffer)
 	es.message = make(chan interface{}, buffer)
+
 	return es
 }
 
@@ -394,7 +395,7 @@ func TestLoop(t *testing.T) {
 		// Stop the loop
 		cancel()
 
-		time.Sleep(time.Duration(100) * time.Millisecond)
+		time.Sleep(time.Duration(500) * time.Millisecond)
 
 		onLoad.Emit(&page.LoadEventFiredReply{})
 
@@ -404,6 +405,8 @@ func TestLoop(t *testing.T) {
 			onLoad.Emit(&page.LoadEventFiredReply{})
 		}
 
+		time.Sleep(time.Duration(500) * time.Millisecond)
+
 		So(counter.Value(), ShouldEqual, eventsToFire)
 	})
 }
diff --git a/pkg/parser/antlr/FqlParser.g4 b/pkg/parser/antlr/FqlParser.g4
index bda47a0e..ca637aaf 100644
--- a/pkg/parser/antlr/FqlParser.g4
+++ b/pkg/parser/antlr/FqlParser.g4
@@ -264,18 +264,22 @@ memberExpression
 memberExpressionSource
     : variable
     | param
-    | functionCallExpression
     | arrayLiteral
     | objectLiteral
+    | functionCall
     ;
 
-memberExpressionPath
-    : QuestionMark? Dot propertyName
-    | (QuestionMark Dot)? computedPropertyName
+functionCall
+    : namespace functionIdentifier arguments
     ;
 
 functionCallExpression
-    : namespace functionIdentifier arguments
+    : functionCall QuestionMark?
+    ;
+
+memberExpressionPath
+    : QuestionMark? Dot propertyName
+    | (QuestionMark Dot)? computedPropertyName
     ;
 
 functionIdentifier
diff --git a/pkg/parser/fql/FqlParser.interp b/pkg/parser/fql/FqlParser.interp
index bcea38db..2621e2b6 100644
--- a/pkg/parser/fql/FqlParser.interp
+++ b/pkg/parser/fql/FqlParser.interp
@@ -191,8 +191,9 @@ expressionGroup
 expression
 memberExpression
 memberExpressionSource
-memberExpressionPath
+functionCall
 functionCallExpression
+memberExpressionPath
 functionIdentifier
 namespace
 arguments
@@ -211,4 +212,4 @@ variable
 
 
 atn:
-[3, 24715, 42794, 33075, 47597, 16764, 15335, 30598, 22884, 3, 71, 650, 4, 2, 9, 2, 4, 3, 9, 3, 4, 4, 9, 4, 4, 5, 9, 5, 4, 6, 9, 6, 4, 7, 9, 7, 4, 8, 9, 8, 4, 9, 9, 9, 4, 10, 9, 10, 4, 11, 9, 11, 4, 12, 9, 12, 4, 13, 9, 13, 4, 14, 9, 14, 4, 15, 9, 15, 4, 16, 9, 16, 4, 17, 9, 17, 4, 18, 9, 18, 4, 19, 9, 19, 4, 20, 9, 20, 4, 21, 9, 21, 4, 22, 9, 22, 4, 23, 9, 23, 4, 24, 9, 24, 4, 25, 9, 25, 4, 26, 9, 26, 4, 27, 9, 27, 4, 28, 9, 28, 4, 29, 9, 29, 4, 30, 9, 30, 4, 31, 9, 31, 4, 32, 9, 32, 4, 33, 9, 33, 4, 34, 9, 34, 4, 35, 9, 35, 4, 36, 9, 36, 4, 37, 9, 37, 4, 38, 9, 38, 4, 39, 9, 39, 4, 40, 9, 40, 4, 41, 9, 41, 4, 42, 9, 42, 4, 43, 9, 43, 4, 44, 9, 44, 4, 45, 9, 45, 4, 46, 9, 46, 4, 47, 9, 47, 4, 48, 9, 48, 4, 49, 9, 49, 4, 50, 9, 50, 4, 51, 9, 51, 4, 52, 9, 52, 4, 53, 9, 53, 4, 54, 9, 54, 4, 55, 9, 55, 4, 56, 9, 56, 4, 57, 9, 57, 4, 58, 9, 58, 4, 59, 9, 59, 4, 60, 9, 60, 4, 61, 9, 61, 4, 62, 9, 62, 4, 63, 9, 63, 4, 64, 9, 64, 4, 65, 9, 65, 4, 66, 9, 66, 3, 2, 7, 2, 134, 10, 2, 12, 2, 14, 2, 137, 11, 2, 3, 2, 3, 2, 3, 2, 3, 3, 3, 3, 3, 4, 3, 4, 3, 5, 3, 5, 3, 5, 3, 6, 3, 6, 3, 6, 3, 7, 7, 7, 153, 10, 7, 12, 7, 14, 7, 156, 11, 7, 3, 7, 3, 7, 3, 8, 3, 8, 3, 8, 5, 8, 163, 10, 8, 3, 9, 3, 9, 5, 9, 167, 10, 9, 3, 10, 3, 10, 3, 10, 3, 10, 3, 10, 3, 10, 5, 10, 175, 10, 10, 3, 10, 3, 10, 3, 10, 3, 10, 3, 10, 3, 10, 5, 10, 183, 10, 10, 3, 11, 3, 11, 5, 11, 187, 10, 11, 3, 11, 3, 11, 3, 11, 5, 11, 192, 10, 11, 3, 11, 3, 11, 3, 11, 3, 11, 5, 11, 198, 10, 11, 3, 11, 5, 11, 201, 10, 11, 3, 12, 3, 12, 3, 12, 3, 12, 5, 12, 207, 10, 12, 3, 12, 3, 12, 3, 12, 7, 12, 212, 10, 12, 12, 12, 14, 12, 215, 11, 12, 3, 12, 3, 12, 3, 12, 3, 12, 3, 12, 5, 12, 222, 10, 12, 3, 12, 3, 12, 3, 12, 7, 12, 227, 10, 12, 12, 12, 14, 12, 230, 11, 12, 3, 12, 3, 12, 5, 12, 234, 10, 12, 3, 13, 3, 13, 3, 13, 3, 13, 3, 13, 3, 13, 3, 13, 5, 13, 243, 10, 13, 3, 14, 3, 14, 3, 14, 3, 14, 5, 14, 249, 10, 14, 3, 15, 3, 15, 5, 15, 253, 10, 15, 3, 16, 3, 16, 5, 16, 257, 10, 16, 3, 17, 3, 17, 5, 17, 261, 10, 17, 3, 18, 3, 18, 3, 18, 3, 19, 3, 19, 3, 19, 3, 19, 5, 19, 270, 10, 19, 3, 20, 3, 20, 5, 20, 274, 10, 20, 3, 21, 3, 21, 3, 21, 3, 21, 7, 21, 280, 10, 21, 12, 21, 14, 21, 283, 11, 21, 3, 22, 3, 22, 5, 22, 287, 10, 22, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 5, 23, 307, 10, 23, 3, 24, 3, 24, 3, 24, 3, 24, 3, 25, 3, 25, 3, 25, 7, 25, 316, 10, 25, 12, 25, 14, 25, 319, 11, 25, 3, 26, 3, 26, 3, 26, 3, 26, 7, 26, 325, 10, 26, 12, 26, 14, 26, 328, 11, 26, 3, 27, 3, 27, 3, 27, 3, 27, 3, 28, 3, 28, 3, 28, 3, 28, 3, 28, 3, 28, 5, 28, 340, 10, 28, 5, 28, 342, 10, 28, 3, 29, 3, 29, 3, 29, 3, 29, 3, 29, 3, 30, 3, 30, 3, 30, 3, 30, 5, 30, 353, 10, 30, 3, 31, 3, 31, 3, 31, 3, 31, 3, 31, 3, 31, 5, 31, 361, 10, 31, 3, 31, 5, 31, 364, 10, 31, 3, 32, 3, 32, 3, 32, 5, 32, 369, 10, 32, 3, 33, 3, 33, 3, 33, 3, 33, 3, 33, 5, 33, 376, 10, 33, 3, 34, 3, 34, 3, 34, 5, 34, 381, 10, 34, 3, 35, 3, 35, 3, 35, 5, 35, 386, 10, 35, 3, 35, 3, 35, 3, 35, 3, 35, 5, 35, 392, 10, 35, 3, 36, 3, 36, 3, 36, 3, 36, 7, 36, 398, 10, 36, 12, 36, 14, 36, 401, 11, 36, 3, 36, 5, 36, 404, 10, 36, 5, 36, 406, 10, 36, 3, 36, 3, 36, 3, 37, 3, 37, 3, 37, 3, 37, 7, 37, 414, 10, 37, 12, 37, 14, 37, 417, 11, 37, 3, 37, 5, 37, 420, 10, 37, 5, 37, 422, 10, 37, 3, 37, 3, 37, 3, 38, 3, 38, 3, 38, 3, 38, 3, 38, 3, 38, 3, 38, 3, 38, 3, 38, 5, 38, 435, 10, 38, 3, 39, 3, 39, 3, 39, 3, 39, 3, 40, 3, 40, 3, 40, 5, 40, 444, 10, 40, 3, 41, 3, 41, 3, 42, 3, 42, 3, 43, 3, 43, 3, 44, 3, 44, 3, 45, 3, 45, 3, 46, 3, 46, 3, 46, 3, 46, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 5, 47, 477, 10, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 5, 47, 491, 10, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 5, 47, 524, 10, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 5, 47, 533, 10, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 5, 47, 542, 10, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 5, 47, 549, 10, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 5, 47, 560, 10, 47, 3, 47, 3, 47, 7, 47, 564, 10, 47, 12, 47, 14, 47, 567, 11, 47, 3, 48, 3, 48, 6, 48, 571, 10, 48, 13, 48, 14, 48, 572, 3, 49, 3, 49, 3, 49, 3, 49, 3, 49, 5, 49, 580, 10, 49, 3, 50, 5, 50, 583, 10, 50, 3, 50, 3, 50, 3, 50, 3, 50, 5, 50, 589, 10, 50, 3, 50, 5, 50, 592, 10, 50, 3, 51, 3, 51, 3, 51, 3, 51, 3, 52, 3, 52, 3, 53, 7, 53, 601, 10, 53, 12, 53, 14, 53, 604, 11, 53, 3, 54, 3, 54, 3, 54, 3, 54, 7, 54, 610, 10, 54, 12, 54, 14, 54, 613, 11, 54, 5, 54, 615, 10, 54, 3, 54, 3, 54, 3, 55, 3, 55, 3, 56, 3, 56, 3, 56, 5, 56, 624, 10, 56, 3, 57, 3, 57, 3, 57, 5, 57, 629, 10, 57, 3, 58, 3, 58, 3, 59, 3, 59, 3, 60, 3, 60, 3, 61, 3, 61, 3, 62, 3, 62, 3, 63, 3, 63, 3, 64, 3, 64, 3, 65, 3, 65, 3, 65, 3, 66, 3, 66, 3, 66, 2, 3, 92, 67, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116, 118, 120, 122, 124, 126, 128, 130, 2, 10, 3, 2, 48, 49, 6, 2, 30, 31, 37, 39, 41, 62, 66, 66, 4, 2, 48, 48, 56, 57, 3, 2, 17, 22, 3, 2, 35, 36, 3, 2, 23, 25, 3, 2, 26, 27, 4, 2, 26, 27, 61, 61, 2, 695, 2, 135, 3, 2, 2, 2, 4, 141, 3, 2, 2, 2, 6, 143, 3, 2, 2, 2, 8, 145, 3, 2, 2, 2, 10, 148, 3, 2, 2, 2, 12, 154, 3, 2, 2, 2, 14, 162, 3, 2, 2, 2, 16, 166, 3, 2, 2, 2, 18, 182, 3, 2, 2, 2, 20, 200, 3, 2, 2, 2, 22, 233, 3, 2, 2, 2, 24, 242, 3, 2, 2, 2, 26, 248, 3, 2, 2, 2, 28, 252, 3, 2, 2, 2, 30, 256, 3, 2, 2, 2, 32, 260, 3, 2, 2, 2, 34, 262, 3, 2, 2, 2, 36, 265, 3, 2, 2, 2, 38, 273, 3, 2, 2, 2, 40, 275, 3, 2, 2, 2, 42, 284, 3, 2, 2, 2, 44, 306, 3, 2, 2, 2, 46, 308, 3, 2, 2, 2, 48, 312, 3, 2, 2, 2, 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2, 320, 49, 3, 2, 2, 2, 321, 319, 3, 2, 2, 2, 322, 323, 7, 58, 2, 2, 323, 328, 5, 52, 27, 2, 324, 325, 7, 10, 2, 2, 325, 327, 5, 52, 27, 2, 326, 324, 3, 2, 2, 2, 327, 330, 3, 2, 2, 2, 328, 326, 3, 2, 2, 2, 328, 329, 3, 2, 2, 2, 329, 51, 3, 2, 2, 2, 330, 328, 3, 2, 2, 2, 331, 332, 7, 66, 2, 2, 332, 333, 7, 33, 2, 2, 333, 334, 5, 100, 51, 2, 334, 53, 3, 2, 2, 2, 335, 336, 7, 52, 2, 2, 336, 344, 5, 46, 24, 2, 337, 338, 7, 52, 2, 2, 338, 341, 7, 66, 2, 2, 339, 340, 7, 53, 2, 2, 340, 342, 7, 66, 2, 2, 341, 339, 3, 2, 2, 2, 341, 342, 3, 2, 2, 2, 342, 344, 3, 2, 2, 2, 343, 335, 3, 2, 2, 2, 343, 337, 3, 2, 2, 2, 344, 55, 3, 2, 2, 2, 345, 346, 7, 54, 2, 2, 346, 347, 7, 55, 2, 2, 347, 348, 7, 52, 2, 2, 348, 349, 7, 66, 2, 2, 349, 57, 3, 2, 2, 2, 350, 351, 7, 40, 2, 2, 351, 355, 5, 72, 37, 2, 352, 353, 7, 40, 2, 2, 353, 355, 5, 132, 67, 2, 354, 350, 3, 2, 2, 2, 354, 352, 3, 2, 2, 2, 355, 59, 3, 2, 2, 2, 356, 357, 7, 39, 2, 2, 357, 358, 7, 59, 2, 2, 358, 359, 5, 64, 33, 2, 359, 360, 7, 62, 2, 2, 360, 362, 5, 66, 34, 2, 361, 363, 5, 58, 30, 2, 362, 361, 3, 2, 2, 2, 362, 363, 3, 2, 2, 2, 363, 365, 3, 2, 2, 2, 364, 366, 5, 62, 32, 2, 365, 364, 3, 2, 2, 2, 365, 366, 3, 2, 2, 2, 366, 61, 3, 2, 2, 2, 367, 371, 5, 86, 44, 2, 368, 371, 5, 132, 67, 2, 369, 371, 5, 130, 66, 2, 370, 367, 3, 2, 2, 2, 370, 368, 3, 2, 2, 2, 370, 369, 3, 2, 2, 2, 371, 63, 3, 2, 2, 2, 372, 378, 5, 82, 42, 2, 373, 378, 5, 132, 67, 2, 374, 378, 5, 130, 66, 2, 375, 378, 5, 100, 51, 2, 376, 378, 5, 94, 48, 2, 377, 372, 3, 2, 2, 2, 377, 373, 3, 2, 2, 2, 377, 374, 3, 2, 2, 2, 377, 375, 3, 2, 2, 2, 377, 376, 3, 2, 2, 2, 378, 65, 3, 2, 2, 2, 379, 383, 5, 100, 51, 2, 380, 383, 5, 132, 67, 2, 381, 383, 5, 94, 48, 2, 382, 379, 3, 2, 2, 2, 382, 380, 3, 2, 2, 2, 382, 381, 3, 2, 2, 2, 383, 67, 3, 2, 2, 2, 384, 388, 5, 86, 44, 2, 385, 388, 5, 132, 67, 2, 386, 388, 5, 130, 66, 2, 387, 384, 3, 2, 2, 2, 387, 385, 3, 2, 2, 2, 387, 386, 3, 2, 2, 2, 388, 389, 3, 2, 2, 2, 389, 393, 7, 32, 2, 2, 390, 394, 5, 86, 44, 2, 391, 394, 5, 132, 67, 2, 392, 394, 5, 130, 66, 2, 393, 390, 3, 2, 2, 2, 393, 391, 3, 2, 2, 2, 393, 392, 3, 2, 2, 2, 394, 69, 3, 2, 2, 2, 395, 407, 7, 11, 2, 2, 396, 401, 5, 92, 47, 2, 397, 398, 7, 10, 2, 2, 398, 400, 5, 92, 47, 2, 399, 397, 3, 2, 2, 2, 400, 403, 3, 2, 2, 2, 401, 399, 3, 2, 2, 2, 401, 402, 3, 2, 2, 2, 402, 405, 3, 2, 2, 2, 403, 401, 3, 2, 2, 2, 404, 406, 7, 10, 2, 2, 405, 404, 3, 2, 2, 2, 405, 406, 3, 2, 2, 2, 406, 408, 3, 2, 2, 2, 407, 396, 3, 2, 2, 2, 407, 408, 3, 2, 2, 2, 408, 409, 3, 2, 2, 2, 409, 410, 7, 12, 2, 2, 410, 71, 3, 2, 2, 2, 411, 423, 7, 15, 2, 2, 412, 417, 5, 74, 38, 2, 413, 414, 7, 10, 2, 2, 414, 416, 5, 74, 38, 2, 415, 413, 3, 2, 2, 2, 416, 419, 3, 2, 2, 2, 417, 415, 3, 2, 2, 2, 417, 418, 3, 2, 2, 2, 418, 421, 3, 2, 2, 2, 419, 417, 3, 2, 2, 2, 420, 422, 7, 10, 2, 2, 421, 420, 3, 2, 2, 2, 421, 422, 3, 2, 2, 2, 422, 424, 3, 2, 2, 2, 423, 412, 3, 2, 2, 2, 423, 424, 3, 2, 2, 2, 424, 425, 3, 2, 2, 2, 425, 426, 7, 16, 2, 2, 426, 73, 3, 2, 2, 2, 427, 428, 5, 78, 40, 2, 428, 429, 7, 7, 2, 2, 429, 430, 5, 92, 47, 2, 430, 437, 3, 2, 2, 2, 431, 432, 5, 76, 39, 2, 432, 433, 7, 7, 2, 2, 433, 434, 5, 92, 47, 2, 434, 437, 3, 2, 2, 2, 435, 437, 5, 132, 67, 2, 436, 427, 3, 2, 2, 2, 436, 431, 3, 2, 2, 2, 436, 435, 3, 2, 2, 2, 437, 75, 3, 2, 2, 2, 438, 439, 7, 11, 2, 2, 439, 440, 5, 92, 47, 2, 440, 441, 7, 12, 2, 2, 441, 77, 3, 2, 2, 2, 442, 446, 7, 66, 2, 2, 443, 446, 5, 82, 42, 2, 444, 446, 5, 130, 66, 2, 445, 442, 3, 2, 2, 2, 445, 443, 3, 2, 2, 2, 445, 444, 3, 2, 2, 2, 446, 79, 3, 2, 2, 2, 447, 448, 7, 50, 2, 2, 448, 81, 3, 2, 2, 2, 449, 450, 7, 67, 2, 2, 450, 83, 3, 2, 2, 2, 451, 452, 7, 69, 2, 2, 452, 85, 3, 2, 2, 2, 453, 454, 7, 68, 2, 2, 454, 87, 3, 2, 2, 2, 455, 456, 9, 2, 2, 2, 456, 89, 3, 2, 2, 2, 457, 458, 7, 13, 2, 2, 458, 459, 5, 92, 47, 2, 459, 460, 7, 14, 2, 2, 460, 91, 3, 2, 2, 2, 461, 462, 8, 47, 1, 2, 462, 463, 5, 128, 65, 2, 463, 464, 5, 92, 47, 29, 464, 479, 3, 2, 2, 2, 465, 479, 5, 68, 35, 2, 466, 479, 5, 82, 42, 2, 467, 479, 5, 84, 43, 2, 468, 479, 5, 86, 44, 2, 469, 479, 5, 80, 41, 2, 470, 479, 5, 70, 36, 2, 471, 479, 5, 72, 37, 2, 472, 479, 5, 94, 48, 2, 473, 479, 5, 100, 51, 2, 474, 479, 5, 130, 66, 2, 475, 479, 5, 132, 67, 2, 476, 479, 5, 88, 45, 2, 477, 479, 5, 90, 46, 2, 478, 461, 3, 2, 2, 2, 478, 465, 3, 2, 2, 2, 478, 466, 3, 2, 2, 2, 478, 467, 3, 2, 2, 2, 478, 468, 3, 2, 2, 2, 478, 469, 3, 2, 2, 2, 478, 470, 3, 2, 2, 2, 478, 471, 3, 2, 2, 2, 478, 472, 3, 2, 2, 2, 478, 473, 3, 2, 2, 2, 478, 474, 3, 2, 2, 2, 478, 475, 3, 2, 2, 2, 478, 476, 3, 2, 2, 2, 478, 477, 3, 2, 2, 2, 479, 567, 3, 2, 2, 2, 480, 481, 12, 28, 2, 2, 481, 482, 5, 124, 63, 2, 482, 483, 5, 92, 47, 29, 483, 566, 3, 2, 2, 2, 484, 485, 12, 27, 2, 2, 485, 486, 5, 126, 64, 2, 486, 487, 5, 92, 47, 28, 487, 566, 3, 2, 2, 2, 488, 489, 12, 26, 2, 2, 489, 492, 5, 110, 56, 2, 490, 493, 5, 112, 57, 2, 491, 493, 5, 116, 59, 2, 492, 490, 3, 2, 2, 2, 492, 491, 3, 2, 2, 2, 493, 494, 3, 2, 2, 2, 494, 495, 5, 92, 47, 27, 495, 566, 3, 2, 2, 2, 496, 497, 12, 25, 2, 2, 497, 498, 5, 112, 57, 2, 498, 499, 5, 92, 47, 26, 499, 566, 3, 2, 2, 2, 500, 501, 12, 24, 2, 2, 501, 502, 5, 114, 58, 2, 502, 503, 5, 92, 47, 25, 503, 566, 3, 2, 2, 2, 504, 505, 12, 23, 2, 2, 505, 506, 5, 116, 59, 2, 506, 507, 5, 92, 47, 24, 507, 566, 3, 2, 2, 2, 508, 509, 12, 22, 2, 2, 509, 510, 5, 118, 60, 2, 510, 511, 5, 92, 47, 23, 511, 566, 3, 2, 2, 2, 512, 513, 12, 21, 2, 2, 513, 514, 5, 120, 61, 2, 514, 515, 5, 92, 47, 22, 515, 566, 3, 2, 2, 2, 516, 517, 12, 20, 2, 2, 517, 518, 5, 122, 62, 2, 518, 519, 5, 92, 47, 21, 519, 566, 3, 2, 2, 2, 520, 521, 12, 17, 2, 2, 521, 522, 7, 34, 2, 2, 522, 525, 7, 13, 2, 2, 523, 526, 5, 22, 12, 2, 524, 526, 5, 60, 31, 2, 525, 523, 3, 2, 2, 2, 525, 524, 3, 2, 2, 2, 526, 527, 3, 2, 2, 2, 527, 528, 7, 14, 2, 2, 528, 529, 7, 7, 2, 2, 529, 530, 5, 92, 47, 18, 530, 566, 3, 2, 2, 2, 531, 532, 12, 16, 2, 2, 532, 534, 7, 34, 2, 2, 533, 535, 5, 92, 47, 2, 534, 533, 3, 2, 2, 2, 534, 535, 3, 2, 2, 2, 535, 536, 3, 2, 2, 2, 536, 537, 7, 7, 2, 2, 537, 566, 5, 92, 47, 17, 538, 539, 12, 19, 2, 2, 539, 540, 7, 34, 2, 2, 540, 543, 7, 13, 2, 2, 541, 544, 5, 22, 12, 2, 542, 544, 5, 60, 31, 2, 543, 541, 3, 2, 2, 2, 543, 542, 3, 2, 2, 2, 544, 545, 3, 2, 2, 2, 545, 546, 7, 14, 2, 2, 546, 547, 7, 7, 2, 2, 547, 550, 7, 13, 2, 2, 548, 551, 5, 22, 12, 2, 549, 551, 5, 60, 31, 2, 550, 548, 3, 2, 2, 2, 550, 549, 3, 2, 2, 2, 551, 552, 3, 2, 2, 2, 552, 553, 7, 14, 2, 2, 553, 566, 3, 2, 2, 2, 554, 555, 12, 18, 2, 2, 555, 556, 7, 34, 2, 2, 556, 557, 5, 92, 47, 2, 557, 558, 7, 7, 2, 2, 558, 561, 7, 13, 2, 2, 559, 562, 5, 22, 12, 2, 560, 562, 5, 60, 31, 2, 561, 559, 3, 2, 2, 2, 561, 560, 3, 2, 2, 2, 562, 563, 3, 2, 2, 2, 563, 564, 7, 14, 2, 2, 564, 566, 3, 2, 2, 2, 565, 480, 3, 2, 2, 2, 565, 484, 3, 2, 2, 2, 565, 488, 3, 2, 2, 2, 565, 496, 3, 2, 2, 2, 565, 500, 3, 2, 2, 2, 565, 504, 3, 2, 2, 2, 565, 508, 3, 2, 2, 2, 565, 512, 3, 2, 2, 2, 565, 516, 3, 2, 2, 2, 565, 520, 3, 2, 2, 2, 565, 531, 3, 2, 2, 2, 565, 538, 3, 2, 2, 2, 565, 554, 3, 2, 2, 2, 566, 569, 3, 2, 2, 2, 567, 565, 3, 2, 2, 2, 567, 568, 3, 2, 2, 2, 568, 93, 3, 2, 2, 2, 569, 567, 3, 2, 2, 2, 570, 572, 5, 96, 49, 2, 571, 573, 5, 102, 52, 2, 572, 571, 3, 2, 2, 2, 573, 574, 3, 2, 2, 2, 574, 572, 3, 2, 2, 2, 574, 575, 3, 2, 2, 2, 575, 95, 3, 2, 2, 2, 576, 582, 5, 132, 67, 2, 577, 582, 5, 130, 66, 2, 578, 582, 5, 70, 36, 2, 579, 582, 5, 72, 37, 2, 580, 582, 5, 98, 50, 2, 581, 576, 3, 2, 2, 2, 581, 577, 3, 2, 2, 2, 581, 578, 3, 2, 2, 2, 581, 579, 3, 2, 2, 2, 581, 580, 3, 2, 2, 2, 582, 97, 3, 2, 2, 2, 583, 584, 5, 106, 54, 2, 584, 585, 5, 104, 53, 2, 585, 586, 5, 108, 55, 2, 586, 99, 3, 2, 2, 2, 587, 589, 5, 98, 50, 2, 588, 590, 7, 34, 2, 2, 589, 588, 3, 2, 2, 2, 589, 590, 3, 2, 2, 2, 590, 101, 3, 2, 2, 2, 591, 593, 7, 34, 2, 2, 592, 591, 3, 2, 2, 2, 592, 593, 3, 2, 2, 2, 593, 594, 3, 2, 2, 2, 594, 595, 7, 9, 2, 2, 595, 602, 5, 78, 40, 2, 596, 597, 7, 34, 2, 2, 597, 599, 7, 9, 2, 2, 598, 596, 3, 2, 2, 2, 598, 599, 3, 2, 2, 2, 599, 600, 3, 2, 2, 2, 600, 602, 5, 76, 39, 2, 601, 592, 3, 2, 2, 2, 601, 598, 3, 2, 2, 2, 602, 103, 3, 2, 2, 2, 603, 604, 9, 3, 2, 2, 604, 105, 3, 2, 2, 2, 605, 607, 7, 70, 2, 2, 606, 605, 3, 2, 2, 2, 607, 610, 3, 2, 2, 2, 608, 606, 3, 2, 2, 2, 608, 609, 3, 2, 2, 2, 609, 107, 3, 2, 2, 2, 610, 608, 3, 2, 2, 2, 611, 620, 7, 13, 2, 2, 612, 617, 5, 92, 47, 2, 613, 614, 7, 10, 2, 2, 614, 616, 5, 92, 47, 2, 615, 613, 3, 2, 2, 2, 616, 619, 3, 2, 2, 2, 617, 615, 3, 2, 2, 2, 617, 618, 3, 2, 2, 2, 618, 621, 3, 2, 2, 2, 619, 617, 3, 2, 2, 2, 620, 612, 3, 2, 2, 2, 620, 621, 3, 2, 2, 2, 621, 622, 3, 2, 2, 2, 622, 623, 7, 14, 2, 2, 623, 109, 3, 2, 2, 2, 624, 625, 9, 4, 2, 2, 625, 111, 3, 2, 2, 2, 626, 630, 7, 62, 2, 2, 627, 628, 7, 61, 2, 2, 628, 630, 7, 62, 2, 2, 629, 626, 3, 2, 2, 2, 629, 627, 3, 2, 2, 2, 630, 113, 3, 2, 2, 2, 631, 635, 7, 60, 2, 2, 632, 633, 7, 61, 2, 2, 633, 635, 7, 60, 2, 2, 634, 631, 3, 2, 2, 2, 634, 632, 3, 2, 2, 2, 635, 115, 3, 2, 2, 2, 636, 637, 9, 5, 2, 2, 637, 117, 3, 2, 2, 2, 638, 639, 9, 6, 2, 2, 639, 119, 3, 2, 2, 2, 640, 641, 7, 30, 2, 2, 641, 121, 3, 2, 2, 2, 642, 643, 7, 31, 2, 2, 643, 123, 3, 2, 2, 2, 644, 645, 9, 7, 2, 2, 645, 125, 3, 2, 2, 2, 646, 647, 9, 8, 2, 2, 647, 127, 3, 2, 2, 2, 648, 649, 9, 9, 2, 2, 649, 129, 3, 2, 2, 2, 650, 651, 7, 65, 2, 2, 651, 652, 7, 66, 2, 2, 652, 131, 3, 2, 2, 2, 653, 654, 7, 66, 2, 2, 654, 133, 3, 2, 2, 2, 67, 137, 156, 164, 168, 176, 184, 188, 193, 199, 202, 208, 215, 223, 230, 235, 244, 250, 254, 258, 262, 271, 275, 283, 288, 308, 319, 328, 341, 343, 354, 362, 365, 370, 377, 382, 387, 393, 401, 405, 407, 417, 421, 423, 436, 445, 478, 492, 525, 534, 543, 550, 561, 565, 567, 574, 581, 589, 592, 598, 601, 608, 617, 620, 629, 634]
\ No newline at end of file
diff --git a/pkg/parser/fql/fql_parser.go b/pkg/parser/fql/fql_parser.go
index 58a790d2..3be646df 100644
--- a/pkg/parser/fql/fql_parser.go
+++ b/pkg/parser/fql/fql_parser.go
@@ -15,7 +15,7 @@ var _ = reflect.Copy
 var _ = strconv.Itoa
 
 var parserATN = []uint16{
-	3, 24715, 42794, 33075, 47597, 16764, 15335, 30598, 22884, 3, 71, 650,
+	3, 24715, 42794, 33075, 47597, 16764, 15335, 30598, 22884, 3, 71, 656,
 	4, 2, 9, 2, 4, 3, 9, 3, 4, 4, 9, 4, 4, 5, 9, 5, 4, 6, 9, 6, 4, 7, 9, 7,
 	4, 8, 9, 8, 4, 9, 9, 9, 4, 10, 9, 10, 4, 11, 9, 11, 4, 12, 9, 12, 4, 13,
 	9, 13, 4, 14, 9, 14, 4, 15, 9, 15, 4, 16, 9, 16, 4, 17, 9, 17, 4, 18, 9,
@@ -28,290 +28,292 @@ var parserATN = []uint16{
 	50, 9, 50, 4, 51, 9, 51, 4, 52, 9, 52, 4, 53, 9, 53, 4, 54, 9, 54, 4, 55,
 	9, 55, 4, 56, 9, 56, 4, 57, 9, 57, 4, 58, 9, 58, 4, 59, 9, 59, 4, 60, 9,
 	60, 4, 61, 9, 61, 4, 62, 9, 62, 4, 63, 9, 63, 4, 64, 9, 64, 4, 65, 9, 65,
-	4, 66, 9, 66, 3, 2, 7, 2, 134, 10, 2, 12, 2, 14, 2, 137, 11, 2, 3, 2, 3,
-	2, 3, 2, 3, 3, 3, 3, 3, 4, 3, 4, 3, 5, 3, 5, 3, 5, 3, 6, 3, 6, 3, 6, 3,
-	7, 7, 7, 153, 10, 7, 12, 7, 14, 7, 156, 11, 7, 3, 7, 3, 7, 3, 8, 3, 8,
-	3, 8, 5, 8, 163, 10, 8, 3, 9, 3, 9, 5, 9, 167, 10, 9, 3, 10, 3, 10, 3,
-	10, 3, 10, 3, 10, 3, 10, 5, 10, 175, 10, 10, 3, 10, 3, 10, 3, 10, 3, 10,
-	3, 10, 3, 10, 5, 10, 183, 10, 10, 3, 11, 3, 11, 5, 11, 187, 10, 11, 3,
-	11, 3, 11, 3, 11, 5, 11, 192, 10, 11, 3, 11, 3, 11, 3, 11, 3, 11, 5, 11,
-	198, 10, 11, 3, 11, 5, 11, 201, 10, 11, 3, 12, 3, 12, 3, 12, 3, 12, 5,
-	12, 207, 10, 12, 3, 12, 3, 12, 3, 12, 7, 12, 212, 10, 12, 12, 12, 14, 12,
-	215, 11, 12, 3, 12, 3, 12, 3, 12, 3, 12, 3, 12, 5, 12, 222, 10, 12, 3,
-	12, 3, 12, 3, 12, 7, 12, 227, 10, 12, 12, 12, 14, 12, 230, 11, 12, 3, 12,
-	3, 12, 5, 12, 234, 10, 12, 3, 13, 3, 13, 3, 13, 3, 13, 3, 13, 3, 13, 3,
-	13, 5, 13, 243, 10, 13, 3, 14, 3, 14, 3, 14, 3, 14, 5, 14, 249, 10, 14,
-	3, 15, 3, 15, 5, 15, 253, 10, 15, 3, 16, 3, 16, 5, 16, 257, 10, 16, 3,
-	17, 3, 17, 5, 17, 261, 10, 17, 3, 18, 3, 18, 3, 18, 3, 19, 3, 19, 3, 19,
-	3, 19, 5, 19, 270, 10, 19, 3, 20, 3, 20, 5, 20, 274, 10, 20, 3, 21, 3,
-	21, 3, 21, 3, 21, 7, 21, 280, 10, 21, 12, 21, 14, 21, 283, 11, 21, 3, 22,
-	3, 22, 5, 22, 287, 10, 22, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3,
+	4, 66, 9, 66, 4, 67, 9, 67, 3, 2, 7, 2, 136, 10, 2, 12, 2, 14, 2, 139,
+	11, 2, 3, 2, 3, 2, 3, 2, 3, 3, 3, 3, 3, 4, 3, 4, 3, 5, 3, 5, 3, 5, 3, 6,
+	3, 6, 3, 6, 3, 7, 7, 7, 155, 10, 7, 12, 7, 14, 7, 158, 11, 7, 3, 7, 3,
+	7, 3, 8, 3, 8, 3, 8, 5, 8, 165, 10, 8, 3, 9, 3, 9, 5, 9, 169, 10, 9, 3,
+	10, 3, 10, 3, 10, 3, 10, 3, 10, 3, 10, 5, 10, 177, 10, 10, 3, 10, 3, 10,
+	3, 10, 3, 10, 3, 10, 3, 10, 5, 10, 185, 10, 10, 3, 11, 3, 11, 5, 11, 189,
+	10, 11, 3, 11, 3, 11, 3, 11, 5, 11, 194, 10, 11, 3, 11, 3, 11, 3, 11, 3,
+	11, 5, 11, 200, 10, 11, 3, 11, 5, 11, 203, 10, 11, 3, 12, 3, 12, 3, 12,
+	3, 12, 5, 12, 209, 10, 12, 3, 12, 3, 12, 3, 12, 7, 12, 214, 10, 12, 12,
+	12, 14, 12, 217, 11, 12, 3, 12, 3, 12, 3, 12, 3, 12, 3, 12, 5, 12, 224,
+	10, 12, 3, 12, 3, 12, 3, 12, 7, 12, 229, 10, 12, 12, 12, 14, 12, 232, 11,
+	12, 3, 12, 3, 12, 5, 12, 236, 10, 12, 3, 13, 3, 13, 3, 13, 3, 13, 3, 13,
+	3, 13, 3, 13, 5, 13, 245, 10, 13, 3, 14, 3, 14, 3, 14, 3, 14, 5, 14, 251,
+	10, 14, 3, 15, 3, 15, 5, 15, 255, 10, 15, 3, 16, 3, 16, 5, 16, 259, 10,
+	16, 3, 17, 3, 17, 5, 17, 263, 10, 17, 3, 18, 3, 18, 3, 18, 3, 19, 3, 19,
+	3, 19, 3, 19, 5, 19, 272, 10, 19, 3, 20, 3, 20, 5, 20, 276, 10, 20, 3,
+	21, 3, 21, 3, 21, 3, 21, 7, 21, 282, 10, 21, 12, 21, 14, 21, 285, 11, 21,
+	3, 22, 3, 22, 5, 22, 289, 10, 22, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3,
 	23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23, 3, 23,
-	3, 23, 5, 23, 307, 10, 23, 3, 24, 3, 24, 3, 24, 3, 24, 3, 25, 3, 25, 3,
-	25, 7, 25, 316, 10, 25, 12, 25, 14, 25, 319, 11, 25, 3, 26, 3, 26, 3, 26,
-	3, 26, 7, 26, 325, 10, 26, 12, 26, 14, 26, 328, 11, 26, 3, 27, 3, 27, 3,
-	27, 3, 27, 3, 28, 3, 28, 3, 28, 3, 28, 3, 28, 3, 28, 5, 28, 340, 10, 28,
-	5, 28, 342, 10, 28, 3, 29, 3, 29, 3, 29, 3, 29, 3, 29, 3, 30, 3, 30, 3,
-	30, 3, 30, 5, 30, 353, 10, 30, 3, 31, 3, 31, 3, 31, 3, 31, 3, 31, 3, 31,
-	5, 31, 361, 10, 31, 3, 31, 5, 31, 364, 10, 31, 3, 32, 3, 32, 3, 32, 5,
-	32, 369, 10, 32, 3, 33, 3, 33, 3, 33, 3, 33, 3, 33, 5, 33, 376, 10, 33,
-	3, 34, 3, 34, 3, 34, 5, 34, 381, 10, 34, 3, 35, 3, 35, 3, 35, 5, 35, 386,
-	10, 35, 3, 35, 3, 35, 3, 35, 3, 35, 5, 35, 392, 10, 35, 3, 36, 3, 36, 3,
-	36, 3, 36, 7, 36, 398, 10, 36, 12, 36, 14, 36, 401, 11, 36, 3, 36, 5, 36,
-	404, 10, 36, 5, 36, 406, 10, 36, 3, 36, 3, 36, 3, 37, 3, 37, 3, 37, 3,
-	37, 7, 37, 414, 10, 37, 12, 37, 14, 37, 417, 11, 37, 3, 37, 5, 37, 420,
-	10, 37, 5, 37, 422, 10, 37, 3, 37, 3, 37, 3, 38, 3, 38, 3, 38, 3, 38, 3,
-	38, 3, 38, 3, 38, 3, 38, 3, 38, 5, 38, 435, 10, 38, 3, 39, 3, 39, 3, 39,
-	3, 39, 3, 40, 3, 40, 3, 40, 5, 40, 444, 10, 40, 3, 41, 3, 41, 3, 42, 3,
-	42, 3, 43, 3, 43, 3, 44, 3, 44, 3, 45, 3, 45, 3, 46, 3, 46, 3, 46, 3, 46,
-	3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3,
-	47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 5, 47, 477, 10, 47, 3, 47,
-	3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3,
-	47, 5, 47, 491, 10, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47,
-	3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3,
+	3, 23, 3, 23, 5, 23, 309, 10, 23, 3, 24, 3, 24, 3, 24, 3, 24, 3, 25, 3,
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+	3, 26, 3, 26, 7, 26, 327, 10, 26, 12, 26, 14, 26, 330, 11, 26, 3, 27, 3,
+	27, 3, 27, 3, 27, 3, 28, 3, 28, 3, 28, 3, 28, 3, 28, 3, 28, 5, 28, 342,
+	10, 28, 5, 28, 344, 10, 28, 3, 29, 3, 29, 3, 29, 3, 29, 3, 29, 3, 30, 3,
+	30, 3, 30, 3, 30, 5, 30, 355, 10, 30, 3, 31, 3, 31, 3, 31, 3, 31, 3, 31,
+	3, 31, 5, 31, 363, 10, 31, 3, 31, 5, 31, 366, 10, 31, 3, 32, 3, 32, 3,
+	32, 5, 32, 371, 10, 32, 3, 33, 3, 33, 3, 33, 3, 33, 3, 33, 5, 33, 378,
+	10, 33, 3, 34, 3, 34, 3, 34, 5, 34, 383, 10, 34, 3, 35, 3, 35, 3, 35, 5,
+	35, 388, 10, 35, 3, 35, 3, 35, 3, 35, 3, 35, 5, 35, 394, 10, 35, 3, 36,
+	3, 36, 3, 36, 3, 36, 7, 36, 400, 10, 36, 12, 36, 14, 36, 403, 11, 36, 3,
+	36, 5, 36, 406, 10, 36, 5, 36, 408, 10, 36, 3, 36, 3, 36, 3, 37, 3, 37,
+	3, 37, 3, 37, 7, 37, 416, 10, 37, 12, 37, 14, 37, 419, 11, 37, 3, 37, 5,
+	37, 422, 10, 37, 5, 37, 424, 10, 37, 3, 37, 3, 37, 3, 38, 3, 38, 3, 38,
+	3, 38, 3, 38, 3, 38, 3, 38, 3, 38, 3, 38, 5, 38, 437, 10, 38, 3, 39, 3,
+	39, 3, 39, 3, 39, 3, 40, 3, 40, 3, 40, 5, 40, 446, 10, 40, 3, 41, 3, 41,
+	3, 42, 3, 42, 3, 43, 3, 43, 3, 44, 3, 44, 3, 45, 3, 45, 3, 46, 3, 46, 3,
+	46, 3, 46, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47,
+	3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 5, 47, 479, 10,
+	47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47,
+	3, 47, 3, 47, 5, 47, 493, 10, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3,
 	47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47,
-	3, 47, 3, 47, 3, 47, 5, 47, 524, 10, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3,
-	47, 3, 47, 3, 47, 5, 47, 533, 10, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47,
-	3, 47, 3, 47, 5, 47, 542, 10, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 5,
-	47, 549, 10, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47,
-	3, 47, 5, 47, 560, 10, 47, 3, 47, 3, 47, 7, 47, 564, 10, 47, 12, 47, 14,
-	47, 567, 11, 47, 3, 48, 3, 48, 6, 48, 571, 10, 48, 13, 48, 14, 48, 572,
-	3, 49, 3, 49, 3, 49, 3, 49, 3, 49, 5, 49, 580, 10, 49, 3, 50, 5, 50, 583,
-	10, 50, 3, 50, 3, 50, 3, 50, 3, 50, 5, 50, 589, 10, 50, 3, 50, 5, 50, 592,
-	10, 50, 3, 51, 3, 51, 3, 51, 3, 51, 3, 52, 3, 52, 3, 53, 7, 53, 601, 10,
-	53, 12, 53, 14, 53, 604, 11, 53, 3, 54, 3, 54, 3, 54, 3, 54, 7, 54, 610,
-	10, 54, 12, 54, 14, 54, 613, 11, 54, 5, 54, 615, 10, 54, 3, 54, 3, 54,
-	3, 55, 3, 55, 3, 56, 3, 56, 3, 56, 5, 56, 624, 10, 56, 3, 57, 3, 57, 3,
-	57, 5, 57, 629, 10, 57, 3, 58, 3, 58, 3, 59, 3, 59, 3, 60, 3, 60, 3, 61,
-	3, 61, 3, 62, 3, 62, 3, 63, 3, 63, 3, 64, 3, 64, 3, 65, 3, 65, 3, 65, 3,
-	66, 3, 66, 3, 66, 2, 3, 92, 67, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22,
-	24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58,
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-	27, 4, 2, 26, 27, 61, 61, 2, 695, 2, 135, 3, 2, 2, 2, 4, 141, 3, 2, 2,
-	2, 6, 143, 3, 2, 2, 2, 8, 145, 3, 2, 2, 2, 10, 148, 3, 2, 2, 2, 12, 154,
-	3, 2, 2, 2, 14, 162, 3, 2, 2, 2, 16, 166, 3, 2, 2, 2, 18, 182, 3, 2, 2,
-	2, 20, 200, 3, 2, 2, 2, 22, 233, 3, 2, 2, 2, 24, 242, 3, 2, 2, 2, 26, 248,
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-	2, 34, 262, 3, 2, 2, 2, 36, 265, 3, 2, 2, 2, 38, 273, 3, 2, 2, 2, 40, 275,
-	3, 2, 2, 2, 42, 284, 3, 2, 2, 2, 44, 306, 3, 2, 2, 2, 46, 308, 3, 2, 2,
-	2, 48, 312, 3, 2, 2, 2, 50, 320, 3, 2, 2, 2, 52, 329, 3, 2, 2, 2, 54, 341,
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-	2, 76, 436, 3, 2, 2, 2, 78, 443, 3, 2, 2, 2, 80, 445, 3, 2, 2, 2, 82, 447,
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-	2, 2, 104, 602, 3, 2, 2, 2, 106, 605, 3, 2, 2, 2, 108, 618, 3, 2, 2, 2,
-	110, 623, 3, 2, 2, 2, 112, 628, 3, 2, 2, 2, 114, 630, 3, 2, 2, 2, 116,
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-	2, 2, 130, 647, 3, 2, 2, 2, 132, 134, 5, 4, 3, 2, 133, 132, 3, 2, 2, 2,
-	134, 137, 3, 2, 2, 2, 135, 133, 3, 2, 2, 2, 135, 136, 3, 2, 2, 2, 136,
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-	2, 143, 144, 5, 8, 5, 2, 144, 7, 3, 2, 2, 2, 145, 146, 7, 51, 2, 2, 146,
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-	155, 157, 3, 2, 2, 2, 156, 154, 3, 2, 2, 2, 157, 158, 5, 16, 9, 2, 158,
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-	266, 269, 5, 38, 20, 2, 267, 268, 7, 10, 2, 2, 268, 270, 5, 38, 20, 2,
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-	280, 283, 3, 2, 2, 2, 281, 279, 3, 2, 2, 2, 281, 282, 3, 2, 2, 2, 282,
-	41, 3, 2, 2, 2, 283, 281, 3, 2, 2, 2, 284, 286, 5, 92, 47, 2, 285, 287,
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-	2, 291, 307, 5, 50, 26, 2, 292, 293, 7, 46, 2, 2, 293, 294, 5, 48, 25,
-	2, 294, 295, 5, 50, 26, 2, 295, 307, 3, 2, 2, 2, 296, 297, 7, 46, 2, 2,
-	297, 298, 5, 48, 25, 2, 298, 299, 5, 54, 28, 2, 299, 307, 3, 2, 2, 2, 300,
-	301, 7, 46, 2, 2, 301, 302, 5, 48, 25, 2, 302, 303, 5, 56, 29, 2, 303,
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-	3, 2, 2, 2, 306, 290, 3, 2, 2, 2, 306, 292, 3, 2, 2, 2, 306, 296, 3, 2,
-	2, 2, 306, 300, 3, 2, 2, 2, 306, 304, 3, 2, 2, 2, 307, 45, 3, 2, 2, 2,
-	308, 309, 7, 66, 2, 2, 309, 310, 7, 33, 2, 2, 310, 311, 5, 92, 47, 2, 311,
-	47, 3, 2, 2, 2, 312, 317, 5, 46, 24, 2, 313, 314, 7, 10, 2, 2, 314, 316,
-	5, 46, 24, 2, 315, 313, 3, 2, 2, 2, 316, 319, 3, 2, 2, 2, 317, 315, 3,
-	2, 2, 2, 317, 318, 3, 2, 2, 2, 318, 49, 3, 2, 2, 2, 319, 317, 3, 2, 2,
-	2, 320, 321, 7, 58, 2, 2, 321, 326, 5, 52, 27, 2, 322, 323, 7, 10, 2, 2,
-	323, 325, 5, 52, 27, 2, 324, 322, 3, 2, 2, 2, 325, 328, 3, 2, 2, 2, 326,
-	324, 3, 2, 2, 2, 326, 327, 3, 2, 2, 2, 327, 51, 3, 2, 2, 2, 328, 326, 3,
-	2, 2, 2, 329, 330, 7, 66, 2, 2, 330, 331, 7, 33, 2, 2, 331, 332, 5, 100,
-	51, 2, 332, 53, 3, 2, 2, 2, 333, 334, 7, 52, 2, 2, 334, 342, 5, 46, 24,
-	2, 335, 336, 7, 52, 2, 2, 336, 339, 7, 66, 2, 2, 337, 338, 7, 53, 2, 2,
-	338, 340, 7, 66, 2, 2, 339, 337, 3, 2, 2, 2, 339, 340, 3, 2, 2, 2, 340,
-	342, 3, 2, 2, 2, 341, 333, 3, 2, 2, 2, 341, 335, 3, 2, 2, 2, 342, 55, 3,
-	2, 2, 2, 343, 344, 7, 54, 2, 2, 344, 345, 7, 55, 2, 2, 345, 346, 7, 52,
-	2, 2, 346, 347, 7, 66, 2, 2, 347, 57, 3, 2, 2, 2, 348, 349, 7, 40, 2, 2,
-	349, 353, 5, 72, 37, 2, 350, 351, 7, 40, 2, 2, 351, 353, 5, 130, 66, 2,
-	352, 348, 3, 2, 2, 2, 352, 350, 3, 2, 2, 2, 353, 59, 3, 2, 2, 2, 354, 355,
-	7, 39, 2, 2, 355, 356, 7, 59, 2, 2, 356, 357, 5, 64, 33, 2, 357, 358, 7,
-	62, 2, 2, 358, 360, 5, 66, 34, 2, 359, 361, 5, 58, 30, 2, 360, 359, 3,
-	2, 2, 2, 360, 361, 3, 2, 2, 2, 361, 363, 3, 2, 2, 2, 362, 364, 5, 62, 32,
-	2, 363, 362, 3, 2, 2, 2, 363, 364, 3, 2, 2, 2, 364, 61, 3, 2, 2, 2, 365,
-	369, 5, 86, 44, 2, 366, 369, 5, 130, 66, 2, 367, 369, 5, 128, 65, 2, 368,
-	365, 3, 2, 2, 2, 368, 366, 3, 2, 2, 2, 368, 367, 3, 2, 2, 2, 369, 63, 3,
-	2, 2, 2, 370, 376, 5, 82, 42, 2, 371, 376, 5, 130, 66, 2, 372, 376, 5,
-	128, 65, 2, 373, 376, 5, 100, 51, 2, 374, 376, 5, 94, 48, 2, 375, 370,
-	3, 2, 2, 2, 375, 371, 3, 2, 2, 2, 375, 372, 3, 2, 2, 2, 375, 373, 3, 2,
-	2, 2, 375, 374, 3, 2, 2, 2, 376, 65, 3, 2, 2, 2, 377, 381, 5, 100, 51,
-	2, 378, 381, 5, 130, 66, 2, 379, 381, 5, 94, 48, 2, 380, 377, 3, 2, 2,
-	2, 380, 378, 3, 2, 2, 2, 380, 379, 3, 2, 2, 2, 381, 67, 3, 2, 2, 2, 382,
-	386, 5, 86, 44, 2, 383, 386, 5, 130, 66, 2, 384, 386, 5, 128, 65, 2, 385,
-	382, 3, 2, 2, 2, 385, 383, 3, 2, 2, 2, 385, 384, 3, 2, 2, 2, 386, 387,
-	3, 2, 2, 2, 387, 391, 7, 32, 2, 2, 388, 392, 5, 86, 44, 2, 389, 392, 5,
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+	5, 34, 18, 2, 249, 251, 5, 44, 23, 2, 250, 246, 3, 2, 2, 2, 250, 247, 3,
+	2, 2, 2, 250, 248, 3, 2, 2, 2, 250, 249, 3, 2, 2, 2, 251, 27, 3, 2, 2,
+	2, 252, 255, 5, 18, 10, 2, 253, 255, 5, 100, 51, 2, 254, 252, 3, 2, 2,
+	2, 254, 253, 3, 2, 2, 2, 255, 29, 3, 2, 2, 2, 256, 259, 5, 28, 15, 2, 257,
+	259, 5, 26, 14, 2, 258, 256, 3, 2, 2, 2, 258, 257, 3, 2, 2, 2, 259, 31,
+	3, 2, 2, 2, 260, 263, 5, 20, 11, 2, 261, 263, 5, 22, 12, 2, 262, 260, 3,
+	2, 2, 2, 262, 261, 3, 2, 2, 2, 263, 33, 3, 2, 2, 2, 264, 265, 7, 42, 2,
+	2, 265, 266, 5, 92, 47, 2, 266, 35, 3, 2, 2, 2, 267, 268, 7, 44, 2, 2,
+	268, 271, 5, 38, 20, 2, 269, 270, 7, 10, 2, 2, 270, 272, 5, 38, 20, 2,
+	271, 269, 3, 2, 2, 2, 271, 272, 3, 2, 2, 2, 272, 37, 3, 2, 2, 2, 273, 276,
+	7, 68, 2, 2, 274, 276, 5, 130, 66, 2, 275, 273, 3, 2, 2, 2, 275, 274, 3,
+	2, 2, 2, 276, 39, 3, 2, 2, 2, 277, 278, 7, 43, 2, 2, 278, 283, 5, 42, 22,
+	2, 279, 280, 7, 10, 2, 2, 280, 282, 5, 42, 22, 2, 281, 279, 3, 2, 2, 2,
+	282, 285, 3, 2, 2, 2, 283, 281, 3, 2, 2, 2, 283, 284, 3, 2, 2, 2, 284,
+	41, 3, 2, 2, 2, 285, 283, 3, 2, 2, 2, 286, 288, 5, 92, 47, 2, 287, 289,
+	7, 47, 2, 2, 288, 287, 3, 2, 2, 2, 288, 289, 3, 2, 2, 2, 289, 43, 3, 2,
+	2, 2, 290, 291, 7, 46, 2, 2, 291, 309, 5, 56, 29, 2, 292, 293, 7, 46, 2,
+	2, 293, 309, 5, 50, 26, 2, 294, 295, 7, 46, 2, 2, 295, 296, 5, 48, 25,
+	2, 296, 297, 5, 50, 26, 2, 297, 309, 3, 2, 2, 2, 298, 299, 7, 46, 2, 2,
+	299, 300, 5, 48, 25, 2, 300, 301, 5, 54, 28, 2, 301, 309, 3, 2, 2, 2, 302,
+	303, 7, 46, 2, 2, 303, 304, 5, 48, 25, 2, 304, 305, 5, 56, 29, 2, 305,
+	309, 3, 2, 2, 2, 306, 307, 7, 46, 2, 2, 307, 309, 5, 48, 25, 2, 308, 290,
+	3, 2, 2, 2, 308, 292, 3, 2, 2, 2, 308, 294, 3, 2, 2, 2, 308, 298, 3, 2,
+	2, 2, 308, 302, 3, 2, 2, 2, 308, 306, 3, 2, 2, 2, 309, 45, 3, 2, 2, 2,
+	310, 311, 7, 66, 2, 2, 311, 312, 7, 33, 2, 2, 312, 313, 5, 92, 47, 2, 313,
+	47, 3, 2, 2, 2, 314, 319, 5, 46, 24, 2, 315, 316, 7, 10, 2, 2, 316, 318,
+	5, 46, 24, 2, 317, 315, 3, 2, 2, 2, 318, 321, 3, 2, 2, 2, 319, 317, 3,
+	2, 2, 2, 319, 320, 3, 2, 2, 2, 320, 49, 3, 2, 2, 2, 321, 319, 3, 2, 2,
+	2, 322, 323, 7, 58, 2, 2, 323, 328, 5, 52, 27, 2, 324, 325, 7, 10, 2, 2,
+	325, 327, 5, 52, 27, 2, 326, 324, 3, 2, 2, 2, 327, 330, 3, 2, 2, 2, 328,
+	326, 3, 2, 2, 2, 328, 329, 3, 2, 2, 2, 329, 51, 3, 2, 2, 2, 330, 328, 3,
+	2, 2, 2, 331, 332, 7, 66, 2, 2, 332, 333, 7, 33, 2, 2, 333, 334, 5, 100,
+	51, 2, 334, 53, 3, 2, 2, 2, 335, 336, 7, 52, 2, 2, 336, 344, 5, 46, 24,
+	2, 337, 338, 7, 52, 2, 2, 338, 341, 7, 66, 2, 2, 339, 340, 7, 53, 2, 2,
+	340, 342, 7, 66, 2, 2, 341, 339, 3, 2, 2, 2, 341, 342, 3, 2, 2, 2, 342,
+	344, 3, 2, 2, 2, 343, 335, 3, 2, 2, 2, 343, 337, 3, 2, 2, 2, 344, 55, 3,
+	2, 2, 2, 345, 346, 7, 54, 2, 2, 346, 347, 7, 55, 2, 2, 347, 348, 7, 52,
+	2, 2, 348, 349, 7, 66, 2, 2, 349, 57, 3, 2, 2, 2, 350, 351, 7, 40, 2, 2,
+	351, 355, 5, 72, 37, 2, 352, 353, 7, 40, 2, 2, 353, 355, 5, 132, 67, 2,
+	354, 350, 3, 2, 2, 2, 354, 352, 3, 2, 2, 2, 355, 59, 3, 2, 2, 2, 356, 357,
+	7, 39, 2, 2, 357, 358, 7, 59, 2, 2, 358, 359, 5, 64, 33, 2, 359, 360, 7,
+	62, 2, 2, 360, 362, 5, 66, 34, 2, 361, 363, 5, 58, 30, 2, 362, 361, 3,
+	2, 2, 2, 362, 363, 3, 2, 2, 2, 363, 365, 3, 2, 2, 2, 364, 366, 5, 62, 32,
+	2, 365, 364, 3, 2, 2, 2, 365, 366, 3, 2, 2, 2, 366, 61, 3, 2, 2, 2, 367,
+	371, 5, 86, 44, 2, 368, 371, 5, 132, 67, 2, 369, 371, 5, 130, 66, 2, 370,
+	367, 3, 2, 2, 2, 370, 368, 3, 2, 2, 2, 370, 369, 3, 2, 2, 2, 371, 63, 3,
+	2, 2, 2, 372, 378, 5, 82, 42, 2, 373, 378, 5, 132, 67, 2, 374, 378, 5,
+	130, 66, 2, 375, 378, 5, 100, 51, 2, 376, 378, 5, 94, 48, 2, 377, 372,
+	3, 2, 2, 2, 377, 373, 3, 2, 2, 2, 377, 374, 3, 2, 2, 2, 377, 375, 3, 2,
+	2, 2, 377, 376, 3, 2, 2, 2, 378, 65, 3, 2, 2, 2, 379, 383, 5, 100, 51,
+	2, 380, 383, 5, 132, 67, 2, 381, 383, 5, 94, 48, 2, 382, 379, 3, 2, 2,
+	2, 382, 380, 3, 2, 2, 2, 382, 381, 3, 2, 2, 2, 383, 67, 3, 2, 2, 2, 384,
+	388, 5, 86, 44, 2, 385, 388, 5, 132, 67, 2, 386, 388, 5, 130, 66, 2, 387,
+	384, 3, 2, 2, 2, 387, 385, 3, 2, 2, 2, 387, 386, 3, 2, 2, 2, 388, 389,
+	3, 2, 2, 2, 389, 393, 7, 32, 2, 2, 390, 394, 5, 86, 44, 2, 391, 394, 5,
+	132, 67, 2, 392, 394, 5, 130, 66, 2, 393, 390, 3, 2, 2, 2, 393, 391, 3,
+	2, 2, 2, 393, 392, 3, 2, 2, 2, 394, 69, 3, 2, 2, 2, 395, 407, 7, 11, 2,
+	2, 396, 401, 5, 92, 47, 2, 397, 398, 7, 10, 2, 2, 398, 400, 5, 92, 47,
+	2, 399, 397, 3, 2, 2, 2, 400, 403, 3, 2, 2, 2, 401, 399, 3, 2, 2, 2, 401,
+	402, 3, 2, 2, 2, 402, 405, 3, 2, 2, 2, 403, 401, 3, 2, 2, 2, 404, 406,
+	7, 10, 2, 2, 405, 404, 3, 2, 2, 2, 405, 406, 3, 2, 2, 2, 406, 408, 3, 2,
+	2, 2, 407, 396, 3, 2, 2, 2, 407, 408, 3, 2, 2, 2, 408, 409, 3, 2, 2, 2,
+	409, 410, 7, 12, 2, 2, 410, 71, 3, 2, 2, 2, 411, 423, 7, 15, 2, 2, 412,
+	417, 5, 74, 38, 2, 413, 414, 7, 10, 2, 2, 414, 416, 5, 74, 38, 2, 415,
+	413, 3, 2, 2, 2, 416, 419, 3, 2, 2, 2, 417, 415, 3, 2, 2, 2, 417, 418,
+	3, 2, 2, 2, 418, 421, 3, 2, 2, 2, 419, 417, 3, 2, 2, 2, 420, 422, 7, 10,
+	2, 2, 421, 420, 3, 2, 2, 2, 421, 422, 3, 2, 2, 2, 422, 424, 3, 2, 2, 2,
+	423, 412, 3, 2, 2, 2, 423, 424, 3, 2, 2, 2, 424, 425, 3, 2, 2, 2, 425,
+	426, 7, 16, 2, 2, 426, 73, 3, 2, 2, 2, 427, 428, 5, 78, 40, 2, 428, 429,
+	7, 7, 2, 2, 429, 430, 5, 92, 47, 2, 430, 437, 3, 2, 2, 2, 431, 432, 5,
+	76, 39, 2, 432, 433, 7, 7, 2, 2, 433, 434, 5, 92, 47, 2, 434, 437, 3, 2,
+	2, 2, 435, 437, 5, 132, 67, 2, 436, 427, 3, 2, 2, 2, 436, 431, 3, 2, 2,
+	2, 436, 435, 3, 2, 2, 2, 437, 75, 3, 2, 2, 2, 438, 439, 7, 11, 2, 2, 439,
+	440, 5, 92, 47, 2, 440, 441, 7, 12, 2, 2, 441, 77, 3, 2, 2, 2, 442, 446,
+	7, 66, 2, 2, 443, 446, 5, 82, 42, 2, 444, 446, 5, 130, 66, 2, 445, 442,
+	3, 2, 2, 2, 445, 443, 3, 2, 2, 2, 445, 444, 3, 2, 2, 2, 446, 79, 3, 2,
+	2, 2, 447, 448, 7, 50, 2, 2, 448, 81, 3, 2, 2, 2, 449, 450, 7, 67, 2, 2,
+	450, 83, 3, 2, 2, 2, 451, 452, 7, 69, 2, 2, 452, 85, 3, 2, 2, 2, 453, 454,
+	7, 68, 2, 2, 454, 87, 3, 2, 2, 2, 455, 456, 9, 2, 2, 2, 456, 89, 3, 2,
+	2, 2, 457, 458, 7, 13, 2, 2, 458, 459, 5, 92, 47, 2, 459, 460, 7, 14, 2,
+	2, 460, 91, 3, 2, 2, 2, 461, 462, 8, 47, 1, 2, 462, 463, 5, 128, 65, 2,
+	463, 464, 5, 92, 47, 29, 464, 479, 3, 2, 2, 2, 465, 479, 5, 68, 35, 2,
+	466, 479, 5, 82, 42, 2, 467, 479, 5, 84, 43, 2, 468, 479, 5, 86, 44, 2,
+	469, 479, 5, 80, 41, 2, 470, 479, 5, 70, 36, 2, 471, 479, 5, 72, 37, 2,
+	472, 479, 5, 94, 48, 2, 473, 479, 5, 100, 51, 2, 474, 479, 5, 130, 66,
+	2, 475, 479, 5, 132, 67, 2, 476, 479, 5, 88, 45, 2, 477, 479, 5, 90, 46,
+	2, 478, 461, 3, 2, 2, 2, 478, 465, 3, 2, 2, 2, 478, 466, 3, 2, 2, 2, 478,
+	467, 3, 2, 2, 2, 478, 468, 3, 2, 2, 2, 478, 469, 3, 2, 2, 2, 478, 470,
+	3, 2, 2, 2, 478, 471, 3, 2, 2, 2, 478, 472, 3, 2, 2, 2, 478, 473, 3, 2,
+	2, 2, 478, 474, 3, 2, 2, 2, 478, 475, 3, 2, 2, 2, 478, 476, 3, 2, 2, 2,
+	478, 477, 3, 2, 2, 2, 479, 567, 3, 2, 2, 2, 480, 481, 12, 28, 2, 2, 481,
+	482, 5, 124, 63, 2, 482, 483, 5, 92, 47, 29, 483, 566, 3, 2, 2, 2, 484,
+	485, 12, 27, 2, 2, 485, 486, 5, 126, 64, 2, 486, 487, 5, 92, 47, 28, 487,
+	566, 3, 2, 2, 2, 488, 489, 12, 26, 2, 2, 489, 492, 5, 110, 56, 2, 490,
+	493, 5, 112, 57, 2, 491, 493, 5, 116, 59, 2, 492, 490, 3, 2, 2, 2, 492,
+	491, 3, 2, 2, 2, 493, 494, 3, 2, 2, 2, 494, 495, 5, 92, 47, 27, 495, 566,
+	3, 2, 2, 2, 496, 497, 12, 25, 2, 2, 497, 498, 5, 112, 57, 2, 498, 499,
+	5, 92, 47, 26, 499, 566, 3, 2, 2, 2, 500, 501, 12, 24, 2, 2, 501, 502,
+	5, 114, 58, 2, 502, 503, 5, 92, 47, 25, 503, 566, 3, 2, 2, 2, 504, 505,
+	12, 23, 2, 2, 505, 506, 5, 116, 59, 2, 506, 507, 5, 92, 47, 24, 507, 566,
+	3, 2, 2, 2, 508, 509, 12, 22, 2, 2, 509, 510, 5, 118, 60, 2, 510, 511,
+	5, 92, 47, 23, 511, 566, 3, 2, 2, 2, 512, 513, 12, 21, 2, 2, 513, 514,
+	5, 120, 61, 2, 514, 515, 5, 92, 47, 22, 515, 566, 3, 2, 2, 2, 516, 517,
+	12, 20, 2, 2, 517, 518, 5, 122, 62, 2, 518, 519, 5, 92, 47, 21, 519, 566,
+	3, 2, 2, 2, 520, 521, 12, 17, 2, 2, 521, 522, 7, 34, 2, 2, 522, 525, 7,
+	13, 2, 2, 523, 526, 5, 22, 12, 2, 524, 526, 5, 60, 31, 2, 525, 523, 3,
+	2, 2, 2, 525, 524, 3, 2, 2, 2, 526, 527, 3, 2, 2, 2, 527, 528, 7, 14, 2,
+	2, 528, 529, 7, 7, 2, 2, 529, 530, 5, 92, 47, 18, 530, 566, 3, 2, 2, 2,
+	531, 532, 12, 16, 2, 2, 532, 534, 7, 34, 2, 2, 533, 535, 5, 92, 47, 2,
+	534, 533, 3, 2, 2, 2, 534, 535, 3, 2, 2, 2, 535, 536, 3, 2, 2, 2, 536,
+	537, 7, 7, 2, 2, 537, 566, 5, 92, 47, 17, 538, 539, 12, 19, 2, 2, 539,
+	540, 7, 34, 2, 2, 540, 543, 7, 13, 2, 2, 541, 544, 5, 22, 12, 2, 542, 544,
+	5, 60, 31, 2, 543, 541, 3, 2, 2, 2, 543, 542, 3, 2, 2, 2, 544, 545, 3,
+	2, 2, 2, 545, 546, 7, 14, 2, 2, 546, 547, 7, 7, 2, 2, 547, 550, 7, 13,
+	2, 2, 548, 551, 5, 22, 12, 2, 549, 551, 5, 60, 31, 2, 550, 548, 3, 2, 2,
+	2, 550, 549, 3, 2, 2, 2, 551, 552, 3, 2, 2, 2, 552, 553, 7, 14, 2, 2, 553,
+	566, 3, 2, 2, 2, 554, 555, 12, 18, 2, 2, 555, 556, 7, 34, 2, 2, 556, 557,
+	5, 92, 47, 2, 557, 558, 7, 7, 2, 2, 558, 561, 7, 13, 2, 2, 559, 562, 5,
+	22, 12, 2, 560, 562, 5, 60, 31, 2, 561, 559, 3, 2, 2, 2, 561, 560, 3, 2,
+	2, 2, 562, 563, 3, 2, 2, 2, 563, 564, 7, 14, 2, 2, 564, 566, 3, 2, 2, 2,
+	565, 480, 3, 2, 2, 2, 565, 484, 3, 2, 2, 2, 565, 488, 3, 2, 2, 2, 565,
+	496, 3, 2, 2, 2, 565, 500, 3, 2, 2, 2, 565, 504, 3, 2, 2, 2, 565, 508,
+	3, 2, 2, 2, 565, 512, 3, 2, 2, 2, 565, 516, 3, 2, 2, 2, 565, 520, 3, 2,
+	2, 2, 565, 531, 3, 2, 2, 2, 565, 538, 3, 2, 2, 2, 565, 554, 3, 2, 2, 2,
+	566, 569, 3, 2, 2, 2, 567, 565, 3, 2, 2, 2, 567, 568, 3, 2, 2, 2, 568,
+	93, 3, 2, 2, 2, 569, 567, 3, 2, 2, 2, 570, 572, 5, 96, 49, 2, 571, 573,
+	5, 102, 52, 2, 572, 571, 3, 2, 2, 2, 573, 574, 3, 2, 2, 2, 574, 572, 3,
+	2, 2, 2, 574, 575, 3, 2, 2, 2, 575, 95, 3, 2, 2, 2, 576, 582, 5, 132, 67,
+	2, 577, 582, 5, 130, 66, 2, 578, 582, 5, 70, 36, 2, 579, 582, 5, 72, 37,
+	2, 580, 582, 5, 98, 50, 2, 581, 576, 3, 2, 2, 2, 581, 577, 3, 2, 2, 2,
+	581, 578, 3, 2, 2, 2, 581, 579, 3, 2, 2, 2, 581, 580, 3, 2, 2, 2, 582,
+	97, 3, 2, 2, 2, 583, 584, 5, 106, 54, 2, 584, 585, 5, 104, 53, 2, 585,
+	586, 5, 108, 55, 2, 586, 99, 3, 2, 2, 2, 587, 589, 5, 98, 50, 2, 588, 590,
+	7, 34, 2, 2, 589, 588, 3, 2, 2, 2, 589, 590, 3, 2, 2, 2, 590, 101, 3, 2,
+	2, 2, 591, 593, 7, 34, 2, 2, 592, 591, 3, 2, 2, 2, 592, 593, 3, 2, 2, 2,
+	593, 594, 3, 2, 2, 2, 594, 595, 7, 9, 2, 2, 595, 602, 5, 78, 40, 2, 596,
+	597, 7, 34, 2, 2, 597, 599, 7, 9, 2, 2, 598, 596, 3, 2, 2, 2, 598, 599,
+	3, 2, 2, 2, 599, 600, 3, 2, 2, 2, 600, 602, 5, 76, 39, 2, 601, 592, 3,
+	2, 2, 2, 601, 598, 3, 2, 2, 2, 602, 103, 3, 2, 2, 2, 603, 604, 9, 3, 2,
+	2, 604, 105, 3, 2, 2, 2, 605, 607, 7, 70, 2, 2, 606, 605, 3, 2, 2, 2, 607,
+	610, 3, 2, 2, 2, 608, 606, 3, 2, 2, 2, 608, 609, 3, 2, 2, 2, 609, 107,
+	3, 2, 2, 2, 610, 608, 3, 2, 2, 2, 611, 620, 7, 13, 2, 2, 612, 617, 5, 92,
+	47, 2, 613, 614, 7, 10, 2, 2, 614, 616, 5, 92, 47, 2, 615, 613, 3, 2, 2,
+	2, 616, 619, 3, 2, 2, 2, 617, 615, 3, 2, 2, 2, 617, 618, 3, 2, 2, 2, 618,
+	621, 3, 2, 2, 2, 619, 617, 3, 2, 2, 2, 620, 612, 3, 2, 2, 2, 620, 621,
+	3, 2, 2, 2, 621, 622, 3, 2, 2, 2, 622, 623, 7, 14, 2, 2, 623, 109, 3, 2,
+	2, 2, 624, 625, 9, 4, 2, 2, 625, 111, 3, 2, 2, 2, 626, 630, 7, 62, 2, 2,
+	627, 628, 7, 61, 2, 2, 628, 630, 7, 62, 2, 2, 629, 626, 3, 2, 2, 2, 629,
+	627, 3, 2, 2, 2, 630, 113, 3, 2, 2, 2, 631, 635, 7, 60, 2, 2, 632, 633,
+	7, 61, 2, 2, 633, 635, 7, 60, 2, 2, 634, 631, 3, 2, 2, 2, 634, 632, 3,
+	2, 2, 2, 635, 115, 3, 2, 2, 2, 636, 637, 9, 5, 2, 2, 637, 117, 3, 2, 2,
+	2, 638, 639, 9, 6, 2, 2, 639, 119, 3, 2, 2, 2, 640, 641, 7, 30, 2, 2, 641,
+	121, 3, 2, 2, 2, 642, 643, 7, 31, 2, 2, 643, 123, 3, 2, 2, 2, 644, 645,
+	9, 7, 2, 2, 645, 125, 3, 2, 2, 2, 646, 647, 9, 8, 2, 2, 647, 127, 3, 2,
+	2, 2, 648, 649, 9, 9, 2, 2, 649, 129, 3, 2, 2, 2, 650, 651, 7, 65, 2, 2,
+	651, 652, 7, 66, 2, 2, 652, 131, 3, 2, 2, 2, 653, 654, 7, 66, 2, 2, 654,
+	133, 3, 2, 2, 2, 67, 137, 156, 164, 168, 176, 184, 188, 193, 199, 202,
+	208, 215, 223, 230, 235, 244, 250, 254, 258, 262, 271, 275, 283, 288, 308,
+	319, 328, 341, 343, 354, 362, 365, 370, 377, 382, 387, 393, 401, 405, 407,
+	417, 421, 423, 436, 445, 478, 492, 525, 534, 543, 550, 561, 565, 567, 574,
+	581, 589, 592, 598, 601, 608, 617, 620, 629, 634,
 }
 var literalNames = []string{
 	"", "", "", "", "", "':'", "';'", "'.'", "','", "'['", "']'", "'('", "')'",
@@ -347,7 +349,7 @@ var ruleNames = []string{
 	"arrayLiteral", "objectLiteral", "propertyAssignment", "computedPropertyName",
 	"propertyName", "booleanLiteral", "stringLiteral", "floatLiteral", "integerLiteral",
 	"noneLiteral", "expressionGroup", "expression", "memberExpression", "memberExpressionSource",
-	"memberExpressionPath", "functionCallExpression", "functionIdentifier",
+	"functionCall", "functionCallExpression", "memberExpressionPath", "functionIdentifier",
 	"namespace", "arguments", "arrayOperator", "inOperator", "likeOperator",
 	"equalityOperator", "regexpOperator", "logicalAndOperator", "logicalOrOperator",
 	"multiplicativeOperator", "additiveOperator", "unaryOperator", "param",
@@ -507,23 +509,24 @@ const (
 	FqlParserRULE_expression               = 45
 	FqlParserRULE_memberExpression         = 46
 	FqlParserRULE_memberExpressionSource   = 47
-	FqlParserRULE_memberExpressionPath     = 48
+	FqlParserRULE_functionCall             = 48
 	FqlParserRULE_functionCallExpression   = 49
-	FqlParserRULE_functionIdentifier       = 50
-	FqlParserRULE_namespace                = 51
-	FqlParserRULE_arguments                = 52
-	FqlParserRULE_arrayOperator            = 53
-	FqlParserRULE_inOperator               = 54
-	FqlParserRULE_likeOperator             = 55
-	FqlParserRULE_equalityOperator         = 56
-	FqlParserRULE_regexpOperator           = 57
-	FqlParserRULE_logicalAndOperator       = 58
-	FqlParserRULE_logicalOrOperator        = 59
-	FqlParserRULE_multiplicativeOperator   = 60
-	FqlParserRULE_additiveOperator         = 61
-	FqlParserRULE_unaryOperator            = 62
-	FqlParserRULE_param                    = 63
-	FqlParserRULE_variable                 = 64
+	FqlParserRULE_memberExpressionPath     = 50
+	FqlParserRULE_functionIdentifier       = 51
+	FqlParserRULE_namespace                = 52
+	FqlParserRULE_arguments                = 53
+	FqlParserRULE_arrayOperator            = 54
+	FqlParserRULE_inOperator               = 55
+	FqlParserRULE_likeOperator             = 56
+	FqlParserRULE_equalityOperator         = 57
+	FqlParserRULE_regexpOperator           = 58
+	FqlParserRULE_logicalAndOperator       = 59
+	FqlParserRULE_logicalOrOperator        = 60
+	FqlParserRULE_multiplicativeOperator   = 61
+	FqlParserRULE_additiveOperator         = 62
+	FqlParserRULE_unaryOperator            = 63
+	FqlParserRULE_param                    = 64
+	FqlParserRULE_variable                 = 65
 )
 
 // IProgramContext is an interface to support dynamic dispatch.
@@ -654,28 +657,28 @@ func (p *FqlParser) Program() (localctx IProgramContext) {
 	var _alt int
 
 	p.EnterOuterAlt(localctx, 1)
-	p.SetState(133)
+	p.SetState(135)
 	p.GetErrorHandler().Sync(p)
 	_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 0, p.GetParserRuleContext())
 
 	for _alt != 2 && _alt != antlr.ATNInvalidAltNumber {
 		if _alt == 1 {
 			{
-				p.SetState(130)
+				p.SetState(132)
 				p.Head()
 			}
 
 		}
-		p.SetState(135)
+		p.SetState(137)
 		p.GetErrorHandler().Sync(p)
 		_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 0, p.GetParserRuleContext())
 	}
 	{
-		p.SetState(136)
+		p.SetState(138)
 		p.Body()
 	}
 	{
-		p.SetState(137)
+		p.SetState(139)
 		p.Match(FqlParserEOF)
 	}
 
@@ -782,7 +785,7 @@ func (p *FqlParser) Head() (localctx IHeadContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(139)
+		p.SetState(141)
 		p.UseExpression()
 	}
 
@@ -889,7 +892,7 @@ func (p *FqlParser) UseExpression() (localctx IUseExpressionContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(141)
+		p.SetState(143)
 		p.Use()
 	}
 
@@ -1000,11 +1003,11 @@ func (p *FqlParser) Use() (localctx IUseContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(143)
+		p.SetState(145)
 		p.Match(FqlParserUse)
 	}
 	{
-		p.SetState(144)
+		p.SetState(146)
 		p.NamespaceIdentifier()
 	}
 
@@ -1115,11 +1118,11 @@ func (p *FqlParser) NamespaceIdentifier() (localctx INamespaceIdentifierContext)
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(146)
+		p.SetState(148)
 		p.Namespace()
 	}
 	{
-		p.SetState(147)
+		p.SetState(149)
 		p.Match(FqlParserIdentifier)
 	}
 
@@ -1250,24 +1253,24 @@ func (p *FqlParser) Body() (localctx IBodyContext) {
 	var _alt int
 
 	p.EnterOuterAlt(localctx, 1)
-	p.SetState(152)
+	p.SetState(154)
 	p.GetErrorHandler().Sync(p)
 	_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 1, p.GetParserRuleContext())
 
 	for _alt != 2 && _alt != antlr.ATNInvalidAltNumber {
 		if _alt == 1 {
 			{
-				p.SetState(149)
+				p.SetState(151)
 				p.BodyStatement()
 			}
 
 		}
-		p.SetState(154)
+		p.SetState(156)
 		p.GetErrorHandler().Sync(p)
 		_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 1, p.GetParserRuleContext())
 	}
 	{
-		p.SetState(155)
+		p.SetState(157)
 		p.BodyExpression()
 	}
 
@@ -1392,27 +1395,27 @@ func (p *FqlParser) BodyStatement() (localctx IBodyStatementContext) {
 		}
 	}()
 
-	p.SetState(160)
+	p.SetState(162)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 2, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(157)
+			p.SetState(159)
 			p.VariableDeclaration()
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(158)
+			p.SetState(160)
 			p.FunctionCallExpression()
 		}
 
 	case 3:
 		p.EnterOuterAlt(localctx, 3)
 		{
-			p.SetState(159)
+			p.SetState(161)
 			p.WaitForExpression()
 		}
 
@@ -1529,21 +1532,21 @@ func (p *FqlParser) BodyExpression() (localctx IBodyExpressionContext) {
 		}
 	}()
 
-	p.SetState(164)
+	p.SetState(166)
 	p.GetErrorHandler().Sync(p)
 
 	switch p.GetTokenStream().LA(1) {
 	case FqlParserReturn:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(162)
+			p.SetState(164)
 			p.ReturnExpression()
 		}
 
 	case FqlParserFor:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(163)
+			p.SetState(165)
 			p.ForExpression()
 		}
 
@@ -1692,40 +1695,40 @@ func (p *FqlParser) VariableDeclaration() (localctx IVariableDeclarationContext)
 		}
 	}()
 
-	p.SetState(180)
+	p.SetState(182)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 5, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(166)
+			p.SetState(168)
 			p.Match(FqlParserLet)
 		}
 		{
-			p.SetState(167)
+			p.SetState(169)
 			p.Match(FqlParserIdentifier)
 		}
 		{
-			p.SetState(168)
+			p.SetState(170)
 			p.Match(FqlParserAssign)
 		}
 		{
-			p.SetState(169)
+			p.SetState(171)
 			p.Match(FqlParserOpenParen)
 		}
-		p.SetState(172)
+		p.SetState(174)
 		p.GetErrorHandler().Sync(p)
 
 		switch p.GetTokenStream().LA(1) {
 		case FqlParserFor:
 			{
-				p.SetState(170)
+				p.SetState(172)
 				p.ForExpression()
 			}
 
 		case FqlParserWaitfor:
 			{
-				p.SetState(171)
+				p.SetState(173)
 				p.WaitForExpression()
 			}
 
@@ -1733,26 +1736,26 @@ func (p *FqlParser) VariableDeclaration() (localctx IVariableDeclarationContext)
 			panic(antlr.NewNoViableAltException(p, nil, nil, nil, nil, nil))
 		}
 		{
-			p.SetState(174)
+			p.SetState(176)
 			p.Match(FqlParserCloseParen)
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(176)
+			p.SetState(178)
 			p.Match(FqlParserLet)
 		}
 		{
-			p.SetState(177)
+			p.SetState(179)
 			p.Match(FqlParserIdentifier)
 		}
 		{
-			p.SetState(178)
+			p.SetState(180)
 			p.Match(FqlParserAssign)
 		}
 		{
-			p.SetState(179)
+			p.SetState(181)
 			p.expression(0)
 		}
 
@@ -1896,43 +1899,43 @@ func (p *FqlParser) ReturnExpression() (localctx IReturnExpressionContext) {
 		}
 	}()
 
-	p.SetState(198)
+	p.SetState(200)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 9, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(182)
+			p.SetState(184)
 			p.Match(FqlParserReturn)
 		}
-		p.SetState(184)
+		p.SetState(186)
 		p.GetErrorHandler().Sync(p)
 		_la = p.GetTokenStream().LA(1)
 
 		if _la == FqlParserDistinct {
 			{
-				p.SetState(183)
+				p.SetState(185)
 				p.Match(FqlParserDistinct)
 			}
 
 		}
 		{
-			p.SetState(186)
+			p.SetState(188)
 			p.Match(FqlParserOpenParen)
 		}
-		p.SetState(189)
+		p.SetState(191)
 		p.GetErrorHandler().Sync(p)
 
 		switch p.GetTokenStream().LA(1) {
 		case FqlParserFor:
 			{
-				p.SetState(187)
+				p.SetState(189)
 				p.ForExpression()
 			}
 
 		case FqlParserWaitfor:
 			{
-				p.SetState(188)
+				p.SetState(190)
 				p.WaitForExpression()
 			}
 
@@ -1940,28 +1943,28 @@ func (p *FqlParser) ReturnExpression() (localctx IReturnExpressionContext) {
 			panic(antlr.NewNoViableAltException(p, nil, nil, nil, nil, nil))
 		}
 		{
-			p.SetState(191)
+			p.SetState(193)
 			p.Match(FqlParserCloseParen)
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(193)
+			p.SetState(195)
 			p.Match(FqlParserReturn)
 		}
-		p.SetState(195)
+		p.SetState(197)
 		p.GetErrorHandler().Sync(p)
 
 		if p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 8, p.GetParserRuleContext()) == 1 {
 			{
-				p.SetState(194)
+				p.SetState(196)
 				p.Match(FqlParserDistinct)
 			}
 
 		}
 		{
-			p.SetState(197)
+			p.SetState(199)
 			p.expression(0)
 		}
 
@@ -2142,110 +2145,110 @@ func (p *FqlParser) ForExpression() (localctx IForExpressionContext) {
 
 	var _alt int
 
-	p.SetState(231)
+	p.SetState(233)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 14, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(200)
+			p.SetState(202)
 			p.Match(FqlParserFor)
 		}
 		{
-			p.SetState(201)
+			p.SetState(203)
 			p.Match(FqlParserIdentifier)
 		}
-		p.SetState(204)
+		p.SetState(206)
 		p.GetErrorHandler().Sync(p)
 		_la = p.GetTokenStream().LA(1)
 
 		if _la == FqlParserComma {
 			{
-				p.SetState(202)
+				p.SetState(204)
 				p.Match(FqlParserComma)
 			}
 			{
-				p.SetState(203)
+				p.SetState(205)
 				p.Match(FqlParserIdentifier)
 			}
 
 		}
 		{
-			p.SetState(206)
+			p.SetState(208)
 			p.Match(FqlParserIn)
 		}
 		{
-			p.SetState(207)
+			p.SetState(209)
 			p.ForExpressionSource()
 		}
-		p.SetState(211)
+		p.SetState(213)
 		p.GetErrorHandler().Sync(p)
 		_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 11, p.GetParserRuleContext())
 
 		for _alt != 2 && _alt != antlr.ATNInvalidAltNumber {
 			if _alt == 1 {
 				{
-					p.SetState(208)
+					p.SetState(210)
 					p.ForExpressionBody()
 				}
 
 			}
-			p.SetState(213)
+			p.SetState(215)
 			p.GetErrorHandler().Sync(p)
 			_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 11, p.GetParserRuleContext())
 		}
 		{
-			p.SetState(214)
+			p.SetState(216)
 			p.ForExpressionReturn()
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(216)
+			p.SetState(218)
 			p.Match(FqlParserFor)
 		}
 		{
-			p.SetState(217)
+			p.SetState(219)
 			p.Match(FqlParserIdentifier)
 		}
-		p.SetState(219)
+		p.SetState(221)
 		p.GetErrorHandler().Sync(p)
 		_la = p.GetTokenStream().LA(1)
 
 		if _la == FqlParserDo {
 			{
-				p.SetState(218)
+				p.SetState(220)
 				p.Match(FqlParserDo)
 			}
 
 		}
 		{
-			p.SetState(221)
+			p.SetState(223)
 			p.Match(FqlParserWhile)
 		}
 		{
-			p.SetState(222)
+			p.SetState(224)
 			p.expression(0)
 		}
-		p.SetState(226)
+		p.SetState(228)
 		p.GetErrorHandler().Sync(p)
 		_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 13, p.GetParserRuleContext())
 
 		for _alt != 2 && _alt != antlr.ATNInvalidAltNumber {
 			if _alt == 1 {
 				{
-					p.SetState(223)
+					p.SetState(225)
 					p.ForExpressionBody()
 				}
 
 			}
-			p.SetState(228)
+			p.SetState(230)
 			p.GetErrorHandler().Sync(p)
 			_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 13, p.GetParserRuleContext())
 		}
 		{
-			p.SetState(229)
+			p.SetState(231)
 			p.ForExpressionReturn()
 		}
 
@@ -2412,55 +2415,55 @@ func (p *FqlParser) ForExpressionSource() (localctx IForExpressionSourceContext)
 		}
 	}()
 
-	p.SetState(240)
+	p.SetState(242)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 15, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(233)
+			p.SetState(235)
 			p.FunctionCallExpression()
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(234)
+			p.SetState(236)
 			p.ArrayLiteral()
 		}
 
 	case 3:
 		p.EnterOuterAlt(localctx, 3)
 		{
-			p.SetState(235)
+			p.SetState(237)
 			p.ObjectLiteral()
 		}
 
 	case 4:
 		p.EnterOuterAlt(localctx, 4)
 		{
-			p.SetState(236)
+			p.SetState(238)
 			p.Variable()
 		}
 
 	case 5:
 		p.EnterOuterAlt(localctx, 5)
 		{
-			p.SetState(237)
+			p.SetState(239)
 			p.MemberExpression()
 		}
 
 	case 6:
 		p.EnterOuterAlt(localctx, 6)
 		{
-			p.SetState(238)
+			p.SetState(240)
 			p.RangeOperator()
 		}
 
 	case 7:
 		p.EnterOuterAlt(localctx, 7)
 		{
-			p.SetState(239)
+			p.SetState(241)
 			p.Param()
 		}
 
@@ -2597,35 +2600,35 @@ func (p *FqlParser) ForExpressionClause() (localctx IForExpressionClauseContext)
 		}
 	}()
 
-	p.SetState(246)
+	p.SetState(248)
 	p.GetErrorHandler().Sync(p)
 
 	switch p.GetTokenStream().LA(1) {
 	case FqlParserLimit:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(242)
+			p.SetState(244)
 			p.LimitClause()
 		}
 
 	case FqlParserSort:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(243)
+			p.SetState(245)
 			p.SortClause()
 		}
 
 	case FqlParserFilter:
 		p.EnterOuterAlt(localctx, 3)
 		{
-			p.SetState(244)
+			p.SetState(246)
 			p.FilterClause()
 		}
 
 	case FqlParserCollect:
 		p.EnterOuterAlt(localctx, 4)
 		{
-			p.SetState(245)
+			p.SetState(247)
 			p.CollectClause()
 		}
 
@@ -2744,20 +2747,20 @@ func (p *FqlParser) ForExpressionStatement() (localctx IForExpressionStatementCo
 		}
 	}()
 
-	p.SetState(250)
+	p.SetState(252)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 17, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(248)
+			p.SetState(250)
 			p.VariableDeclaration()
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(249)
+			p.SetState(251)
 			p.FunctionCallExpression()
 		}
 
@@ -2874,20 +2877,20 @@ func (p *FqlParser) ForExpressionBody() (localctx IForExpressionBodyContext) {
 		}
 	}()
 
-	p.SetState(254)
+	p.SetState(256)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 18, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(252)
+			p.SetState(254)
 			p.ForExpressionStatement()
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(253)
+			p.SetState(255)
 			p.ForExpressionClause()
 		}
 
@@ -3004,21 +3007,21 @@ func (p *FqlParser) ForExpressionReturn() (localctx IForExpressionReturnContext)
 		}
 	}()
 
-	p.SetState(258)
+	p.SetState(260)
 	p.GetErrorHandler().Sync(p)
 
 	switch p.GetTokenStream().LA(1) {
 	case FqlParserReturn:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(256)
+			p.SetState(258)
 			p.ReturnExpression()
 		}
 
 	case FqlParserFor:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(257)
+			p.SetState(259)
 			p.ForExpression()
 		}
 
@@ -3133,11 +3136,11 @@ func (p *FqlParser) FilterClause() (localctx IFilterClauseContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(260)
+		p.SetState(262)
 		p.Match(FqlParserFilter)
 	}
 	{
-		p.SetState(261)
+		p.SetState(263)
 		p.expression(0)
 	}
 
@@ -3266,24 +3269,24 @@ func (p *FqlParser) LimitClause() (localctx ILimitClauseContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(263)
+		p.SetState(265)
 		p.Match(FqlParserLimit)
 	}
 	{
-		p.SetState(264)
+		p.SetState(266)
 		p.LimitClauseValue()
 	}
-	p.SetState(267)
+	p.SetState(269)
 	p.GetErrorHandler().Sync(p)
 	_la = p.GetTokenStream().LA(1)
 
 	if _la == FqlParserComma {
 		{
-			p.SetState(265)
+			p.SetState(267)
 			p.Match(FqlParserComma)
 		}
 		{
-			p.SetState(266)
+			p.SetState(268)
 			p.LimitClauseValue()
 		}
 
@@ -3394,21 +3397,21 @@ func (p *FqlParser) LimitClauseValue() (localctx ILimitClauseValueContext) {
 		}
 	}()
 
-	p.SetState(271)
+	p.SetState(273)
 	p.GetErrorHandler().Sync(p)
 
 	switch p.GetTokenStream().LA(1) {
 	case FqlParserIntegerLiteral:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(269)
+			p.SetState(271)
 			p.Match(FqlParserIntegerLiteral)
 		}
 
 	case FqlParserParam:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(270)
+			p.SetState(272)
 			p.Param()
 		}
 
@@ -3545,28 +3548,28 @@ func (p *FqlParser) SortClause() (localctx ISortClauseContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(273)
+		p.SetState(275)
 		p.Match(FqlParserSort)
 	}
 	{
-		p.SetState(274)
+		p.SetState(276)
 		p.SortClauseExpression()
 	}
-	p.SetState(279)
+	p.SetState(281)
 	p.GetErrorHandler().Sync(p)
 	_la = p.GetTokenStream().LA(1)
 
 	for _la == FqlParserComma {
 		{
-			p.SetState(275)
+			p.SetState(277)
 			p.Match(FqlParserComma)
 		}
 		{
-			p.SetState(276)
+			p.SetState(278)
 			p.SortClauseExpression()
 		}
 
-		p.SetState(281)
+		p.SetState(283)
 		p.GetErrorHandler().Sync(p)
 		_la = p.GetTokenStream().LA(1)
 	}
@@ -3678,15 +3681,15 @@ func (p *FqlParser) SortClauseExpression() (localctx ISortClauseExpressionContex
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(282)
+		p.SetState(284)
 		p.expression(0)
 	}
-	p.SetState(284)
+	p.SetState(286)
 	p.GetErrorHandler().Sync(p)
 
 	if p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 23, p.GetParserRuleContext()) == 1 {
 		{
-			p.SetState(283)
+			p.SetState(285)
 			p.Match(FqlParserSortDirection)
 		}
 
@@ -3827,84 +3830,84 @@ func (p *FqlParser) CollectClause() (localctx ICollectClauseContext) {
 		}
 	}()
 
-	p.SetState(304)
+	p.SetState(306)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 24, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(286)
+			p.SetState(288)
 			p.Match(FqlParserCollect)
 		}
 		{
-			p.SetState(287)
+			p.SetState(289)
 			p.CollectCounter()
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(288)
+			p.SetState(290)
 			p.Match(FqlParserCollect)
 		}
 		{
-			p.SetState(289)
+			p.SetState(291)
 			p.CollectAggregator()
 		}
 
 	case 3:
 		p.EnterOuterAlt(localctx, 3)
 		{
-			p.SetState(290)
+			p.SetState(292)
 			p.Match(FqlParserCollect)
 		}
 		{
-			p.SetState(291)
+			p.SetState(293)
 			p.CollectGrouping()
 		}
 		{
-			p.SetState(292)
+			p.SetState(294)
 			p.CollectAggregator()
 		}
 
 	case 4:
 		p.EnterOuterAlt(localctx, 4)
 		{
-			p.SetState(294)
+			p.SetState(296)
 			p.Match(FqlParserCollect)
 		}
 		{
-			p.SetState(295)
+			p.SetState(297)
 			p.CollectGrouping()
 		}
 		{
-			p.SetState(296)
+			p.SetState(298)
 			p.CollectGroupVariable()
 		}
 
 	case 5:
 		p.EnterOuterAlt(localctx, 5)
 		{
-			p.SetState(298)
+			p.SetState(300)
 			p.Match(FqlParserCollect)
 		}
 		{
-			p.SetState(299)
+			p.SetState(301)
 			p.CollectGrouping()
 		}
 		{
-			p.SetState(300)
+			p.SetState(302)
 			p.CollectCounter()
 		}
 
 	case 6:
 		p.EnterOuterAlt(localctx, 6)
 		{
-			p.SetState(302)
+			p.SetState(304)
 			p.Match(FqlParserCollect)
 		}
 		{
-			p.SetState(303)
+			p.SetState(305)
 			p.CollectGrouping()
 		}
 
@@ -4021,15 +4024,15 @@ func (p *FqlParser) CollectSelector() (localctx ICollectSelectorContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(306)
+		p.SetState(308)
 		p.Match(FqlParserIdentifier)
 	}
 	{
-		p.SetState(307)
+		p.SetState(309)
 		p.Match(FqlParserAssign)
 	}
 	{
-		p.SetState(308)
+		p.SetState(310)
 		p.expression(0)
 	}
 
@@ -4158,24 +4161,24 @@ func (p *FqlParser) CollectGrouping() (localctx ICollectGroupingContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(310)
+		p.SetState(312)
 		p.CollectSelector()
 	}
-	p.SetState(315)
+	p.SetState(317)
 	p.GetErrorHandler().Sync(p)
 	_la = p.GetTokenStream().LA(1)
 
 	for _la == FqlParserComma {
 		{
-			p.SetState(311)
+			p.SetState(313)
 			p.Match(FqlParserComma)
 		}
 		{
-			p.SetState(312)
+			p.SetState(314)
 			p.CollectSelector()
 		}
 
-		p.SetState(317)
+		p.SetState(319)
 		p.GetErrorHandler().Sync(p)
 		_la = p.GetTokenStream().LA(1)
 	}
@@ -4309,28 +4312,28 @@ func (p *FqlParser) CollectAggregator() (localctx ICollectAggregatorContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(318)
+		p.SetState(320)
 		p.Match(FqlParserAggregate)
 	}
 	{
-		p.SetState(319)
+		p.SetState(321)
 		p.CollectAggregateSelector()
 	}
-	p.SetState(324)
+	p.SetState(326)
 	p.GetErrorHandler().Sync(p)
 	_la = p.GetTokenStream().LA(1)
 
 	for _la == FqlParserComma {
 		{
-			p.SetState(320)
+			p.SetState(322)
 			p.Match(FqlParserComma)
 		}
 		{
-			p.SetState(321)
+			p.SetState(323)
 			p.CollectAggregateSelector()
 		}
 
-		p.SetState(326)
+		p.SetState(328)
 		p.GetErrorHandler().Sync(p)
 		_la = p.GetTokenStream().LA(1)
 	}
@@ -4446,15 +4449,15 @@ func (p *FqlParser) CollectAggregateSelector() (localctx ICollectAggregateSelect
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(327)
+		p.SetState(329)
 		p.Match(FqlParserIdentifier)
 	}
 	{
-		p.SetState(328)
+		p.SetState(330)
 		p.Match(FqlParserAssign)
 	}
 	{
-		p.SetState(329)
+		p.SetState(331)
 		p.FunctionCallExpression()
 	}
 
@@ -4575,40 +4578,40 @@ func (p *FqlParser) CollectGroupVariable() (localctx ICollectGroupVariableContex
 		}
 	}()
 
-	p.SetState(339)
+	p.SetState(341)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 28, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(331)
+			p.SetState(333)
 			p.Match(FqlParserInto)
 		}
 		{
-			p.SetState(332)
+			p.SetState(334)
 			p.CollectSelector()
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(333)
+			p.SetState(335)
 			p.Match(FqlParserInto)
 		}
 		{
-			p.SetState(334)
+			p.SetState(336)
 			p.Match(FqlParserIdentifier)
 		}
-		p.SetState(337)
+		p.SetState(339)
 		p.GetErrorHandler().Sync(p)
 
 		if p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 27, p.GetParserRuleContext()) == 1 {
 			{
-				p.SetState(335)
+				p.SetState(337)
 				p.Match(FqlParserKeep)
 			}
 			{
-				p.SetState(336)
+				p.SetState(338)
 				p.Match(FqlParserIdentifier)
 			}
 
@@ -4725,19 +4728,19 @@ func (p *FqlParser) CollectCounter() (localctx ICollectCounterContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(341)
+		p.SetState(343)
 		p.Match(FqlParserWith)
 	}
 	{
-		p.SetState(342)
+		p.SetState(344)
 		p.Match(FqlParserCount)
 	}
 	{
-		p.SetState(343)
+		p.SetState(345)
 		p.Match(FqlParserInto)
 	}
 	{
-		p.SetState(344)
+		p.SetState(346)
 		p.Match(FqlParserIdentifier)
 	}
 
@@ -4856,28 +4859,28 @@ func (p *FqlParser) OptionsClause() (localctx IOptionsClauseContext) {
 		}
 	}()
 
-	p.SetState(350)
+	p.SetState(352)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 29, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(346)
+			p.SetState(348)
 			p.Match(FqlParserOptions)
 		}
 		{
-			p.SetState(347)
+			p.SetState(349)
 			p.ObjectLiteral()
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(348)
+			p.SetState(350)
 			p.Match(FqlParserOptions)
 		}
 		{
-			p.SetState(349)
+			p.SetState(351)
 			p.Variable()
 		}
 
@@ -5029,42 +5032,42 @@ func (p *FqlParser) WaitForExpression() (localctx IWaitForExpressionContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(352)
+		p.SetState(354)
 		p.Match(FqlParserWaitfor)
 	}
 	{
-		p.SetState(353)
+		p.SetState(355)
 		p.Match(FqlParserEvent)
 	}
 	{
-		p.SetState(354)
+		p.SetState(356)
 		p.WaitForEventName()
 	}
 	{
-		p.SetState(355)
+		p.SetState(357)
 		p.Match(FqlParserIn)
 	}
 	{
-		p.SetState(356)
+		p.SetState(358)
 		p.WaitForEventSource()
 	}
-	p.SetState(358)
+	p.SetState(360)
 	p.GetErrorHandler().Sync(p)
 	_la = p.GetTokenStream().LA(1)
 
 	if _la == FqlParserOptions {
 		{
-			p.SetState(357)
+			p.SetState(359)
 			p.OptionsClause()
 		}
 
 	}
-	p.SetState(361)
+	p.SetState(363)
 	p.GetErrorHandler().Sync(p)
 
 	if p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 31, p.GetParserRuleContext()) == 1 {
 		{
-			p.SetState(360)
+			p.SetState(362)
 			p.WaitForTimeout()
 		}
 
@@ -5191,28 +5194,28 @@ func (p *FqlParser) WaitForTimeout() (localctx IWaitForTimeoutContext) {
 		}
 	}()
 
-	p.SetState(366)
+	p.SetState(368)
 	p.GetErrorHandler().Sync(p)
 
 	switch p.GetTokenStream().LA(1) {
 	case FqlParserIntegerLiteral:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(363)
+			p.SetState(365)
 			p.IntegerLiteral()
 		}
 
 	case FqlParserIdentifier:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(364)
+			p.SetState(366)
 			p.Variable()
 		}
 
 	case FqlParserParam:
 		p.EnterOuterAlt(localctx, 3)
 		{
-			p.SetState(365)
+			p.SetState(367)
 			p.Param()
 		}
 
@@ -5361,41 +5364,41 @@ func (p *FqlParser) WaitForEventName() (localctx IWaitForEventNameContext) {
 		}
 	}()
 
-	p.SetState(373)
+	p.SetState(375)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 33, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(368)
+			p.SetState(370)
 			p.StringLiteral()
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(369)
+			p.SetState(371)
 			p.Variable()
 		}
 
 	case 3:
 		p.EnterOuterAlt(localctx, 3)
 		{
-			p.SetState(370)
+			p.SetState(372)
 			p.Param()
 		}
 
 	case 4:
 		p.EnterOuterAlt(localctx, 4)
 		{
-			p.SetState(371)
+			p.SetState(373)
 			p.FunctionCallExpression()
 		}
 
 	case 5:
 		p.EnterOuterAlt(localctx, 5)
 		{
-			p.SetState(372)
+			p.SetState(374)
 			p.MemberExpression()
 		}
 
@@ -5522,27 +5525,27 @@ func (p *FqlParser) WaitForEventSource() (localctx IWaitForEventSourceContext) {
 		}
 	}()
 
-	p.SetState(378)
+	p.SetState(380)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 34, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(375)
+			p.SetState(377)
 			p.FunctionCallExpression()
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(376)
+			p.SetState(378)
 			p.Variable()
 		}
 
 	case 3:
 		p.EnterOuterAlt(localctx, 3)
 		{
-			p.SetState(377)
+			p.SetState(379)
 			p.MemberExpression()
 		}
 
@@ -5713,25 +5716,25 @@ func (p *FqlParser) RangeOperator() (localctx IRangeOperatorContext) {
 	}()
 
 	p.EnterOuterAlt(localctx, 1)
-	p.SetState(383)
+	p.SetState(385)
 	p.GetErrorHandler().Sync(p)
 
 	switch p.GetTokenStream().LA(1) {
 	case FqlParserIntegerLiteral:
 		{
-			p.SetState(380)
+			p.SetState(382)
 			p.IntegerLiteral()
 		}
 
 	case FqlParserIdentifier:
 		{
-			p.SetState(381)
+			p.SetState(383)
 			p.Variable()
 		}
 
 	case FqlParserParam:
 		{
-			p.SetState(382)
+			p.SetState(384)
 			p.Param()
 		}
 
@@ -5739,28 +5742,28 @@ func (p *FqlParser) RangeOperator() (localctx IRangeOperatorContext) {
 		panic(antlr.NewNoViableAltException(p, nil, nil, nil, nil, nil))
 	}
 	{
-		p.SetState(385)
+		p.SetState(387)
 		p.Match(FqlParserRange)
 	}
-	p.SetState(389)
+	p.SetState(391)
 	p.GetErrorHandler().Sync(p)
 
 	switch p.GetTokenStream().LA(1) {
 	case FqlParserIntegerLiteral:
 		{
-			p.SetState(386)
+			p.SetState(388)
 			p.IntegerLiteral()
 		}
 
 	case FqlParserIdentifier:
 		{
-			p.SetState(387)
+			p.SetState(389)
 			p.Variable()
 		}
 
 	case FqlParserParam:
 		{
-			p.SetState(388)
+			p.SetState(390)
 			p.Param()
 		}
 
@@ -5903,45 +5906,45 @@ func (p *FqlParser) ArrayLiteral() (localctx IArrayLiteralContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(391)
+		p.SetState(393)
 		p.Match(FqlParserOpenBracket)
 	}
-	p.SetState(403)
+	p.SetState(405)
 	p.GetErrorHandler().Sync(p)
 	_la = p.GetTokenStream().LA(1)
 
 	if (((_la-9)&-(0x1f+1)) == 0 && ((1<<uint((_la-9)))&((1<<(FqlParserOpenBracket-9))|(1<<(FqlParserOpenParen-9))|(1<<(FqlParserOpenBrace-9))|(1<<(FqlParserPlus-9))|(1<<(FqlParserMinus-9))|(1<<(FqlParserAnd-9))|(1<<(FqlParserOr-9))|(1<<(FqlParserFor-9))|(1<<(FqlParserReturn-9))|(1<<(FqlParserWaitfor-9))|(1<<(FqlParserDistinct-9))|(1<<(FqlParserFilter-9)))) != 0) || (((_la-41)&-(0x1f+1)) == 0 && ((1<<uint((_la-41)))&((1<<(FqlParserSort-41))|(1<<(FqlParserLimit-41))|(1<<(FqlParserLet-41))|(1<<(FqlParserCollect-41))|(1<<(FqlParserSortDirection-41))|(1<<(FqlParserNone-41))|(1<<(FqlParserNull-41))|(1<<(FqlParserBooleanLiteral-41))|(1<<(FqlParserUse-41))|(1<<(FqlParserInto-41))|(1<<(FqlParserKeep-41))|(1<<(FqlParserWith-41))|(1<<(FqlParserCount-41))|(1<<(FqlParserAll-41))|(1<<(FqlParserAny-41))|(1<<(FqlParserAggregate-41))|(1<<(FqlParserEvent-41))|(1<<(FqlParserLike-41))|(1<<(FqlParserNot-41))|(1<<(FqlParserIn-41))|(1<<(FqlParserParam-41))|(1<<(FqlParserIdentifier-41))|(1<<(FqlParserStringLiteral-41))|(1<<(FqlParserIntegerLiteral-41))|(1<<(FqlParserFloatLiteral-41))|(1<<(FqlParserNamespaceSegment-41)))) != 0) {
 		{
-			p.SetState(392)
+			p.SetState(394)
 			p.expression(0)
 		}
-		p.SetState(397)
+		p.SetState(399)
 		p.GetErrorHandler().Sync(p)
 		_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 37, p.GetParserRuleContext())
 
 		for _alt != 2 && _alt != antlr.ATNInvalidAltNumber {
 			if _alt == 1 {
 				{
-					p.SetState(393)
+					p.SetState(395)
 					p.Match(FqlParserComma)
 				}
 				{
-					p.SetState(394)
+					p.SetState(396)
 					p.expression(0)
 				}
 
 			}
-			p.SetState(399)
+			p.SetState(401)
 			p.GetErrorHandler().Sync(p)
 			_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 37, p.GetParserRuleContext())
 		}
-		p.SetState(401)
+		p.SetState(403)
 		p.GetErrorHandler().Sync(p)
 		_la = p.GetTokenStream().LA(1)
 
 		if _la == FqlParserComma {
 			{
-				p.SetState(400)
+				p.SetState(402)
 				p.Match(FqlParserComma)
 			}
 
@@ -5949,7 +5952,7 @@ func (p *FqlParser) ArrayLiteral() (localctx IArrayLiteralContext) {
 
 	}
 	{
-		p.SetState(405)
+		p.SetState(407)
 		p.Match(FqlParserCloseBracket)
 	}
 
@@ -6088,45 +6091,45 @@ func (p *FqlParser) ObjectLiteral() (localctx IObjectLiteralContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(407)
+		p.SetState(409)
 		p.Match(FqlParserOpenBrace)
 	}
-	p.SetState(419)
+	p.SetState(421)
 	p.GetErrorHandler().Sync(p)
 	_la = p.GetTokenStream().LA(1)
 
 	if _la == FqlParserOpenBracket || (((_la-63)&-(0x1f+1)) == 0 && ((1<<uint((_la-63)))&((1<<(FqlParserParam-63))|(1<<(FqlParserIdentifier-63))|(1<<(FqlParserStringLiteral-63)))) != 0) {
 		{
-			p.SetState(408)
+			p.SetState(410)
 			p.PropertyAssignment()
 		}
-		p.SetState(413)
+		p.SetState(415)
 		p.GetErrorHandler().Sync(p)
 		_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 40, p.GetParserRuleContext())
 
 		for _alt != 2 && _alt != antlr.ATNInvalidAltNumber {
 			if _alt == 1 {
 				{
-					p.SetState(409)
+					p.SetState(411)
 					p.Match(FqlParserComma)
 				}
 				{
-					p.SetState(410)
+					p.SetState(412)
 					p.PropertyAssignment()
 				}
 
 			}
-			p.SetState(415)
+			p.SetState(417)
 			p.GetErrorHandler().Sync(p)
 			_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 40, p.GetParserRuleContext())
 		}
-		p.SetState(417)
+		p.SetState(419)
 		p.GetErrorHandler().Sync(p)
 		_la = p.GetTokenStream().LA(1)
 
 		if _la == FqlParserComma {
 			{
-				p.SetState(416)
+				p.SetState(418)
 				p.Match(FqlParserComma)
 			}
 
@@ -6134,7 +6137,7 @@ func (p *FqlParser) ObjectLiteral() (localctx IObjectLiteralContext) {
 
 	}
 	{
-		p.SetState(421)
+		p.SetState(423)
 		p.Match(FqlParserCloseBrace)
 	}
 
@@ -6273,43 +6276,43 @@ func (p *FqlParser) PropertyAssignment() (localctx IPropertyAssignmentContext) {
 		}
 	}()
 
-	p.SetState(432)
+	p.SetState(434)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 43, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(423)
+			p.SetState(425)
 			p.PropertyName()
 		}
 		{
-			p.SetState(424)
+			p.SetState(426)
 			p.Match(FqlParserColon)
 		}
 		{
-			p.SetState(425)
+			p.SetState(427)
 			p.expression(0)
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(427)
+			p.SetState(429)
 			p.ComputedPropertyName()
 		}
 		{
-			p.SetState(428)
+			p.SetState(430)
 			p.Match(FqlParserColon)
 		}
 		{
-			p.SetState(429)
+			p.SetState(431)
 			p.expression(0)
 		}
 
 	case 3:
 		p.EnterOuterAlt(localctx, 3)
 		{
-			p.SetState(431)
+			p.SetState(433)
 			p.Variable()
 		}
 
@@ -6426,15 +6429,15 @@ func (p *FqlParser) ComputedPropertyName() (localctx IComputedPropertyNameContex
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(434)
+		p.SetState(436)
 		p.Match(FqlParserOpenBracket)
 	}
 	{
-		p.SetState(435)
+		p.SetState(437)
 		p.expression(0)
 	}
 	{
-		p.SetState(436)
+		p.SetState(438)
 		p.Match(FqlParserCloseBracket)
 	}
 
@@ -6553,28 +6556,28 @@ func (p *FqlParser) PropertyName() (localctx IPropertyNameContext) {
 		}
 	}()
 
-	p.SetState(441)
+	p.SetState(443)
 	p.GetErrorHandler().Sync(p)
 
 	switch p.GetTokenStream().LA(1) {
 	case FqlParserIdentifier:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(438)
+			p.SetState(440)
 			p.Match(FqlParserIdentifier)
 		}
 
 	case FqlParserStringLiteral:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(439)
+			p.SetState(441)
 			p.StringLiteral()
 		}
 
 	case FqlParserParam:
 		p.EnterOuterAlt(localctx, 3)
 		{
-			p.SetState(440)
+			p.SetState(442)
 			p.Param()
 		}
 
@@ -6679,7 +6682,7 @@ func (p *FqlParser) BooleanLiteral() (localctx IBooleanLiteralContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(443)
+		p.SetState(445)
 		p.Match(FqlParserBooleanLiteral)
 	}
 
@@ -6780,7 +6783,7 @@ func (p *FqlParser) StringLiteral() (localctx IStringLiteralContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(445)
+		p.SetState(447)
 		p.Match(FqlParserStringLiteral)
 	}
 
@@ -6881,7 +6884,7 @@ func (p *FqlParser) FloatLiteral() (localctx IFloatLiteralContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(447)
+		p.SetState(449)
 		p.Match(FqlParserFloatLiteral)
 	}
 
@@ -6982,7 +6985,7 @@ func (p *FqlParser) IntegerLiteral() (localctx IIntegerLiteralContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(449)
+		p.SetState(451)
 		p.Match(FqlParserIntegerLiteral)
 	}
 
@@ -7088,7 +7091,7 @@ func (p *FqlParser) NoneLiteral() (localctx INoneLiteralContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(451)
+		p.SetState(453)
 		_la = p.GetTokenStream().LA(1)
 
 		if !(_la == FqlParserNone || _la == FqlParserNull) {
@@ -7210,15 +7213,15 @@ func (p *FqlParser) ExpressionGroup() (localctx IExpressionGroupContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(453)
+		p.SetState(455)
 		p.Match(FqlParserOpenParen)
 	}
 	{
-		p.SetState(454)
+		p.SetState(456)
 		p.expression(0)
 	}
 	{
-		p.SetState(455)
+		p.SetState(457)
 		p.Match(FqlParserCloseParen)
 	}
 
@@ -7649,100 +7652,100 @@ func (p *FqlParser) expression(_p int) (localctx IExpressionContext) {
 	var _alt int
 
 	p.EnterOuterAlt(localctx, 1)
-	p.SetState(474)
+	p.SetState(476)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 45, p.GetParserRuleContext()) {
 	case 1:
 		{
-			p.SetState(458)
+			p.SetState(460)
 			p.UnaryOperator()
 		}
 		{
-			p.SetState(459)
+			p.SetState(461)
 			p.expression(27)
 		}
 
 	case 2:
 		{
-			p.SetState(461)
+			p.SetState(463)
 			p.RangeOperator()
 		}
 
 	case 3:
 		{
-			p.SetState(462)
+			p.SetState(464)
 			p.StringLiteral()
 		}
 
 	case 4:
 		{
-			p.SetState(463)
+			p.SetState(465)
 			p.FloatLiteral()
 		}
 
 	case 5:
 		{
-			p.SetState(464)
+			p.SetState(466)
 			p.IntegerLiteral()
 		}
 
 	case 6:
 		{
-			p.SetState(465)
+			p.SetState(467)
 			p.BooleanLiteral()
 		}
 
 	case 7:
 		{
-			p.SetState(466)
+			p.SetState(468)
 			p.ArrayLiteral()
 		}
 
 	case 8:
 		{
-			p.SetState(467)
+			p.SetState(469)
 			p.ObjectLiteral()
 		}
 
 	case 9:
 		{
-			p.SetState(468)
+			p.SetState(470)
 			p.MemberExpression()
 		}
 
 	case 10:
 		{
-			p.SetState(469)
+			p.SetState(471)
 			p.FunctionCallExpression()
 		}
 
 	case 11:
 		{
-			p.SetState(470)
+			p.SetState(472)
 			p.Param()
 		}
 
 	case 12:
 		{
-			p.SetState(471)
+			p.SetState(473)
 			p.Variable()
 		}
 
 	case 13:
 		{
-			p.SetState(472)
+			p.SetState(474)
 			p.NoneLiteral()
 		}
 
 	case 14:
 		{
-			p.SetState(473)
+			p.SetState(475)
 			p.ExpressionGroup()
 		}
 
 	}
 	p.GetParserRuleContext().SetStop(p.GetTokenStream().LT(-1))
-	p.SetState(563)
+	p.SetState(565)
 	p.GetErrorHandler().Sync(p)
 	_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 53, p.GetParserRuleContext())
 
@@ -7752,68 +7755,68 @@ func (p *FqlParser) expression(_p int) (localctx IExpressionContext) {
 				p.TriggerExitRuleEvent()
 			}
 			_prevctx = localctx
-			p.SetState(561)
+			p.SetState(563)
 			p.GetErrorHandler().Sync(p)
 			switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 52, p.GetParserRuleContext()) {
 			case 1:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(476)
+				p.SetState(478)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 26)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 26)", ""))
 				}
 				{
-					p.SetState(477)
+					p.SetState(479)
 					p.MultiplicativeOperator()
 				}
 				{
-					p.SetState(478)
+					p.SetState(480)
 					p.expression(27)
 				}
 
 			case 2:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(480)
+				p.SetState(482)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 25)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 25)", ""))
 				}
 				{
-					p.SetState(481)
+					p.SetState(483)
 					p.AdditiveOperator()
 				}
 				{
-					p.SetState(482)
+					p.SetState(484)
 					p.expression(26)
 				}
 
 			case 3:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(484)
+				p.SetState(486)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 24)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 24)", ""))
 				}
 				{
-					p.SetState(485)
+					p.SetState(487)
 					p.ArrayOperator()
 				}
-				p.SetState(488)
+				p.SetState(490)
 				p.GetErrorHandler().Sync(p)
 
 				switch p.GetTokenStream().LA(1) {
 				case FqlParserNot, FqlParserIn:
 					{
-						p.SetState(486)
+						p.SetState(488)
 						p.InOperator()
 					}
 
 				case FqlParserGt, FqlParserLt, FqlParserEq, FqlParserGte, FqlParserLte, FqlParserNeq:
 					{
-						p.SetState(487)
+						p.SetState(489)
 						p.EqualityOperator()
 					}
 
@@ -7821,141 +7824,141 @@ func (p *FqlParser) expression(_p int) (localctx IExpressionContext) {
 					panic(antlr.NewNoViableAltException(p, nil, nil, nil, nil, nil))
 				}
 				{
-					p.SetState(490)
+					p.SetState(492)
 					p.expression(25)
 				}
 
 			case 4:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(492)
+				p.SetState(494)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 23)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 23)", ""))
 				}
 				{
-					p.SetState(493)
+					p.SetState(495)
 					p.InOperator()
 				}
 				{
-					p.SetState(494)
+					p.SetState(496)
 					p.expression(24)
 				}
 
 			case 5:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(496)
+				p.SetState(498)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 22)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 22)", ""))
 				}
 				{
-					p.SetState(497)
+					p.SetState(499)
 					p.LikeOperator()
 				}
 				{
-					p.SetState(498)
+					p.SetState(500)
 					p.expression(23)
 				}
 
 			case 6:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(500)
+				p.SetState(502)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 21)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 21)", ""))
 				}
 				{
-					p.SetState(501)
+					p.SetState(503)
 					p.EqualityOperator()
 				}
 				{
-					p.SetState(502)
+					p.SetState(504)
 					p.expression(22)
 				}
 
 			case 7:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(504)
+				p.SetState(506)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 20)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 20)", ""))
 				}
 				{
-					p.SetState(505)
+					p.SetState(507)
 					p.RegexpOperator()
 				}
 				{
-					p.SetState(506)
+					p.SetState(508)
 					p.expression(21)
 				}
 
 			case 8:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(508)
+				p.SetState(510)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 19)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 19)", ""))
 				}
 				{
-					p.SetState(509)
+					p.SetState(511)
 					p.LogicalAndOperator()
 				}
 				{
-					p.SetState(510)
+					p.SetState(512)
 					p.expression(20)
 				}
 
 			case 9:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(512)
+				p.SetState(514)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 18)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 18)", ""))
 				}
 				{
-					p.SetState(513)
+					p.SetState(515)
 					p.LogicalOrOperator()
 				}
 				{
-					p.SetState(514)
+					p.SetState(516)
 					p.expression(19)
 				}
 
 			case 10:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(516)
+				p.SetState(518)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 15)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 15)", ""))
 				}
 				{
-					p.SetState(517)
+					p.SetState(519)
 					p.Match(FqlParserQuestionMark)
 				}
 				{
-					p.SetState(518)
+					p.SetState(520)
 					p.Match(FqlParserOpenParen)
 				}
-				p.SetState(521)
+				p.SetState(523)
 				p.GetErrorHandler().Sync(p)
 
 				switch p.GetTokenStream().LA(1) {
 				case FqlParserFor:
 					{
-						p.SetState(519)
+						p.SetState(521)
 						p.ForExpression()
 					}
 
 				case FqlParserWaitfor:
 					{
-						p.SetState(520)
+						p.SetState(522)
 						p.WaitForExpression()
 					}
 
@@ -7963,79 +7966,79 @@ func (p *FqlParser) expression(_p int) (localctx IExpressionContext) {
 					panic(antlr.NewNoViableAltException(p, nil, nil, nil, nil, nil))
 				}
 				{
-					p.SetState(523)
+					p.SetState(525)
 					p.Match(FqlParserCloseParen)
 				}
 				{
-					p.SetState(524)
+					p.SetState(526)
 					p.Match(FqlParserColon)
 				}
 				{
-					p.SetState(525)
+					p.SetState(527)
 					p.expression(16)
 				}
 
 			case 11:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(527)
+				p.SetState(529)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 14)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 14)", ""))
 				}
 				{
-					p.SetState(528)
+					p.SetState(530)
 					p.Match(FqlParserQuestionMark)
 				}
-				p.SetState(530)
+				p.SetState(532)
 				p.GetErrorHandler().Sync(p)
 				_la = p.GetTokenStream().LA(1)
 
 				if (((_la-9)&-(0x1f+1)) == 0 && ((1<<uint((_la-9)))&((1<<(FqlParserOpenBracket-9))|(1<<(FqlParserOpenParen-9))|(1<<(FqlParserOpenBrace-9))|(1<<(FqlParserPlus-9))|(1<<(FqlParserMinus-9))|(1<<(FqlParserAnd-9))|(1<<(FqlParserOr-9))|(1<<(FqlParserFor-9))|(1<<(FqlParserReturn-9))|(1<<(FqlParserWaitfor-9))|(1<<(FqlParserDistinct-9))|(1<<(FqlParserFilter-9)))) != 0) || (((_la-41)&-(0x1f+1)) == 0 && ((1<<uint((_la-41)))&((1<<(FqlParserSort-41))|(1<<(FqlParserLimit-41))|(1<<(FqlParserLet-41))|(1<<(FqlParserCollect-41))|(1<<(FqlParserSortDirection-41))|(1<<(FqlParserNone-41))|(1<<(FqlParserNull-41))|(1<<(FqlParserBooleanLiteral-41))|(1<<(FqlParserUse-41))|(1<<(FqlParserInto-41))|(1<<(FqlParserKeep-41))|(1<<(FqlParserWith-41))|(1<<(FqlParserCount-41))|(1<<(FqlParserAll-41))|(1<<(FqlParserAny-41))|(1<<(FqlParserAggregate-41))|(1<<(FqlParserEvent-41))|(1<<(FqlParserLike-41))|(1<<(FqlParserNot-41))|(1<<(FqlParserIn-41))|(1<<(FqlParserParam-41))|(1<<(FqlParserIdentifier-41))|(1<<(FqlParserStringLiteral-41))|(1<<(FqlParserIntegerLiteral-41))|(1<<(FqlParserFloatLiteral-41))|(1<<(FqlParserNamespaceSegment-41)))) != 0) {
 					{
-						p.SetState(529)
+						p.SetState(531)
 						p.expression(0)
 					}
 
 				}
 				{
-					p.SetState(532)
+					p.SetState(534)
 					p.Match(FqlParserColon)
 				}
 				{
-					p.SetState(533)
+					p.SetState(535)
 					p.expression(15)
 				}
 
 			case 12:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(534)
+				p.SetState(536)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 17)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 17)", ""))
 				}
 				{
-					p.SetState(535)
+					p.SetState(537)
 					p.Match(FqlParserQuestionMark)
 				}
 				{
-					p.SetState(536)
+					p.SetState(538)
 					p.Match(FqlParserOpenParen)
 				}
-				p.SetState(539)
+				p.SetState(541)
 				p.GetErrorHandler().Sync(p)
 
 				switch p.GetTokenStream().LA(1) {
 				case FqlParserFor:
 					{
-						p.SetState(537)
+						p.SetState(539)
 						p.ForExpression()
 					}
 
 				case FqlParserWaitfor:
 					{
-						p.SetState(538)
+						p.SetState(540)
 						p.WaitForExpression()
 					}
 
@@ -8043,30 +8046,30 @@ func (p *FqlParser) expression(_p int) (localctx IExpressionContext) {
 					panic(antlr.NewNoViableAltException(p, nil, nil, nil, nil, nil))
 				}
 				{
-					p.SetState(541)
+					p.SetState(543)
 					p.Match(FqlParserCloseParen)
 				}
 				{
-					p.SetState(542)
+					p.SetState(544)
 					p.Match(FqlParserColon)
 				}
 				{
-					p.SetState(543)
+					p.SetState(545)
 					p.Match(FqlParserOpenParen)
 				}
-				p.SetState(546)
+				p.SetState(548)
 				p.GetErrorHandler().Sync(p)
 
 				switch p.GetTokenStream().LA(1) {
 				case FqlParserFor:
 					{
-						p.SetState(544)
+						p.SetState(546)
 						p.ForExpression()
 					}
 
 				case FqlParserWaitfor:
 					{
-						p.SetState(545)
+						p.SetState(547)
 						p.WaitForExpression()
 					}
 
@@ -8074,47 +8077,47 @@ func (p *FqlParser) expression(_p int) (localctx IExpressionContext) {
 					panic(antlr.NewNoViableAltException(p, nil, nil, nil, nil, nil))
 				}
 				{
-					p.SetState(548)
+					p.SetState(550)
 					p.Match(FqlParserCloseParen)
 				}
 
 			case 13:
 				localctx = NewExpressionContext(p, _parentctx, _parentState)
 				p.PushNewRecursionContext(localctx, _startState, FqlParserRULE_expression)
-				p.SetState(550)
+				p.SetState(552)
 
 				if !(p.Precpred(p.GetParserRuleContext(), 16)) {
 					panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 16)", ""))
 				}
 				{
-					p.SetState(551)
+					p.SetState(553)
 					p.Match(FqlParserQuestionMark)
 				}
 				{
-					p.SetState(552)
+					p.SetState(554)
 					p.expression(0)
 				}
 				{
-					p.SetState(553)
+					p.SetState(555)
 					p.Match(FqlParserColon)
 				}
 				{
-					p.SetState(554)
+					p.SetState(556)
 					p.Match(FqlParserOpenParen)
 				}
-				p.SetState(557)
+				p.SetState(559)
 				p.GetErrorHandler().Sync(p)
 
 				switch p.GetTokenStream().LA(1) {
 				case FqlParserFor:
 					{
-						p.SetState(555)
+						p.SetState(557)
 						p.ForExpression()
 					}
 
 				case FqlParserWaitfor:
 					{
-						p.SetState(556)
+						p.SetState(558)
 						p.WaitForExpression()
 					}
 
@@ -8122,14 +8125,14 @@ func (p *FqlParser) expression(_p int) (localctx IExpressionContext) {
 					panic(antlr.NewNoViableAltException(p, nil, nil, nil, nil, nil))
 				}
 				{
-					p.SetState(559)
+					p.SetState(561)
 					p.Match(FqlParserCloseParen)
 				}
 
 			}
 
 		}
-		p.SetState(565)
+		p.SetState(567)
 		p.GetErrorHandler().Sync(p)
 		_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 53, p.GetParserRuleContext())
 	}
@@ -8262,17 +8265,17 @@ func (p *FqlParser) MemberExpression() (localctx IMemberExpressionContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(566)
+		p.SetState(568)
 		p.MemberExpressionSource()
 	}
-	p.SetState(568)
+	p.SetState(570)
 	p.GetErrorHandler().Sync(p)
 	_alt = 1
 	for ok := true; ok; ok = _alt != 2 && _alt != antlr.ATNInvalidAltNumber {
 		switch _alt {
 		case 1:
 			{
-				p.SetState(567)
+				p.SetState(569)
 				p.MemberExpressionPath()
 			}
 
@@ -8280,7 +8283,7 @@ func (p *FqlParser) MemberExpression() (localctx IMemberExpressionContext) {
 			panic(antlr.NewNoViableAltException(p, nil, nil, nil, nil, nil))
 		}
 
-		p.SetState(570)
+		p.SetState(572)
 		p.GetErrorHandler().Sync(p)
 		_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 54, p.GetParserRuleContext())
 	}
@@ -8346,34 +8349,34 @@ func (s *MemberExpressionSourceContext) Param() IParamContext {
 	return t.(IParamContext)
 }
 
-func (s *MemberExpressionSourceContext) FunctionCallExpression() IFunctionCallExpressionContext {
-	var t = s.GetTypedRuleContext(reflect.TypeOf((*IFunctionCallExpressionContext)(nil)).Elem(), 0)
+func (s *MemberExpressionSourceContext) ArrayLiteral() IArrayLiteralContext {
+	var t = s.GetTypedRuleContext(reflect.TypeOf((*IArrayLiteralContext)(nil)).Elem(), 0)
 
 	if t == nil {
 		return nil
 	}
 
-	return t.(IFunctionCallExpressionContext)
+	return t.(IArrayLiteralContext)
 }
 
-func (s *MemberExpressionSourceContext) ArrayLiteral() IArrayLiteralContext {
-	var t = s.GetTypedRuleContext(reflect.TypeOf((*IArrayLiteralContext)(nil)).Elem(), 0)
+func (s *MemberExpressionSourceContext) ObjectLiteral() IObjectLiteralContext {
+	var t = s.GetTypedRuleContext(reflect.TypeOf((*IObjectLiteralContext)(nil)).Elem(), 0)
 
 	if t == nil {
 		return nil
 	}
 
-	return t.(IArrayLiteralContext)
+	return t.(IObjectLiteralContext)
 }
 
-func (s *MemberExpressionSourceContext) ObjectLiteral() IObjectLiteralContext {
-	var t = s.GetTypedRuleContext(reflect.TypeOf((*IObjectLiteralContext)(nil)).Elem(), 0)
+func (s *MemberExpressionSourceContext) FunctionCall() IFunctionCallContext {
+	var t = s.GetTypedRuleContext(reflect.TypeOf((*IFunctionCallContext)(nil)).Elem(), 0)
 
 	if t == nil {
 		return nil
 	}
 
-	return t.(IObjectLiteralContext)
+	return t.(IFunctionCallContext)
 }
 
 func (s *MemberExpressionSourceContext) GetRuleContext() antlr.RuleContext {
@@ -8426,42 +8429,42 @@ func (p *FqlParser) MemberExpressionSource() (localctx IMemberExpressionSourceCo
 		}
 	}()
 
-	p.SetState(577)
+	p.SetState(579)
 	p.GetErrorHandler().Sync(p)
 	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 55, p.GetParserRuleContext()) {
 	case 1:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(572)
+			p.SetState(574)
 			p.Variable()
 		}
 
 	case 2:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(573)
+			p.SetState(575)
 			p.Param()
 		}
 
 	case 3:
 		p.EnterOuterAlt(localctx, 3)
 		{
-			p.SetState(574)
-			p.FunctionCallExpression()
+			p.SetState(576)
+			p.ArrayLiteral()
 		}
 
 	case 4:
 		p.EnterOuterAlt(localctx, 4)
 		{
-			p.SetState(575)
-			p.ArrayLiteral()
+			p.SetState(577)
+			p.ObjectLiteral()
 		}
 
 	case 5:
 		p.EnterOuterAlt(localctx, 5)
 		{
-			p.SetState(576)
-			p.ObjectLiteral()
+			p.SetState(578)
+			p.FunctionCall()
 		}
 
 	}
@@ -8469,106 +8472,107 @@ func (p *FqlParser) MemberExpressionSource() (localctx IMemberExpressionSourceCo
 	return localctx
 }
 
-// IMemberExpressionPathContext is an interface to support dynamic dispatch.
-type IMemberExpressionPathContext interface {
+// IFunctionCallContext is an interface to support dynamic dispatch.
+type IFunctionCallContext interface {
 	antlr.ParserRuleContext
 
 	// GetParser returns the parser.
 	GetParser() antlr.Parser
 
-	// IsMemberExpressionPathContext differentiates from other interfaces.
-	IsMemberExpressionPathContext()
+	// IsFunctionCallContext differentiates from other interfaces.
+	IsFunctionCallContext()
 }
 
-type MemberExpressionPathContext struct {
+type FunctionCallContext struct {
 	*antlr.BaseParserRuleContext
 	parser antlr.Parser
 }
 
-func NewEmptyMemberExpressionPathContext() *MemberExpressionPathContext {
-	var p = new(MemberExpressionPathContext)
+func NewEmptyFunctionCallContext() *FunctionCallContext {
+	var p = new(FunctionCallContext)
 	p.BaseParserRuleContext = antlr.NewBaseParserRuleContext(nil, -1)
-	p.RuleIndex = FqlParserRULE_memberExpressionPath
+	p.RuleIndex = FqlParserRULE_functionCall
 	return p
 }
 
-func (*MemberExpressionPathContext) IsMemberExpressionPathContext() {}
+func (*FunctionCallContext) IsFunctionCallContext() {}
 
-func NewMemberExpressionPathContext(parser antlr.Parser, parent antlr.ParserRuleContext, invokingState int) *MemberExpressionPathContext {
-	var p = new(MemberExpressionPathContext)
+func NewFunctionCallContext(parser antlr.Parser, parent antlr.ParserRuleContext, invokingState int) *FunctionCallContext {
+	var p = new(FunctionCallContext)
 
 	p.BaseParserRuleContext = antlr.NewBaseParserRuleContext(parent, invokingState)
 
 	p.parser = parser
-	p.RuleIndex = FqlParserRULE_memberExpressionPath
+	p.RuleIndex = FqlParserRULE_functionCall
 
 	return p
 }
 
-func (s *MemberExpressionPathContext) GetParser() antlr.Parser { return s.parser }
+func (s *FunctionCallContext) GetParser() antlr.Parser { return s.parser }
 
-func (s *MemberExpressionPathContext) Dot() antlr.TerminalNode {
-	return s.GetToken(FqlParserDot, 0)
-}
-
-func (s *MemberExpressionPathContext) PropertyName() IPropertyNameContext {
-	var t = s.GetTypedRuleContext(reflect.TypeOf((*IPropertyNameContext)(nil)).Elem(), 0)
+func (s *FunctionCallContext) Namespace() INamespaceContext {
+	var t = s.GetTypedRuleContext(reflect.TypeOf((*INamespaceContext)(nil)).Elem(), 0)
 
 	if t == nil {
 		return nil
 	}
 
-	return t.(IPropertyNameContext)
+	return t.(INamespaceContext)
 }
 
-func (s *MemberExpressionPathContext) QuestionMark() antlr.TerminalNode {
-	return s.GetToken(FqlParserQuestionMark, 0)
+func (s *FunctionCallContext) FunctionIdentifier() IFunctionIdentifierContext {
+	var t = s.GetTypedRuleContext(reflect.TypeOf((*IFunctionIdentifierContext)(nil)).Elem(), 0)
+
+	if t == nil {
+		return nil
+	}
+
+	return t.(IFunctionIdentifierContext)
 }
 
-func (s *MemberExpressionPathContext) ComputedPropertyName() IComputedPropertyNameContext {
-	var t = s.GetTypedRuleContext(reflect.TypeOf((*IComputedPropertyNameContext)(nil)).Elem(), 0)
+func (s *FunctionCallContext) Arguments() IArgumentsContext {
+	var t = s.GetTypedRuleContext(reflect.TypeOf((*IArgumentsContext)(nil)).Elem(), 0)
 
 	if t == nil {
 		return nil
 	}
 
-	return t.(IComputedPropertyNameContext)
+	return t.(IArgumentsContext)
 }
 
-func (s *MemberExpressionPathContext) GetRuleContext() antlr.RuleContext {
+func (s *FunctionCallContext) GetRuleContext() antlr.RuleContext {
 	return s
 }
 
-func (s *MemberExpressionPathContext) ToStringTree(ruleNames []string, recog antlr.Recognizer) string {
+func (s *FunctionCallContext) ToStringTree(ruleNames []string, recog antlr.Recognizer) string {
 	return antlr.TreesStringTree(s, ruleNames, recog)
 }
 
-func (s *MemberExpressionPathContext) EnterRule(listener antlr.ParseTreeListener) {
+func (s *FunctionCallContext) EnterRule(listener antlr.ParseTreeListener) {
 	if listenerT, ok := listener.(FqlParserListener); ok {
-		listenerT.EnterMemberExpressionPath(s)
+		listenerT.EnterFunctionCall(s)
 	}
 }
 
-func (s *MemberExpressionPathContext) ExitRule(listener antlr.ParseTreeListener) {
+func (s *FunctionCallContext) ExitRule(listener antlr.ParseTreeListener) {
 	if listenerT, ok := listener.(FqlParserListener); ok {
-		listenerT.ExitMemberExpressionPath(s)
+		listenerT.ExitFunctionCall(s)
 	}
 }
 
-func (s *MemberExpressionPathContext) Accept(visitor antlr.ParseTreeVisitor) interface{} {
+func (s *FunctionCallContext) Accept(visitor antlr.ParseTreeVisitor) interface{} {
 	switch t := visitor.(type) {
 	case FqlParserVisitor:
-		return t.VisitMemberExpressionPath(s)
+		return t.VisitFunctionCall(s)
 
 	default:
 		return t.VisitChildren(s)
 	}
 }
 
-func (p *FqlParser) MemberExpressionPath() (localctx IMemberExpressionPathContext) {
-	localctx = NewMemberExpressionPathContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 96, FqlParserRULE_memberExpressionPath)
-	var _la int
+func (p *FqlParser) FunctionCall() (localctx IFunctionCallContext) {
+	localctx = NewFunctionCallContext(p, p.GetParserRuleContext(), p.GetState())
+	p.EnterRule(localctx, 96, FqlParserRULE_functionCall)
 
 	defer func() {
 		p.ExitRule()
@@ -8586,53 +8590,18 @@ func (p *FqlParser) MemberExpressionPath() (localctx IMemberExpressionPathContex
 		}
 	}()
 
-	p.SetState(589)
-	p.GetErrorHandler().Sync(p)
-	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 58, p.GetParserRuleContext()) {
-	case 1:
-		p.EnterOuterAlt(localctx, 1)
-		p.SetState(580)
-		p.GetErrorHandler().Sync(p)
-		_la = p.GetTokenStream().LA(1)
-
-		if _la == FqlParserQuestionMark {
-			{
-				p.SetState(579)
-				p.Match(FqlParserQuestionMark)
-			}
-
-		}
-		{
-			p.SetState(582)
-			p.Match(FqlParserDot)
-		}
-		{
-			p.SetState(583)
-			p.PropertyName()
-		}
-
-	case 2:
-		p.EnterOuterAlt(localctx, 2)
-		p.SetState(586)
-		p.GetErrorHandler().Sync(p)
-		_la = p.GetTokenStream().LA(1)
-
-		if _la == FqlParserQuestionMark {
-			{
-				p.SetState(584)
-				p.Match(FqlParserQuestionMark)
-			}
-			{
-				p.SetState(585)
-				p.Match(FqlParserDot)
-			}
-
-		}
-		{
-			p.SetState(588)
-			p.ComputedPropertyName()
-		}
-
+	p.EnterOuterAlt(localctx, 1)
+	{
+		p.SetState(581)
+		p.Namespace()
+	}
+	{
+		p.SetState(582)
+		p.FunctionIdentifier()
+	}
+	{
+		p.SetState(583)
+		p.Arguments()
 	}
 
 	return localctx
@@ -8676,34 +8645,18 @@ func NewFunctionCallExpressionContext(parser antlr.Parser, parent antlr.ParserRu
 
 func (s *FunctionCallExpressionContext) GetParser() antlr.Parser { return s.parser }
 
-func (s *FunctionCallExpressionContext) Namespace() INamespaceContext {
-	var t = s.GetTypedRuleContext(reflect.TypeOf((*INamespaceContext)(nil)).Elem(), 0)
-
-	if t == nil {
-		return nil
-	}
-
-	return t.(INamespaceContext)
-}
-
-func (s *FunctionCallExpressionContext) FunctionIdentifier() IFunctionIdentifierContext {
-	var t = s.GetTypedRuleContext(reflect.TypeOf((*IFunctionIdentifierContext)(nil)).Elem(), 0)
+func (s *FunctionCallExpressionContext) FunctionCall() IFunctionCallContext {
+	var t = s.GetTypedRuleContext(reflect.TypeOf((*IFunctionCallContext)(nil)).Elem(), 0)
 
 	if t == nil {
 		return nil
 	}
 
-	return t.(IFunctionIdentifierContext)
+	return t.(IFunctionCallContext)
 }
 
-func (s *FunctionCallExpressionContext) Arguments() IArgumentsContext {
-	var t = s.GetTypedRuleContext(reflect.TypeOf((*IArgumentsContext)(nil)).Elem(), 0)
-
-	if t == nil {
-		return nil
-	}
-
-	return t.(IArgumentsContext)
+func (s *FunctionCallExpressionContext) QuestionMark() antlr.TerminalNode {
+	return s.GetToken(FqlParserQuestionMark, 0)
 }
 
 func (s *FunctionCallExpressionContext) GetRuleContext() antlr.RuleContext {
@@ -8758,16 +8711,187 @@ func (p *FqlParser) FunctionCallExpression() (localctx IFunctionCallExpressionCo
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(591)
-		p.Namespace()
+		p.SetState(585)
+		p.FunctionCall()
 	}
-	{
-		p.SetState(592)
-		p.FunctionIdentifier()
+	p.SetState(587)
+	p.GetErrorHandler().Sync(p)
+
+	if p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 56, p.GetParserRuleContext()) == 1 {
+		{
+			p.SetState(586)
+			p.Match(FqlParserQuestionMark)
+		}
+
 	}
-	{
-		p.SetState(593)
-		p.Arguments()
+
+	return localctx
+}
+
+// IMemberExpressionPathContext is an interface to support dynamic dispatch.
+type IMemberExpressionPathContext interface {
+	antlr.ParserRuleContext
+
+	// GetParser returns the parser.
+	GetParser() antlr.Parser
+
+	// IsMemberExpressionPathContext differentiates from other interfaces.
+	IsMemberExpressionPathContext()
+}
+
+type MemberExpressionPathContext struct {
+	*antlr.BaseParserRuleContext
+	parser antlr.Parser
+}
+
+func NewEmptyMemberExpressionPathContext() *MemberExpressionPathContext {
+	var p = new(MemberExpressionPathContext)
+	p.BaseParserRuleContext = antlr.NewBaseParserRuleContext(nil, -1)
+	p.RuleIndex = FqlParserRULE_memberExpressionPath
+	return p
+}
+
+func (*MemberExpressionPathContext) IsMemberExpressionPathContext() {}
+
+func NewMemberExpressionPathContext(parser antlr.Parser, parent antlr.ParserRuleContext, invokingState int) *MemberExpressionPathContext {
+	var p = new(MemberExpressionPathContext)
+
+	p.BaseParserRuleContext = antlr.NewBaseParserRuleContext(parent, invokingState)
+
+	p.parser = parser
+	p.RuleIndex = FqlParserRULE_memberExpressionPath
+
+	return p
+}
+
+func (s *MemberExpressionPathContext) GetParser() antlr.Parser { return s.parser }
+
+func (s *MemberExpressionPathContext) Dot() antlr.TerminalNode {
+	return s.GetToken(FqlParserDot, 0)
+}
+
+func (s *MemberExpressionPathContext) PropertyName() IPropertyNameContext {
+	var t = s.GetTypedRuleContext(reflect.TypeOf((*IPropertyNameContext)(nil)).Elem(), 0)
+
+	if t == nil {
+		return nil
+	}
+
+	return t.(IPropertyNameContext)
+}
+
+func (s *MemberExpressionPathContext) QuestionMark() antlr.TerminalNode {
+	return s.GetToken(FqlParserQuestionMark, 0)
+}
+
+func (s *MemberExpressionPathContext) ComputedPropertyName() IComputedPropertyNameContext {
+	var t = s.GetTypedRuleContext(reflect.TypeOf((*IComputedPropertyNameContext)(nil)).Elem(), 0)
+
+	if t == nil {
+		return nil
+	}
+
+	return t.(IComputedPropertyNameContext)
+}
+
+func (s *MemberExpressionPathContext) GetRuleContext() antlr.RuleContext {
+	return s
+}
+
+func (s *MemberExpressionPathContext) ToStringTree(ruleNames []string, recog antlr.Recognizer) string {
+	return antlr.TreesStringTree(s, ruleNames, recog)
+}
+
+func (s *MemberExpressionPathContext) EnterRule(listener antlr.ParseTreeListener) {
+	if listenerT, ok := listener.(FqlParserListener); ok {
+		listenerT.EnterMemberExpressionPath(s)
+	}
+}
+
+func (s *MemberExpressionPathContext) ExitRule(listener antlr.ParseTreeListener) {
+	if listenerT, ok := listener.(FqlParserListener); ok {
+		listenerT.ExitMemberExpressionPath(s)
+	}
+}
+
+func (s *MemberExpressionPathContext) Accept(visitor antlr.ParseTreeVisitor) interface{} {
+	switch t := visitor.(type) {
+	case FqlParserVisitor:
+		return t.VisitMemberExpressionPath(s)
+
+	default:
+		return t.VisitChildren(s)
+	}
+}
+
+func (p *FqlParser) MemberExpressionPath() (localctx IMemberExpressionPathContext) {
+	localctx = NewMemberExpressionPathContext(p, p.GetParserRuleContext(), p.GetState())
+	p.EnterRule(localctx, 100, FqlParserRULE_memberExpressionPath)
+	var _la int
+
+	defer func() {
+		p.ExitRule()
+	}()
+
+	defer func() {
+		if err := recover(); err != nil {
+			if v, ok := err.(antlr.RecognitionException); ok {
+				localctx.SetException(v)
+				p.GetErrorHandler().ReportError(p, v)
+				p.GetErrorHandler().Recover(p, v)
+			} else {
+				panic(err)
+			}
+		}
+	}()
+
+	p.SetState(599)
+	p.GetErrorHandler().Sync(p)
+	switch p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 59, p.GetParserRuleContext()) {
+	case 1:
+		p.EnterOuterAlt(localctx, 1)
+		p.SetState(590)
+		p.GetErrorHandler().Sync(p)
+		_la = p.GetTokenStream().LA(1)
+
+		if _la == FqlParserQuestionMark {
+			{
+				p.SetState(589)
+				p.Match(FqlParserQuestionMark)
+			}
+
+		}
+		{
+			p.SetState(592)
+			p.Match(FqlParserDot)
+		}
+		{
+			p.SetState(593)
+			p.PropertyName()
+		}
+
+	case 2:
+		p.EnterOuterAlt(localctx, 2)
+		p.SetState(596)
+		p.GetErrorHandler().Sync(p)
+		_la = p.GetTokenStream().LA(1)
+
+		if _la == FqlParserQuestionMark {
+			{
+				p.SetState(594)
+				p.Match(FqlParserQuestionMark)
+			}
+			{
+				p.SetState(595)
+				p.Match(FqlParserDot)
+			}
+
+		}
+		{
+			p.SetState(598)
+			p.ComputedPropertyName()
+		}
+
 	}
 
 	return localctx
@@ -8955,7 +9079,7 @@ func (s *FunctionIdentifierContext) Accept(visitor antlr.ParseTreeVisitor) inter
 
 func (p *FqlParser) FunctionIdentifier() (localctx IFunctionIdentifierContext) {
 	localctx = NewFunctionIdentifierContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 100, FqlParserRULE_functionIdentifier)
+	p.EnterRule(localctx, 102, FqlParserRULE_functionIdentifier)
 	var _la int
 
 	defer func() {
@@ -8976,7 +9100,7 @@ func (p *FqlParser) FunctionIdentifier() (localctx IFunctionIdentifierContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(595)
+		p.SetState(601)
 		_la = p.GetTokenStream().LA(1)
 
 		if !(_la == FqlParserAnd || _la == FqlParserOr || (((_la-35)&-(0x1f+1)) == 0 && ((1<<uint((_la-35)))&((1<<(FqlParserFor-35))|(1<<(FqlParserReturn-35))|(1<<(FqlParserWaitfor-35))|(1<<(FqlParserDistinct-35))|(1<<(FqlParserFilter-35))|(1<<(FqlParserSort-35))|(1<<(FqlParserLimit-35))|(1<<(FqlParserLet-35))|(1<<(FqlParserCollect-35))|(1<<(FqlParserSortDirection-35))|(1<<(FqlParserNone-35))|(1<<(FqlParserNull-35))|(1<<(FqlParserBooleanLiteral-35))|(1<<(FqlParserUse-35))|(1<<(FqlParserInto-35))|(1<<(FqlParserKeep-35))|(1<<(FqlParserWith-35))|(1<<(FqlParserCount-35))|(1<<(FqlParserAll-35))|(1<<(FqlParserAny-35))|(1<<(FqlParserAggregate-35))|(1<<(FqlParserEvent-35))|(1<<(FqlParserLike-35))|(1<<(FqlParserNot-35))|(1<<(FqlParserIn-35))|(1<<(FqlParserIdentifier-35)))) != 0)) {
@@ -9068,7 +9192,7 @@ func (s *NamespaceContext) Accept(visitor antlr.ParseTreeVisitor) interface{} {
 
 func (p *FqlParser) Namespace() (localctx INamespaceContext) {
 	localctx = NewNamespaceContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 102, FqlParserRULE_namespace)
+	p.EnterRule(localctx, 104, FqlParserRULE_namespace)
 	var _la int
 
 	defer func() {
@@ -9088,17 +9212,17 @@ func (p *FqlParser) Namespace() (localctx INamespaceContext) {
 	}()
 
 	p.EnterOuterAlt(localctx, 1)
-	p.SetState(600)
+	p.SetState(606)
 	p.GetErrorHandler().Sync(p)
 	_la = p.GetTokenStream().LA(1)
 
 	for _la == FqlParserNamespaceSegment {
 		{
-			p.SetState(597)
+			p.SetState(603)
 			p.Match(FqlParserNamespaceSegment)
 		}
 
-		p.SetState(602)
+		p.SetState(608)
 		p.GetErrorHandler().Sync(p)
 		_la = p.GetTokenStream().LA(1)
 	}
@@ -9215,7 +9339,7 @@ func (s *ArgumentsContext) Accept(visitor antlr.ParseTreeVisitor) interface{} {
 
 func (p *FqlParser) Arguments() (localctx IArgumentsContext) {
 	localctx = NewArgumentsContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 104, FqlParserRULE_arguments)
+	p.EnterRule(localctx, 106, FqlParserRULE_arguments)
 	var _la int
 
 	defer func() {
@@ -9236,40 +9360,40 @@ func (p *FqlParser) Arguments() (localctx IArgumentsContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(603)
+		p.SetState(609)
 		p.Match(FqlParserOpenParen)
 	}
-	p.SetState(612)
+	p.SetState(618)
 	p.GetErrorHandler().Sync(p)
 	_la = p.GetTokenStream().LA(1)
 
 	if (((_la-9)&-(0x1f+1)) == 0 && ((1<<uint((_la-9)))&((1<<(FqlParserOpenBracket-9))|(1<<(FqlParserOpenParen-9))|(1<<(FqlParserOpenBrace-9))|(1<<(FqlParserPlus-9))|(1<<(FqlParserMinus-9))|(1<<(FqlParserAnd-9))|(1<<(FqlParserOr-9))|(1<<(FqlParserFor-9))|(1<<(FqlParserReturn-9))|(1<<(FqlParserWaitfor-9))|(1<<(FqlParserDistinct-9))|(1<<(FqlParserFilter-9)))) != 0) || (((_la-41)&-(0x1f+1)) == 0 && ((1<<uint((_la-41)))&((1<<(FqlParserSort-41))|(1<<(FqlParserLimit-41))|(1<<(FqlParserLet-41))|(1<<(FqlParserCollect-41))|(1<<(FqlParserSortDirection-41))|(1<<(FqlParserNone-41))|(1<<(FqlParserNull-41))|(1<<(FqlParserBooleanLiteral-41))|(1<<(FqlParserUse-41))|(1<<(FqlParserInto-41))|(1<<(FqlParserKeep-41))|(1<<(FqlParserWith-41))|(1<<(FqlParserCount-41))|(1<<(FqlParserAll-41))|(1<<(FqlParserAny-41))|(1<<(FqlParserAggregate-41))|(1<<(FqlParserEvent-41))|(1<<(FqlParserLike-41))|(1<<(FqlParserNot-41))|(1<<(FqlParserIn-41))|(1<<(FqlParserParam-41))|(1<<(FqlParserIdentifier-41))|(1<<(FqlParserStringLiteral-41))|(1<<(FqlParserIntegerLiteral-41))|(1<<(FqlParserFloatLiteral-41))|(1<<(FqlParserNamespaceSegment-41)))) != 0) {
 		{
-			p.SetState(604)
+			p.SetState(610)
 			p.expression(0)
 		}
-		p.SetState(609)
+		p.SetState(615)
 		p.GetErrorHandler().Sync(p)
 		_la = p.GetTokenStream().LA(1)
 
 		for _la == FqlParserComma {
 			{
-				p.SetState(605)
+				p.SetState(611)
 				p.Match(FqlParserComma)
 			}
 			{
-				p.SetState(606)
+				p.SetState(612)
 				p.expression(0)
 			}
 
-			p.SetState(611)
+			p.SetState(617)
 			p.GetErrorHandler().Sync(p)
 			_la = p.GetTokenStream().LA(1)
 		}
 
 	}
 	{
-		p.SetState(614)
+		p.SetState(620)
 		p.Match(FqlParserCloseParen)
 	}
 
@@ -9358,7 +9482,7 @@ func (s *ArrayOperatorContext) Accept(visitor antlr.ParseTreeVisitor) interface{
 
 func (p *FqlParser) ArrayOperator() (localctx IArrayOperatorContext) {
 	localctx = NewArrayOperatorContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 106, FqlParserRULE_arrayOperator)
+	p.EnterRule(localctx, 108, FqlParserRULE_arrayOperator)
 	var _la int
 
 	defer func() {
@@ -9379,7 +9503,7 @@ func (p *FqlParser) ArrayOperator() (localctx IArrayOperatorContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(616)
+		p.SetState(622)
 		_la = p.GetTokenStream().LA(1)
 
 		if !(((_la-46)&-(0x1f+1)) == 0 && ((1<<uint((_la-46)))&((1<<(FqlParserNone-46))|(1<<(FqlParserAll-46))|(1<<(FqlParserAny-46)))) != 0) {
@@ -9471,7 +9595,7 @@ func (s *InOperatorContext) Accept(visitor antlr.ParseTreeVisitor) interface{} {
 
 func (p *FqlParser) InOperator() (localctx IInOperatorContext) {
 	localctx = NewInOperatorContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 108, FqlParserRULE_inOperator)
+	p.EnterRule(localctx, 110, FqlParserRULE_inOperator)
 
 	defer func() {
 		p.ExitRule()
@@ -9489,25 +9613,25 @@ func (p *FqlParser) InOperator() (localctx IInOperatorContext) {
 		}
 	}()
 
-	p.SetState(621)
+	p.SetState(627)
 	p.GetErrorHandler().Sync(p)
 
 	switch p.GetTokenStream().LA(1) {
 	case FqlParserIn:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(618)
+			p.SetState(624)
 			p.Match(FqlParserIn)
 		}
 
 	case FqlParserNot:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(619)
+			p.SetState(625)
 			p.Match(FqlParserNot)
 		}
 		{
-			p.SetState(620)
+			p.SetState(626)
 			p.Match(FqlParserIn)
 		}
 
@@ -9596,7 +9720,7 @@ func (s *LikeOperatorContext) Accept(visitor antlr.ParseTreeVisitor) interface{}
 
 func (p *FqlParser) LikeOperator() (localctx ILikeOperatorContext) {
 	localctx = NewLikeOperatorContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 110, FqlParserRULE_likeOperator)
+	p.EnterRule(localctx, 112, FqlParserRULE_likeOperator)
 
 	defer func() {
 		p.ExitRule()
@@ -9614,25 +9738,25 @@ func (p *FqlParser) LikeOperator() (localctx ILikeOperatorContext) {
 		}
 	}()
 
-	p.SetState(626)
+	p.SetState(632)
 	p.GetErrorHandler().Sync(p)
 
 	switch p.GetTokenStream().LA(1) {
 	case FqlParserLike:
 		p.EnterOuterAlt(localctx, 1)
 		{
-			p.SetState(623)
+			p.SetState(629)
 			p.Match(FqlParserLike)
 		}
 
 	case FqlParserNot:
 		p.EnterOuterAlt(localctx, 2)
 		{
-			p.SetState(624)
+			p.SetState(630)
 			p.Match(FqlParserNot)
 		}
 		{
-			p.SetState(625)
+			p.SetState(631)
 			p.Match(FqlParserLike)
 		}
 
@@ -9737,7 +9861,7 @@ func (s *EqualityOperatorContext) Accept(visitor antlr.ParseTreeVisitor) interfa
 
 func (p *FqlParser) EqualityOperator() (localctx IEqualityOperatorContext) {
 	localctx = NewEqualityOperatorContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 112, FqlParserRULE_equalityOperator)
+	p.EnterRule(localctx, 114, FqlParserRULE_equalityOperator)
 	var _la int
 
 	defer func() {
@@ -9758,7 +9882,7 @@ func (p *FqlParser) EqualityOperator() (localctx IEqualityOperatorContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(628)
+		p.SetState(634)
 		_la = p.GetTokenStream().LA(1)
 
 		if !(((_la)&-(0x1f+1)) == 0 && ((1<<uint(_la))&((1<<FqlParserGt)|(1<<FqlParserLt)|(1<<FqlParserEq)|(1<<FqlParserGte)|(1<<FqlParserLte)|(1<<FqlParserNeq))) != 0) {
@@ -9850,7 +9974,7 @@ func (s *RegexpOperatorContext) Accept(visitor antlr.ParseTreeVisitor) interface
 
 func (p *FqlParser) RegexpOperator() (localctx IRegexpOperatorContext) {
 	localctx = NewRegexpOperatorContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 114, FqlParserRULE_regexpOperator)
+	p.EnterRule(localctx, 116, FqlParserRULE_regexpOperator)
 	var _la int
 
 	defer func() {
@@ -9871,7 +9995,7 @@ func (p *FqlParser) RegexpOperator() (localctx IRegexpOperatorContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(630)
+		p.SetState(636)
 		_la = p.GetTokenStream().LA(1)
 
 		if !(_la == FqlParserRegexNotMatch || _la == FqlParserRegexMatch) {
@@ -9959,7 +10083,7 @@ func (s *LogicalAndOperatorContext) Accept(visitor antlr.ParseTreeVisitor) inter
 
 func (p *FqlParser) LogicalAndOperator() (localctx ILogicalAndOperatorContext) {
 	localctx = NewLogicalAndOperatorContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 116, FqlParserRULE_logicalAndOperator)
+	p.EnterRule(localctx, 118, FqlParserRULE_logicalAndOperator)
 
 	defer func() {
 		p.ExitRule()
@@ -9979,7 +10103,7 @@ func (p *FqlParser) LogicalAndOperator() (localctx ILogicalAndOperatorContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(632)
+		p.SetState(638)
 		p.Match(FqlParserAnd)
 	}
 
@@ -10060,7 +10184,7 @@ func (s *LogicalOrOperatorContext) Accept(visitor antlr.ParseTreeVisitor) interf
 
 func (p *FqlParser) LogicalOrOperator() (localctx ILogicalOrOperatorContext) {
 	localctx = NewLogicalOrOperatorContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 118, FqlParserRULE_logicalOrOperator)
+	p.EnterRule(localctx, 120, FqlParserRULE_logicalOrOperator)
 
 	defer func() {
 		p.ExitRule()
@@ -10080,7 +10204,7 @@ func (p *FqlParser) LogicalOrOperator() (localctx ILogicalOrOperatorContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(634)
+		p.SetState(640)
 		p.Match(FqlParserOr)
 	}
 
@@ -10169,7 +10293,7 @@ func (s *MultiplicativeOperatorContext) Accept(visitor antlr.ParseTreeVisitor) i
 
 func (p *FqlParser) MultiplicativeOperator() (localctx IMultiplicativeOperatorContext) {
 	localctx = NewMultiplicativeOperatorContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 120, FqlParserRULE_multiplicativeOperator)
+	p.EnterRule(localctx, 122, FqlParserRULE_multiplicativeOperator)
 	var _la int
 
 	defer func() {
@@ -10190,7 +10314,7 @@ func (p *FqlParser) MultiplicativeOperator() (localctx IMultiplicativeOperatorCo
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(636)
+		p.SetState(642)
 		_la = p.GetTokenStream().LA(1)
 
 		if !(((_la)&-(0x1f+1)) == 0 && ((1<<uint(_la))&((1<<FqlParserMulti)|(1<<FqlParserDiv)|(1<<FqlParserMod))) != 0) {
@@ -10282,7 +10406,7 @@ func (s *AdditiveOperatorContext) Accept(visitor antlr.ParseTreeVisitor) interfa
 
 func (p *FqlParser) AdditiveOperator() (localctx IAdditiveOperatorContext) {
 	localctx = NewAdditiveOperatorContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 122, FqlParserRULE_additiveOperator)
+	p.EnterRule(localctx, 124, FqlParserRULE_additiveOperator)
 	var _la int
 
 	defer func() {
@@ -10303,7 +10427,7 @@ func (p *FqlParser) AdditiveOperator() (localctx IAdditiveOperatorContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(638)
+		p.SetState(644)
 		_la = p.GetTokenStream().LA(1)
 
 		if !(_la == FqlParserPlus || _la == FqlParserMinus) {
@@ -10399,7 +10523,7 @@ func (s *UnaryOperatorContext) Accept(visitor antlr.ParseTreeVisitor) interface{
 
 func (p *FqlParser) UnaryOperator() (localctx IUnaryOperatorContext) {
 	localctx = NewUnaryOperatorContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 124, FqlParserRULE_unaryOperator)
+	p.EnterRule(localctx, 126, FqlParserRULE_unaryOperator)
 	var _la int
 
 	defer func() {
@@ -10420,7 +10544,7 @@ func (p *FqlParser) UnaryOperator() (localctx IUnaryOperatorContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(640)
+		p.SetState(646)
 		_la = p.GetTokenStream().LA(1)
 
 		if !(_la == FqlParserPlus || _la == FqlParserMinus || _la == FqlParserNot) {
@@ -10512,7 +10636,7 @@ func (s *ParamContext) Accept(visitor antlr.ParseTreeVisitor) interface{} {
 
 func (p *FqlParser) Param() (localctx IParamContext) {
 	localctx = NewParamContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 126, FqlParserRULE_param)
+	p.EnterRule(localctx, 128, FqlParserRULE_param)
 
 	defer func() {
 		p.ExitRule()
@@ -10532,11 +10656,11 @@ func (p *FqlParser) Param() (localctx IParamContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(642)
+		p.SetState(648)
 		p.Match(FqlParserParam)
 	}
 	{
-		p.SetState(643)
+		p.SetState(649)
 		p.Match(FqlParserIdentifier)
 	}
 
@@ -10617,7 +10741,7 @@ func (s *VariableContext) Accept(visitor antlr.ParseTreeVisitor) interface{} {
 
 func (p *FqlParser) Variable() (localctx IVariableContext) {
 	localctx = NewVariableContext(p, p.GetParserRuleContext(), p.GetState())
-	p.EnterRule(localctx, 128, FqlParserRULE_variable)
+	p.EnterRule(localctx, 130, FqlParserRULE_variable)
 
 	defer func() {
 		p.ExitRule()
@@ -10637,7 +10761,7 @@ func (p *FqlParser) Variable() (localctx IVariableContext) {
 
 	p.EnterOuterAlt(localctx, 1)
 	{
-		p.SetState(645)
+		p.SetState(651)
 		p.Match(FqlParserIdentifier)
 	}
 
diff --git a/pkg/parser/fql/fqlparser_base_listener.go b/pkg/parser/fql/fqlparser_base_listener.go
index 0536a32b..01e9d336 100644
--- a/pkg/parser/fql/fqlparser_base_listener.go
+++ b/pkg/parser/fql/fqlparser_base_listener.go
@@ -308,11 +308,11 @@ func (s *BaseFqlParserListener) EnterMemberExpressionSource(ctx *MemberExpressio
 // ExitMemberExpressionSource is called when production memberExpressionSource is exited.
 func (s *BaseFqlParserListener) ExitMemberExpressionSource(ctx *MemberExpressionSourceContext) {}
 
-// EnterMemberExpressionPath is called when production memberExpressionPath is entered.
-func (s *BaseFqlParserListener) EnterMemberExpressionPath(ctx *MemberExpressionPathContext) {}
+// EnterFunctionCall is called when production functionCall is entered.
+func (s *BaseFqlParserListener) EnterFunctionCall(ctx *FunctionCallContext) {}
 
-// ExitMemberExpressionPath is called when production memberExpressionPath is exited.
-func (s *BaseFqlParserListener) ExitMemberExpressionPath(ctx *MemberExpressionPathContext) {}
+// ExitFunctionCall is called when production functionCall is exited.
+func (s *BaseFqlParserListener) ExitFunctionCall(ctx *FunctionCallContext) {}
 
 // EnterFunctionCallExpression is called when production functionCallExpression is entered.
 func (s *BaseFqlParserListener) EnterFunctionCallExpression(ctx *FunctionCallExpressionContext) {}
@@ -320,6 +320,12 @@ func (s *BaseFqlParserListener) EnterFunctionCallExpression(ctx *FunctionCallExp
 // ExitFunctionCallExpression is called when production functionCallExpression is exited.
 func (s *BaseFqlParserListener) ExitFunctionCallExpression(ctx *FunctionCallExpressionContext) {}
 
+// EnterMemberExpressionPath is called when production memberExpressionPath is entered.
+func (s *BaseFqlParserListener) EnterMemberExpressionPath(ctx *MemberExpressionPathContext) {}
+
+// ExitMemberExpressionPath is called when production memberExpressionPath is exited.
+func (s *BaseFqlParserListener) ExitMemberExpressionPath(ctx *MemberExpressionPathContext) {}
+
 // EnterFunctionIdentifier is called when production functionIdentifier is entered.
 func (s *BaseFqlParserListener) EnterFunctionIdentifier(ctx *FunctionIdentifierContext) {}
 
diff --git a/pkg/parser/fql/fqlparser_base_visitor.go b/pkg/parser/fql/fqlparser_base_visitor.go
index 5af931b4..f9cc2b98 100644
--- a/pkg/parser/fql/fqlparser_base_visitor.go
+++ b/pkg/parser/fql/fqlparser_base_visitor.go
@@ -199,7 +199,7 @@ func (v *BaseFqlParserVisitor) VisitMemberExpressionSource(ctx *MemberExpression
 	return v.VisitChildren(ctx)
 }
 
-func (v *BaseFqlParserVisitor) VisitMemberExpressionPath(ctx *MemberExpressionPathContext) interface{} {
+func (v *BaseFqlParserVisitor) VisitFunctionCall(ctx *FunctionCallContext) interface{} {
 	return v.VisitChildren(ctx)
 }
 
@@ -207,6 +207,10 @@ func (v *BaseFqlParserVisitor) VisitFunctionCallExpression(ctx *FunctionCallExpr
 	return v.VisitChildren(ctx)
 }
 
+func (v *BaseFqlParserVisitor) VisitMemberExpressionPath(ctx *MemberExpressionPathContext) interface{} {
+	return v.VisitChildren(ctx)
+}
+
 func (v *BaseFqlParserVisitor) VisitFunctionIdentifier(ctx *FunctionIdentifierContext) interface{} {
 	return v.VisitChildren(ctx)
 }
diff --git a/pkg/parser/fql/fqlparser_listener.go b/pkg/parser/fql/fqlparser_listener.go
index 78feac69..71cc888b 100644
--- a/pkg/parser/fql/fqlparser_listener.go
+++ b/pkg/parser/fql/fqlparser_listener.go
@@ -151,12 +151,15 @@ type FqlParserListener interface {
 	// EnterMemberExpressionSource is called when entering the memberExpressionSource production.
 	EnterMemberExpressionSource(c *MemberExpressionSourceContext)
 
-	// EnterMemberExpressionPath is called when entering the memberExpressionPath production.
-	EnterMemberExpressionPath(c *MemberExpressionPathContext)
+	// EnterFunctionCall is called when entering the functionCall production.
+	EnterFunctionCall(c *FunctionCallContext)
 
 	// EnterFunctionCallExpression is called when entering the functionCallExpression production.
 	EnterFunctionCallExpression(c *FunctionCallExpressionContext)
 
+	// EnterMemberExpressionPath is called when entering the memberExpressionPath production.
+	EnterMemberExpressionPath(c *MemberExpressionPathContext)
+
 	// EnterFunctionIdentifier is called when entering the functionIdentifier production.
 	EnterFunctionIdentifier(c *FunctionIdentifierContext)
 
@@ -346,12 +349,15 @@ type FqlParserListener interface {
 	// ExitMemberExpressionSource is called when exiting the memberExpressionSource production.
 	ExitMemberExpressionSource(c *MemberExpressionSourceContext)
 
-	// ExitMemberExpressionPath is called when exiting the memberExpressionPath production.
-	ExitMemberExpressionPath(c *MemberExpressionPathContext)
+	// ExitFunctionCall is called when exiting the functionCall production.
+	ExitFunctionCall(c *FunctionCallContext)
 
 	// ExitFunctionCallExpression is called when exiting the functionCallExpression production.
 	ExitFunctionCallExpression(c *FunctionCallExpressionContext)
 
+	// ExitMemberExpressionPath is called when exiting the memberExpressionPath production.
+	ExitMemberExpressionPath(c *MemberExpressionPathContext)
+
 	// ExitFunctionIdentifier is called when exiting the functionIdentifier production.
 	ExitFunctionIdentifier(c *FunctionIdentifierContext)
 
diff --git a/pkg/parser/fql/fqlparser_visitor.go b/pkg/parser/fql/fqlparser_visitor.go
index dcc8178e..3761a174 100644
--- a/pkg/parser/fql/fqlparser_visitor.go
+++ b/pkg/parser/fql/fqlparser_visitor.go
@@ -151,12 +151,15 @@ type FqlParserVisitor interface {
 	// Visit a parse tree produced by FqlParser#memberExpressionSource.
 	VisitMemberExpressionSource(ctx *MemberExpressionSourceContext) interface{}
 
-	// Visit a parse tree produced by FqlParser#memberExpressionPath.
-	VisitMemberExpressionPath(ctx *MemberExpressionPathContext) interface{}
+	// Visit a parse tree produced by FqlParser#functionCall.
+	VisitFunctionCall(ctx *FunctionCallContext) interface{}
 
 	// Visit a parse tree produced by FqlParser#functionCallExpression.
 	VisitFunctionCallExpression(ctx *FunctionCallExpressionContext) interface{}
 
+	// Visit a parse tree produced by FqlParser#memberExpressionPath.
+	VisitMemberExpressionPath(ctx *MemberExpressionPathContext) interface{}
+
 	// Visit a parse tree produced by FqlParser#functionIdentifier.
 	VisitFunctionIdentifier(ctx *FunctionIdentifierContext) interface{}
 
diff --git a/pkg/runtime/expressions/func_call.go b/pkg/runtime/expressions/func_call.go
index 9af4bd19..39b88cd6 100644
--- a/pkg/runtime/expressions/func_call.go
+++ b/pkg/runtime/expressions/func_call.go
@@ -7,21 +7,23 @@ import (
 )
 
 type FunctionCallExpression struct {
-	src  core.SourceMap
-	fun  core.Function
-	args []core.Expression
+	src          core.SourceMap
+	fun          core.Function
+	ignoreErrors bool
+	args         []core.Expression
 }
 
 func NewFunctionCallExpression(
 	src core.SourceMap,
 	fun core.Function,
+	ignoreErrors bool,
 	args ...core.Expression,
 ) (*FunctionCallExpression, error) {
 	if fun == nil {
 		return nil, core.Error(core.ErrMissedArgument, "function")
 	}
 
-	return &FunctionCallExpression{src, fun, args}, nil
+	return &FunctionCallExpression{src, fun, ignoreErrors, args}, nil
 }
 
 func (e *FunctionCallExpression) Arguments() []core.Expression {
@@ -29,6 +31,18 @@ func (e *FunctionCallExpression) Arguments() []core.Expression {
 }
 
 func (e *FunctionCallExpression) Function() core.Function {
+	if e.ignoreErrors {
+		return func(ctx context.Context, args ...core.Value) (core.Value, error) {
+			out, err := e.fun(ctx, args...)
+
+			if err != nil {
+				return values.None, nil
+			}
+
+			return out, nil
+		}
+	}
+
 	return e.fun
 }
 
@@ -49,7 +63,7 @@ func (e *FunctionCallExpression) Exec(ctx context.Context, scope *core.Scope) (c
 				out, err := arg.Exec(ctx, scope)
 
 				if err != nil {
-					return values.None, core.SourceError(e.src, err)
+					return values.None, e.maybeError(core.SourceError(e.src, err))
 				}
 
 				args[idx] = out
@@ -59,9 +73,17 @@ func (e *FunctionCallExpression) Exec(ctx context.Context, scope *core.Scope) (c
 		}
 
 		if err != nil {
-			return values.None, core.SourceError(e.src, err)
+			return values.None, e.maybeError(core.SourceError(e.src, err))
 		}
 
 		return out, nil
 	}
 }
+
+func (e *FunctionCallExpression) maybeError(err error) error {
+	if !e.ignoreErrors {
+		return err
+	}
+
+	return nil
+}
diff --git a/pkg/runtime/expressions/func_call_test.go b/pkg/runtime/expressions/func_call_test.go
index d2dbb8ea..fc8b4ecf 100644
--- a/pkg/runtime/expressions/func_call_test.go
+++ b/pkg/runtime/expressions/func_call_test.go
@@ -6,6 +6,7 @@ import (
 	"github.com/MontFerret/ferret/pkg/runtime/expressions"
 	"github.com/MontFerret/ferret/pkg/runtime/expressions/literals"
 	"github.com/MontFerret/ferret/pkg/runtime/values"
+	"github.com/MontFerret/ferret/pkg/runtime/values/types"
 	"testing"
 
 	. "github.com/smartystreets/goconvey/convey"
@@ -21,6 +22,7 @@ func TestFunctionCallExpression(t *testing.T) {
 
 					return values.True, nil
 				},
+				false,
 			)
 
 			So(err, ShouldBeNil)
@@ -46,6 +48,7 @@ func TestFunctionCallExpression(t *testing.T) {
 
 					return values.True, nil
 				},
+				false,
 				args...,
 			)
 
@@ -72,6 +75,7 @@ func TestFunctionCallExpression(t *testing.T) {
 
 					return values.True, nil
 				},
+				false,
 				args...,
 			)
 
@@ -85,5 +89,21 @@ func TestFunctionCallExpression(t *testing.T) {
 
 			So(err, ShouldEqual, core.ErrTerminated)
 		})
+
+		Convey("Should ignore errors and return NONE", func() {
+			f, err := expressions.NewFunctionCallExpression(
+				core.SourceMap{},
+				func(ctx context.Context, args ...core.Value) (value core.Value, e error) {
+					return values.NewString("booo"), core.ErrNotImplemented
+				},
+				true,
+			)
+
+			So(err, ShouldBeNil)
+			out, err := f.Exec(context.Background(), rootScope.Fork())
+
+			So(err, ShouldBeNil)
+			So(out.Type().String(), ShouldEqual, types.None.String())
+		})
 	})
 }
diff --git a/pkg/runtime/expressions/member.go b/pkg/runtime/expressions/member.go
index 281abc2e..44caf4d2 100644
--- a/pkg/runtime/expressions/member.go
+++ b/pkg/runtime/expressions/member.go
@@ -29,6 +29,10 @@ func (e *MemberExpression) Exec(ctx context.Context, scope *core.Scope) (core.Va
 	val, err := e.source.Exec(ctx, scope)
 
 	if err != nil {
+		if e.path[0].optional {
+			return values.None, nil
+		}
+
 		return values.None, core.SourceError(
 			e.src,
 			err,