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ir.go
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ir.go
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// Copyright 2017 The Cockroach Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied. See the License for the specific language governing
// permissions and limitations under the License.
package ir
import (
"github.com/cockroachdb/cockroach/pkg/sql/ir/irgen/parser"
)
// NamedType represents a type definition.
type NamedType struct {
Name parser.TypeName
// Type is nil for primitive types.
Type Type
}
func (t *NamedType) String() string {
return t.Name.String()
}
// Type represents an anonymous type of any kind.
type Type interface {
isType()
}
// EnumType represents an anonymous enumeration.
type EnumType struct {
Items []EnumItem
}
// EnumItem represents an enumeration constant.
type EnumItem struct {
Name parser.ItemName
Tag parser.Tag
}
func (EnumType) isType() {}
// StructType represents an anonymous struct.
type StructType struct {
Items []StructItem
}
// StructItem represents a struct field.
type StructItem struct {
Name parser.ItemName
IsSlice bool
Type *NamedType
Tag parser.Tag
}
func (StructType) isType() {}
// SumType represents an anonymous sum.
type SumType struct {
Items []SumItem
}
// SumItem represents a sum alternative.
type SumItem struct {
Type *NamedType
Tag parser.Tag
}
func (SumType) isType() {}