/
builtin_type_checks.go
183 lines (138 loc) · 3.13 KB
/
builtin_type_checks.go
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package objects
func builtinIsString(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if _, ok := args[0].(*String); ok {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsInt(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if _, ok := args[0].(*Int); ok {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsFloat(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if _, ok := args[0].(*Float); ok {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsBool(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if _, ok := args[0].(*Bool); ok {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsChar(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if _, ok := args[0].(*Char); ok {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsBytes(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if _, ok := args[0].(*Bytes); ok {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsArray(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if _, ok := args[0].(*Array); ok {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsImmutableArray(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if _, ok := args[0].(*ImmutableArray); ok {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsMap(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if _, ok := args[0].(*Map); ok {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsImmutableMap(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if _, ok := args[0].(*ImmutableMap); ok {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsTime(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if _, ok := args[0].(*Time); ok {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsError(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if _, ok := args[0].(*Error); ok {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsUndefined(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
if args[0] == UndefinedValue {
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsFunction(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
switch args[0].(type) {
case *CompiledFunction, *Closure:
return TrueValue, nil
}
return FalseValue, nil
}
func builtinIsCallable(args ...Object) (Object, error) {
if len(args) != 1 {
return nil, ErrWrongNumArguments
}
switch args[0].(type) {
case *CompiledFunction, *Closure, Callable: // BuiltinFunction is Callable
return TrueValue, nil
}
return FalseValue, nil
}