86 lines
1.4 KiB
Go
86 lines
1.4 KiB
Go
package objects
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func builtinString(args ...Object) (Object, error) {
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if len(args) != 1 {
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return nil, ErrWrongNumArguments
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}
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if _, ok := args[0].(*String); ok {
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return args[0], nil
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}
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v, ok := ToString(args[0])
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if ok {
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return &String{Value: v}, nil
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}
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return UndefinedValue, nil
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}
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func builtinInt(args ...Object) (Object, error) {
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if len(args) != 1 {
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return nil, ErrWrongNumArguments
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}
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if _, ok := args[0].(*Int); ok {
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return args[0], nil
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}
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v, ok := ToInt64(args[0])
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if ok {
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return &Int{Value: v}, nil
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}
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return UndefinedValue, nil
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}
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func builtinFloat(args ...Object) (Object, error) {
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if len(args) != 1 {
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return nil, ErrWrongNumArguments
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}
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if _, ok := args[0].(*Float); ok {
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return args[0], nil
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}
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v, ok := ToFloat64(args[0])
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if ok {
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return &Float{Value: v}, nil
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}
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return UndefinedValue, nil
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}
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func builtinBool(args ...Object) (Object, error) {
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if len(args) != 1 {
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return nil, ErrWrongNumArguments
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}
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if _, ok := args[0].(*Bool); ok {
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return args[0], nil
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}
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v, ok := ToBool(args[0])
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if ok {
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return &Bool{Value: v}, nil
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}
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return UndefinedValue, nil
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}
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func builtinChar(args ...Object) (Object, error) {
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if len(args) != 1 {
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return nil, ErrWrongNumArguments
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}
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if _, ok := args[0].(*Char); ok {
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return args[0], nil
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}
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v, ok := ToRune(args[0])
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if ok {
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return &Char{Value: v}, nil
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}
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return UndefinedValue, nil
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}
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