42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
package builtins
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import (
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"fmt"
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"monkey/object"
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"monkey/typing"
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)
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// IdOf ...
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func IdOf(args ...object.Object) object.Object {
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if err := typing.Check(
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"id", args,
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typing.ExactArgs(1),
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); err != nil {
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return newError(err.Error())
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}
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arg := args[0]
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if n, ok := arg.(*object.Null); ok {
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return &object.String{Value: fmt.Sprintf("%p", n)}
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} else if b, ok := arg.(*object.Boolean); ok {
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return &object.String{Value: fmt.Sprintf("%p", b)}
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} else if i, ok := arg.(*object.Integer); ok {
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return &object.String{Value: fmt.Sprintf("%p", i)}
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} else if s, ok := arg.(*object.String); ok {
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return &object.String{Value: fmt.Sprintf("%p", s)}
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} else if a, ok := arg.(*object.Array); ok {
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return &object.String{Value: fmt.Sprintf("%p", a)}
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} else if h, ok := arg.(*object.Hash); ok {
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return &object.String{Value: fmt.Sprintf("%p", h)}
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} else if f, ok := arg.(*object.Function); ok {
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return &object.String{Value: fmt.Sprintf("%p", f)}
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} else if c, ok := arg.(*object.Closure); ok {
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return &object.String{Value: fmt.Sprintf("%p", c)}
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} else if b, ok := arg.(*object.Builtin); ok {
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return &object.String{Value: fmt.Sprintf("%p", b)}
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}
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return nil
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}
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