23 lines
398 B
Go
23 lines
398 B
Go
package builtins
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import (
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"monkey/internal/object"
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"monkey/internal/typing"
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)
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// Push ...
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func Push(args ...object.Object) object.Object {
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if err := typing.Check(
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"push", args,
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typing.ExactArgs(2),
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typing.WithTypes(object.ARRAY_OBJ),
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); err != nil {
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return newError(err.Error())
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}
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arr := args[0].(*object.Array)
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newArray := arr.Copy()
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newArray.Append(args[1])
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return newArray
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}
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