28 lines
465 B
Go
28 lines
465 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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"syscall"
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)
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// Close ...
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func Close(args ...object.Object) object.Object {
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if err := typing.Check(
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"close", args,
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typing.ExactArgs(1),
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typing.WithTypes(object.IntegerType),
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); err != nil {
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return newError(err.Error())
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}
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fd := int(args[0].(object.Integer).Value)
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err := syscall.Close(fd)
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if err != nil {
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return newError("IOError: %s", err)
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}
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return object.NULL
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}
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