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instance method

Method#clone

method.clone → new_method

static VALUE
method_clone(VALUE self)
{
    VALUE clone;
    struct METHOD *orig, *data;

    TypedData_Get_Struct(self, struct METHOD, &method_data_type, orig);
    clone = TypedData_Make_Struct(CLASS_OF(self), struct METHOD, &method_data_type, data);
    CLONESETUP(clone, self);
    RB_OBJ_WRITE(clone, &data->recv, orig->recv);
    RB_OBJ_WRITE(clone, &data->klass, orig->klass);
    RB_OBJ_WRITE(clone, &data->iclass, orig->iclass);
    RB_OBJ_WRITE(clone, &data->owner, orig->owner);
    RB_OBJ_WRITE(clone, &data->me, rb_method_entry_clone(orig->me));
    return clone;
}

Returns a clone of this method.

Example

class A
  def foo
    return "bar"
  end
end

m = A.new.method(:foo)
m.call # => "bar"
n = m.clone.call # => "bar"

See also #call #curry #arity #eql? also in 4.1 · 4.0 · 3.4 · 3.3 · 3.1 · 3.0

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