method

using

v2_6_3 - Show latest stable - 0 notes - Class: Module

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using(p1) private

Import class refinements from module into the current class or module definition.

static VALUE
mod_using(VALUE self, VALUE module)
{
    rb_control_frame_t *prev_cfp = previous_frame(GET_EC());

    if (prev_frame_func()) {
        rb_raise(rb_eRuntimeError,
                 "Module#using is not permitted in methods");
    }
    if (prev_cfp && prev_cfp->self != self) {
        rb_raise(rb_eRuntimeError, "Module#using is not called on self");
    }
    if (rb_block_given_p()) {
        ignored_block(module, "Module#");
    }
    rb_using_module(rb_vm_cref_replace_with_duplicated_cref(), module);
    return self;
}

using

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