method

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Ruby latest stable (v1_8_7_72) - 1 note - Class: Module

>(p1) public

Returns true if mod is an ancestor of other. Returns nil if there’s no relationship between the two. (Think of the relationship in terms of the class definition: "class A<B" implies "B>A").

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/*
 * call-seq:
 *   mod > other   =>  true, false, or nil
 *
 * Returns true if <i>mod</i> is an ancestor of <i>other</i>. Returns 
 * <code>nil</code> if there's no relationship between the two. 
 * (Think of the relationship in terms of the class definition: 
 * "class A<B" implies "B>A").
 *
 */

static VALUE
rb_mod_gt(mod, arg)
    VALUE mod, arg;
{
    if (mod == arg) return Qfalse;
    return rb_mod_ge(mod, arg);
}

January 11, 2010

0 thanks

Includes all ancestors

May be helpful to know that this returns true if B is any ancestor of A, not just a direct one. As an example:

 class Foo; end
 class Bar < Foo; end
 class Baz < Bar; end

 Foo > Bar #=> true
 Foo > Baz #=> true

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Related methods

Includes all ancestors