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Feature #841 ยป tap-without-block.patch

no6v (Nobuhiro IMAI), 12/11/2008 08:05 AM

View differences:

object.c (working copy)
/*
* call-seq:
* obj.tap => obj
* obj.tap{|x|...} => obj
*
* Yields <code>x</code> to the block, and then returns <code>x</code>.
* Yields <code>x</code> to the block if given, and then returns <code>x</code>.
* The primary purpose of this method is to "tap into" a method chain,
* in order to perform operations on intermediate results within the chain.
*
......
VALUE
rb_obj_tap(VALUE obj)
{
rb_yield(obj);
if (rb_block_given_p()) {
rb_yield(obj);
}
return obj;
}
    (1-1/1)