Method: Enumerator::Lazy#grep

Defined in:
enumerator.c

#grep(pattern) ⇒ Object #grep(pattern) {|obj| ... } ⇒ Object Also known as: _enumerable_grep

Like Enumerable#grep, but chains operation to be lazy-evaluated.

Overloads:

  • #grep(pattern) {|obj| ... } ⇒ Object

    Yields:

    • (obj) 


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# File 'enumerator.c', line 2293

static VALUE
lazy_grep(VALUE obj, VALUE pattern)
{
    const lazyenum_funcs *const funcs = rb_block_given_p() ?
        &lazy_grep_iter_funcs : &lazy_grep_funcs;
    return lazy_add_method(obj, 0, 0, pattern, rb_ary_new3(1, pattern), funcs);
}