Feature #11049 ยป grepv.patch
ChangeLog | ||
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Wed Apr 8 19:18:02 2015 Shota Fukumori (sora_h) <her@sorah.jp>
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* enum.c (enum_grep_v, grep_i, grep_iter_i, Init_enum): Implement Enumerable#grep_v.
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Wed Apr 8 14:57:06 2015 NAKAMURA Usaku <usa@ruby-lang.org>
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* win32/win32.c (rb_w32_wreadlink): should treat junctions like as
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NEWS | ||
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=== Core classes updates (outstanding ones only)
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* Enumerable
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* Enumerable#grep_v is added as inversed version of Enumerable#grep.
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=== Core classes compatibility issues (excluding feature bug fixes)
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* Array
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enum.c | ||
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struct MEMO *memo = MEMO_CAST(args);
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ENUM_WANT_SVALUE();
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if (RTEST(rb_funcall(memo->v1, id_eqq, 1, i))) {
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if (RTEST(rb_funcall(memo->v1, id_eqq, 1, i)) == RTEST(memo->u3.value)) {
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rb_ary_push(memo->v2, i);
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}
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return Qnil;
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... | ... | |
struct MEMO *memo = MEMO_CAST(args);
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ENUM_WANT_SVALUE();
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if (RTEST(rb_funcall(memo->v1, id_eqq, 1, i))) {
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if (RTEST(rb_funcall(memo->v1, id_eqq, 1, i)) == RTEST(memo->u3.value)) {
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rb_ary_push(memo->v2, rb_yield(i));
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}
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return Qnil;
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... | ... | |
enum_grep(VALUE obj, VALUE pat)
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{
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VALUE ary = rb_ary_new();
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struct MEMO *memo = MEMO_NEW(pat, ary, 0);
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struct MEMO *memo = MEMO_NEW(pat, ary, Qtrue);
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rb_block_call(obj, id_each, 0, 0, rb_block_given_p() ? grep_iter_i : grep_i, (VALUE)memo);
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return ary;
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}
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/*
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* call-seq:
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* enum.grep_v(pattern) -> array
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* enum.grep_v(pattern) { |obj| block } -> array
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*
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* Inversed version of Enumerable#grep.
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* Returns an array of every element in <i>enum</i> for which
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* not <code>Pattern === element</code>.
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*
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* (1..10).grep_v 2..5 #=> [1, 6, 7, 8, 9, 10]
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* res =(1..10).grep_v(2..5) { |v| v * 2 }
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* res #=> [1, 12, 14, 16, 18, 20]
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*
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*/
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static VALUE
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enum_grep_v(VALUE obj, VALUE pat)
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{
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VALUE ary = rb_ary_new();
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struct MEMO *memo = MEMO_NEW(pat, ary, Qfalse);
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rb_block_call(obj, id_each, 0, 0, rb_block_given_p() ? grep_iter_i : grep_i, (VALUE)memo);
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... | ... | |
rb_define_method(rb_mEnumerable, "sort", enum_sort, 0);
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rb_define_method(rb_mEnumerable, "sort_by", enum_sort_by, 0);
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rb_define_method(rb_mEnumerable, "grep", enum_grep, 1);
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rb_define_method(rb_mEnumerable, "grep_v", enum_grep_v, 1);
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rb_define_method(rb_mEnumerable, "count", enum_count, -1);
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rb_define_method(rb_mEnumerable, "find", enum_find, -1);
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rb_define_method(rb_mEnumerable, "detect", enum_find, -1);
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test/ruby/test_enum.rb | ||
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assert_equal("", warn)
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end
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def test_grep_v
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assert_equal([3], @obj.grep_v(1..2))
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a = []
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@obj.grep_v(2) {|x| a << x }
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assert_equal([1, 3, 1], a)
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a = []
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lambda = ->(x, i) {a << [x, i]}
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@obj.each_with_index.grep_v(proc{|x,i|x!=2}, &lambda)
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assert_equal([[2, 1], [2, 4]], a)
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end
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def test_grep
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assert_equal([1, 2, 1, 2], @obj.grep(1..2))
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a = []
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... | ... | |
assert_equal([[2, 1], [2, 4]], a)
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end
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def test_count
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assert_equal(5, @obj.count)
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assert_equal(2, @obj.count(1))
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