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Add support for named sub-expressions.

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[SVN r52823]
This commit is contained in:
John Maddock
2009-05-07 09:46:51 +00:00
parent 30941e330d
commit 55d979060c
49 changed files with 1287 additions and 206 deletions
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13
test/regress/test_backrefs.cpp
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@ -90,5 +90,18 @@ void test_backrefs()
TEST_REGEX_SEARCH("a(b*)c\\g{-1}d", perl, "abbcbbbd", match_default, make_array(-2, -2));
TEST_REGEX_SEARCH("^(.)\\g{-1}", perl, "abc", match_default, make_array(-2, -2));
TEST_REGEX_SEARCH("a([bc])\\g{-1}d", perl, "abcdabbd", match_default, make_array(4, 8, 5, 6, -2, -2));
// And again but with named subexpressions:
TEST_REGEX_SEARCH("a(?<foo>(?<bar>(?<bb>(?<aa>b*))))c\\g{foo}d", perl, "abbcbbd", match_default, make_array(0, 7, 1, 3, 1, 3, 1, 3, 1, 3, -2, -2));
TEST_REGEX_SEARCH("a(?<foo>(?<bar>(?<bb>(?<aa>b*))))c\\g{foo}d", perl, "abbcbd", match_default, make_array(-2, -2));
TEST_REGEX_SEARCH("a(?<foo>(?<bar>(?<bb>(?<aa>b*))))c\\g{foo}d", perl, "abbcbbbd", match_default, make_array(-2, -2));
TEST_REGEX_SEARCH("^(?<foo>.)\\g{foo}", perl, "abc", match_default, make_array(-2, -2));
TEST_REGEX_SEARCH("a(?<foo>[bc])\\g{foo}d", perl, "abcdabbd", match_default, make_array(4, 8, 5, 6, -2, -2));
TEST_REGEX_SEARCH("a(?'foo'(?'bar'(?'bb'(?'aa'b*))))c\\g{foo}d", perl, "abbcbbd", match_default, make_array(0, 7, 1, 3, 1, 3, 1, 3, 1, 3, -2, -2));
TEST_REGEX_SEARCH("a(?'foo'(?'bar'(?'bb'(?'aa'b*))))c\\g{foo}d", perl, "abbcbd", match_default, make_array(-2, -2));
TEST_REGEX_SEARCH("a(?'foo'(?'bar'(?'bb'(?'aa'b*))))c\\g{foo}d", perl, "abbcbbbd", match_default, make_array(-2, -2));
TEST_REGEX_SEARCH("^(?'foo'.)\\g{foo}", perl, "abc", match_default, make_array(-2, -2));
TEST_REGEX_SEARCH("a(?'foo'[bc])\\g{foo}d", perl, "abcdabbd", match_default, make_array(4, 8, 5, 6, -2, -2));
}