Start adding Perl verb support with FAIL as the first supported verb.

2015-09-25 19:30:20 +01:00
parent d8c95a9950
commit b557febb0e
9 changed files with 93 additions and 3 deletions
--- a/include/boost/regex/v4/states.hpp
+++ b/include/boost/regex/v4/states.hpp
@ -120,7 +120,9 @@ enum syntax_element_type
   syntax_element_assert_backref = syntax_element_backstep + 1,
   syntax_element_toggle_case = syntax_element_assert_backref + 1,
   // a recursive expression:
-   syntax_element_recurse = syntax_element_toggle_case + 1
+   syntax_element_recurse = syntax_element_toggle_case + 1,
+   // Verbs:
+   syntax_element_fail = syntax_element_recurse + 1,
 };

 #ifdef BOOST_REGEX_DEBUG