diff options
author | naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-11-26 03:28:48 +0000 |
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committer | naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-11-26 03:28:48 +0000 |
commit | f8f3585416d93af69f2d0dce595ea933c3d43694 (patch) | |
tree | 9ce3f785f024d16c83e1b8263308e2a90c29393e /regcomp.c | |
parent | f55d567b5910fe1dacf623fa471d771c99ba4fef (diff) |
* regcomp.c (setup_tree): restart setup_tree() for a node whose
AnchorNode's type is ANCHOR_PREC_BEHIND or ANCHOR_PREC_BEHIND_NOT
and divide_look_behind_alternatives() divided it to NT_ALT or
NT_LIST. [ruby-core:33370]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29939 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'regcomp.c')
-rw-r--r-- | regcomp.c | 12 |
1 files changed, 12 insertions, 0 deletions
@@ -3692,6 +3692,7 @@ setup_tree(Node* node, regex_t* reg, int state, ScanEnv* env) int type; int r = 0; +restart: type = NTYPE(node); switch (type) { case NT_LIST: @@ -3906,6 +3907,7 @@ setup_tree(Node* node, regex_t* reg, int state, ScanEnv* env) if (r > 0) return ONIGERR_INVALID_LOOK_BEHIND_PATTERN; r = setup_look_behind(node, reg, env); if (r != 0) return r; + if (NTYPE(node) != NT_ANCHOR) goto restart; r = setup_tree(an->target, reg, state, env); } break; @@ -3918,6 +3920,7 @@ setup_tree(Node* node, regex_t* reg, int state, ScanEnv* env) if (r > 0) return ONIGERR_INVALID_LOOK_BEHIND_PATTERN; r = setup_look_behind(node, reg, env); if (r != 0) return r; + if (NTYPE(node) != NT_ANCHOR) goto restart; r = setup_tree(an->target, reg, (state | IN_NOT), env); } break; @@ -5351,6 +5354,15 @@ onig_compile(regex_t* reg, const UChar* pattern, const UChar* pattern_end, r = onig_parse_make_tree(&root, pattern, pattern_end, reg, &scan_env); if (r != 0) goto err; +#ifdef ONIG_DEBUG_PARSE_TREE +# if 0 + fprintf(stderr, "ORIGINAL PARSE TREE:\n"); + if (!onig_is_prelude()) { + print_tree(stderr, root); + } +# endif +#endif + #ifdef USE_NAMED_GROUP /* mixed use named group and no-named group */ if (scan_env.num_named > 0 && |