Mercurial > vim
changeset 4897:91136a41f83f v7.3.1194
updated for version 7.3.1194
Problem: Yaml highlighting is slow.
Solution: Tune the estimation of pattern failure chance.
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Fri, 14 Jun 2013 22:33:51 +0200 |
| parents | 3f4f0bd1011c |
| children | 1011f04e527f |
| files | src/regexp_nfa.c src/version.c |
| diffstat | 2 files changed, 15 insertions(+), 1 deletions(-) [+] |
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--- a/src/regexp_nfa.c +++ b/src/regexp_nfa.c @@ -4686,6 +4686,18 @@ failure_chance(state, depth) /* empty match works always */ return 0; + case NFA_START_INVISIBLE: + case NFA_START_INVISIBLE_FIRST: + case NFA_START_INVISIBLE_NEG: + case NFA_START_INVISIBLE_NEG_FIRST: + case NFA_START_INVISIBLE_BEFORE: + case NFA_START_INVISIBLE_BEFORE_FIRST: + case NFA_START_INVISIBLE_BEFORE_NEG: + case NFA_START_INVISIBLE_BEFORE_NEG_FIRST: + case NFA_START_PATTERN: + /* recursive regmatch is expensive, use low failure chance */ + return 5; + case NFA_BOL: case NFA_EOL: case NFA_BOF: @@ -5264,7 +5276,7 @@ nfa_regmatch(prog, start, submatch, m) skip_lid = nextlist->id; #endif } - else if(state_in_list(thislist, + else if (state_in_list(thislist, t->state->out1->out->out, &t->subs)) { skip = t->state->out1->out->out;