Mercurial > vim
diff src/regexp_nfa.c @ 4732:0798b096bab3 v7.3.1113
updated for version 7.3.1113
Problem: New regexp engine: \%'m not supported.
Solution: Implement \%'m. Add tests.
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Tue, 04 Jun 2013 21:27:38 +0200 |
| parents | 749e2b2755d5 |
| children | 532c31f9e92f |
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--- a/src/regexp_nfa.c +++ b/src/regexp_nfa.c @@ -178,6 +178,9 @@ enum NFA_VCOL, /* Match cursor virtual column */ NFA_VCOL_GT, /* Match > cursor virtual column */ NFA_VCOL_LT, /* Match < cursor virtual column */ + NFA_MARK, /* Match mark */ + NFA_MARK_GT, /* Match > mark */ + NFA_MARK_LT, /* Match < mark */ NFA_VISUAL, /* Match Visual area */ NFA_FIRST_NL = NFA_ANY + ADD_NL, @@ -984,19 +987,27 @@ nfa_regatom() { EMIT(n); if (c == 'l') + /* \%{n}l \%{n}<l \%{n}>l */ EMIT(cmp == '<' ? NFA_LNUM_LT : - cmp == '>' ? NFA_LNUM_GT : NFA_LNUM); + cmp == '>' ? NFA_LNUM_GT : NFA_LNUM); else if (c == 'c') + /* \%{n}c \%{n}<c \%{n}>c */ EMIT(cmp == '<' ? NFA_COL_LT : - cmp == '>' ? NFA_COL_GT : NFA_COL); + cmp == '>' ? NFA_COL_GT : NFA_COL); else + /* \%{n}v \%{n}<v \%{n}>v */ EMIT(cmp == '<' ? NFA_VCOL_LT : - cmp == '>' ? NFA_VCOL_GT : NFA_VCOL); + cmp == '>' ? NFA_VCOL_GT : NFA_VCOL); break; } - else if (c == '\'') - /* TODO: \%'m not supported yet */ - return FAIL; + else if (c == '\'' && n == 0) + { + /* \%'m \%<'m \%>'m */ + EMIT(getchr()); + EMIT(cmp == '<' ? NFA_MARK_LT : + cmp == '>' ? NFA_MARK_GT : NFA_MARK); + break; + } } syntax_error = TRUE; EMSGN(_("E867: (NFA) Unknown operator '\\%%%c'"), @@ -1931,6 +1942,21 @@ nfa_set_code(c) case NFA_BOW: STRCPY(code, "NFA_BOW "); break; case NFA_EOF: STRCPY(code, "NFA_EOF "); break; case NFA_BOF: STRCPY(code, "NFA_BOF "); break; + case NFA_LNUM: STRCPY(code, "NFA_LNUM "); break; + case NFA_LNUM_GT: STRCPY(code, "NFA_LNUM_GT "); break; + case NFA_LNUM_LT: STRCPY(code, "NFA_LNUM_LT "); break; + case NFA_COL: STRCPY(code, "NFA_COL "); break; + case NFA_COL_GT: STRCPY(code, "NFA_COL_GT "); break; + case NFA_COL_LT: STRCPY(code, "NFA_COL_LT "); break; + case NFA_VCOL: STRCPY(code, "NFA_VCOL "); break; + case NFA_VCOL_GT: STRCPY(code, "NFA_VCOL_GT "); break; + case NFA_VCOL_LT: STRCPY(code, "NFA_VCOL_LT "); break; + case NFA_MARK: STRCPY(code, "NFA_MARK "); break; + case NFA_MARK_GT: STRCPY(code, "NFA_MARK_GT "); break; + case NFA_MARK_LT: STRCPY(code, "NFA_MARK_LT "); break; + case NFA_CURSOR: STRCPY(code, "NFA_CURSOR "); break; + case NFA_VISUAL: STRCPY(code, "NFA_VISUAL "); break; + case NFA_STAR: STRCPY(code, "NFA_STAR "); break; case NFA_STAR_NONGREEDY: STRCPY(code, "NFA_STAR_NONGREEDY "); break; case NFA_QUEST: STRCPY(code, "NFA_QUEST"); break; @@ -2715,6 +2741,9 @@ post2nfa(postfix, end, nfa_calc_size) case NFA_COL: case NFA_COL_GT: case NFA_COL_LT: + case NFA_MARK: + case NFA_MARK_GT: + case NFA_MARK_LT: if (nfa_calc_size == TRUE) { nstate += 1; @@ -2724,7 +2753,7 @@ post2nfa(postfix, end, nfa_calc_size) s = alloc_state(*p, NULL, NULL); if (s == NULL) goto theend; - s->val = e1.start->c; + s->val = e1.start->c; /* lnum, col or mark name */ PUSH(frag(s, list1(&s->out))); break; @@ -4723,6 +4752,30 @@ nfa_regmatch(prog, start, submatch, m) t->pim, &listidx); break; + case NFA_MARK: + case NFA_MARK_GT: + case NFA_MARK_LT: + { + pos_T *pos = getmark_buf(reg_buf, t->state->val, FALSE); + + /* Compare the mark position to the match position. */ + result = (pos != NULL /* mark doesn't exist */ + && pos->lnum > 0 /* mark isn't set in reg_buf */ + && (pos->lnum == reglnum + reg_firstlnum + ? (pos->col == (colnr_T)(reginput - regline) + ? t->state->c == NFA_MARK + : (pos->col < (colnr_T)(reginput - regline) + ? t->state->c == NFA_MARK_GT + : t->state->c == NFA_MARK_LT)) + : (pos->lnum < reglnum + reg_firstlnum + ? t->state->c == NFA_MARK_GT + : t->state->c == NFA_MARK_LT))); + if (result) + addstate_here(thislist, t->state->out, &t->subs, + t->pim, &listidx); + break; + } + case NFA_CURSOR: result = (reg_win != NULL && (reglnum + reg_firstlnum == reg_win->w_cursor.lnum)