Patch 7.3.1039
Problem: New regexp engine does not support \%23c, \%<23c and the like.
Solution: Implement them. (partly by Yasuhiro Matsumoto)
Files: src/regexp.h, src/regexp_nfa.c, src/testdir/test64.in,
src/testdir/test64.ok
*** ../vim-7.3.1038/src/regexp.h 2013-05-28 22:03:13.000000000 +0200
--- src/regexp.h 2013-05-29 20:35:35.000000000 +0200
***************
*** 72,77 ****
--- 72,78 ----
int id;
int lastlist;
int negated;
+ int val;
};
/*
*** ../vim-7.3.1038/src/regexp_nfa.c 2013-05-29 18:45:07.000000000 +0200
--- src/regexp_nfa.c 2013-05-29 20:59:34.000000000 +0200
***************
*** 117,122 ****
--- 117,134 ----
NFA_NLOWER, /* Match non-lowercase char */
NFA_UPPER, /* Match uppercase char */
NFA_NUPPER, /* Match non-uppercase char */
+
+ NFA_CURSOR, /* Match cursor pos */
+ NFA_LNUM, /* Match line number */
+ NFA_LNUM_GT, /* Match > line number */
+ NFA_LNUM_LT, /* Match < line number */
+ NFA_COL, /* Match cursor column */
+ NFA_COL_GT, /* Match > cursor column */
+ NFA_COL_LT, /* Match < cursor column */
+ NFA_VCOL, /* Match cursor virtual column */
+ NFA_VCOL_GT, /* Match > cursor virtual column */
+ NFA_VCOL_LT, /* Match < cursor virtual column */
+
NFA_FIRST_NL = NFA_ANY + ADD_NL,
NFA_LAST_NL = NFA_NUPPER + ADD_NL,
***************
*** 205,214 ****
static nfa_state_T *post2nfa __ARGS((int *postfix, int *end, int
nfa_calc_size));
static int check_char_class __ARGS((int class, int c));
static void st_error __ARGS((int *postfix, int *end, int *p));
static void nfa_save_listids __ARGS((nfa_state_T *start, int *list));
static void nfa_restore_listids __ARGS((nfa_state_T *start, int *list));
! static void nfa_set_null_listids __ARGS((nfa_state_T *start));
! static void nfa_set_neg_listids __ARGS((nfa_state_T *start));
static long nfa_regtry __ARGS((nfa_state_T *start, colnr_T col));
static long nfa_regexec_both __ARGS((char_u *line, colnr_T col));
static regprog_T *nfa_regcomp __ARGS((char_u *expr, int re_flags));
--- 217,227 ----
static nfa_state_T *post2nfa __ARGS((int *postfix, int *end, int
nfa_calc_size));
static int check_char_class __ARGS((int class, int c));
static void st_error __ARGS((int *postfix, int *end, int *p));
+ static void nfa_set_neg_listids __ARGS((nfa_state_T *start));
+ static void nfa_set_null_listids __ARGS((nfa_state_T *start));
static void nfa_save_listids __ARGS((nfa_state_T *start, int *list));
static void nfa_restore_listids __ARGS((nfa_state_T *start, int *list));
! static int nfa_re_num_cmp __ARGS((long_u val, int op, long_u pos));
static long nfa_regtry __ARGS((nfa_state_T *start, colnr_T col));
static long nfa_regexec_both __ARGS((char_u *line, colnr_T col));
static regprog_T *nfa_regcomp __ARGS((char_u *expr, int re_flags));
***************
*** 831,838 ****
break;
case '#':
! /* TODO: not supported yet */
! return FAIL;
break;
case 'V':
--- 844,850 ----
break;
case '#':
! EMIT(NFA_CURSOR);
break;
case 'V':
***************
*** 844,866 ****
/* TODO: \%[abc] not supported yet */
return FAIL;
- case '0':
- case '1':
- case '2':
- case '3':
- case '4':
- case '5':
- case '6':
- case '7':
- case '8':
- case '9':
- case '<':
- case '>':
- case '\'':
- /* TODO: not supported yet */
- return FAIL;
-
default:
syntax_error = TRUE;
EMSGN(_("E867: (NFA) Unknown operator '\\%%%c'"),
no_Magic(c));
--- 856,891 ----
/* TODO: \%[abc] not supported yet */
return FAIL;
default:
+ {
+ long_u n = 0;
+ int cmp = c;
+
+ if (c == '<' || c == '>')
+ c = getchr();
+ while (VIM_ISDIGIT(c))
+ {
+ n = n * 10 + (c - '0');
+ c = getchr();
+ }
+ if (c == 'l' || c == 'c' || c == 'v')
+ {
+ EMIT(n);
+ if (c == 'l')
+ EMIT(cmp == '<' ? NFA_LNUM_LT :
+ cmp == '>' ? NFA_LNUM_GT : NFA_LNUM);
+ else if (c == 'c')
+ EMIT(cmp == '<' ? NFA_COL_LT :
+ cmp == '>' ? NFA_COL_GT : NFA_COL);
+ else
+ EMIT(cmp == '<' ? NFA_VCOL_LT :
+ cmp == '>' ? NFA_VCOL_GT : NFA_VCOL);
+ break;
+ }
+ else if (c == '\'')
+ /* TODO: \%'m not supported yet */
+ return FAIL;
+ }
syntax_error = TRUE;
EMSGN(_("E867: (NFA) Unknown operator '\\%%%c'"),
no_Magic(c));
***************
*** 1679,1684 ****
--- 1704,1711 ----
case NFA_PREV_ATOM_NO_WIDTH:
STRCPY(code, "NFA_PREV_ATOM_NO_WIDTH"); break;
+ case NFA_PREV_ATOM_NO_WIDTH_NEG:
+ STRCPY(code, "NFA_PREV_ATOM_NO_WIDTH_NEG"); break;
case NFA_NOPEN: STRCPY(code, "NFA_MOPEN_INVISIBLE"); break;
case NFA_NCLOSE: STRCPY(code, "NFA_MCLOSE_INVISIBLE"); break;
case NFA_START_INVISIBLE: STRCPY(code, "NFA_START_INVISIBLE"); break;
***************
*** 2444,2449 ****
--- 2471,2498 ----
PUSH(frag(s, list1(&s1->out)));
break;
+ case NFA_LNUM:
+ case NFA_LNUM_GT:
+ case NFA_LNUM_LT:
+ case NFA_VCOL:
+ case NFA_VCOL_GT:
+ case NFA_VCOL_LT:
+ case NFA_COL:
+ case NFA_COL_GT:
+ case NFA_COL_LT:
+ if (nfa_calc_size == TRUE)
+ {
+ nstate += 1;
+ break;
+ }
+ e1 = POP();
+ s = new_state(*p, NULL, NULL);
+ if (s == NULL)
+ goto theend;
+ s->val = e1.start->c;
+ PUSH(frag(s, list1(&s->out)));
+ break;
+
case NFA_ZSTART:
case NFA_ZEND:
default:
***************
*** 3076,3081 ****
--- 3125,3141 ----
}
}
+ static int
+ nfa_re_num_cmp(val, op, pos)
+ long_u val;
+ int op;
+ long_u pos;
+ {
+ if (op == 1) return pos > val;
+ if (op == 2) return pos < val;
+ return val == pos;
+ }
+
static int nfa_regmatch __ARGS((nfa_state_T *start, regsub_T *submatch,
regsub_T *m));
/*
***************
*** 3791,3796 ****
--- 3851,3895 ----
/* TODO: should not happen? */
break;
+ case NFA_LNUM:
+ case NFA_LNUM_GT:
+ case NFA_LNUM_LT:
+ result = (REG_MULTI &&
+ nfa_re_num_cmp(t->state->val, t->state->c - NFA_LNUM,
+ (long_u)(reglnum + reg_firstlnum)));
+ if (result)
+ addstate_here(thislist, t->state->out, &t->sub, &listidx);
+ break;
+
+ case NFA_COL:
+ case NFA_COL_GT:
+ case NFA_COL_LT:
+ result = nfa_re_num_cmp(t->state->val, t->state->c - NFA_COL,
+ (long_u)(reginput - regline) + 1);
+ if (result)
+ addstate_here(thislist, t->state->out, &t->sub, &listidx);
+ break;
+
+ case NFA_VCOL:
+ case NFA_VCOL_GT:
+ case NFA_VCOL_LT:
+ result = nfa_re_num_cmp(t->state->val, t->state->c - NFA_VCOL,
+ (long_u)win_linetabsize(
+ reg_win == NULL ? curwin : reg_win,
+ regline, (colnr_T)(reginput - regline)) + 1);
+ if (result)
+ addstate_here(thislist, t->state->out, &t->sub, &listidx);
+ break;
+
+ case NFA_CURSOR:
+ result = (reg_win != NULL
+ && (reglnum + reg_firstlnum == reg_win->w_cursor.lnum)
+ && ((colnr_T)(reginput - regline)
+ == reg_win->w_cursor.col));
+ if (result)
+ addstate_here(thislist, t->state->out, &t->sub, &listidx);
+ break;
+
default: /* regular character */
{
int c = t->state->c;
*** ../vim-7.3.1038/src/testdir/test64.in 2013-05-29 18:45:07.000000000
+0200
--- src/testdir/test64.in 2013-05-29 21:02:52.000000000 +0200
***************
*** 413,425 ****
:.yank
y$Go p:"
:"
- :"
:" Check a pattern with a look beind crossing a line boundary
/^Behind:
/\(<\_[xy]\+\)\@3<=start
:.yank
Go p:"
:"
:/\%#=1^Results/,$wq! test.out
ENDTEST
--- 413,452 ----
:.yank
y$Go p:"
:"
:" Check a pattern with a look beind crossing a line boundary
/^Behind:
/\(<\_[xy]\+\)\@3<=start
:.yank
Go p:"
:"
+ :" Check patterns matching cursor position.
+ :func! Postest()
+ new
+ call setline(1, ['ffooooo', 'boboooo', 'zoooooo', 'koooooo', 'moooooo',
"\t\t\tfoo", 'abababababababfoo', 'bababababababafoo', '********_'])
+ call setpos('.', [0, 1, 0, 0])
+ s/\%>3c.//g
+ call setpos('.', [0, 2, 4, 0])
+ s/\%#.*$//g
+ call setpos('.', [0, 3, 0, 0])
+ s/\%<3c./_/g
+ %s/\%4l\%>5c./_/g
+ %s/\%6l\%>25v./_/g
+ %s/\%>6l\%3c./!/g
+ %s/\%>7l\%12c./?/g
+ %s/\%>7l\%<9l\%>5v\%<8v./#/g
+ 1,$yank
+ quit!
+ endfunc
+ Go-0- :set re=0
+ :call Postest()
+ :put
+ o-1- :set re=1
+ :call Postest()
+ :put
+ o-2- :set re=2
+ :call Postest()
+ :put
+ :"
:/\%#=1^Results/,$wq! test.out
ENDTEST
*** ../vim-7.3.1038/src/testdir/test64.ok 2013-05-29 18:45:07.000000000
+0200
--- src/testdir/test64.ok 2013-05-29 21:02:49.000000000 +0200
***************
*** 740,742 ****
--- 740,772 ----
ghi
xxxstart3
+ -0-
+ ffo
+ bob
+ __ooooo
+ koooo__
+ moooooo
+ f__
+ ab!babababababfoo
+ ba!ab##abab?bafoo
+ **!*****_
+ -1-
+ ffo
+ bob
+ __ooooo
+ koooo__
+ moooooo
+ f__
+ ab!babababababfoo
+ ba!ab##abab?bafoo
+ **!*****_
+ -2-
+ ffo
+ bob
+ __ooooo
+ koooo__
+ moooooo
+ f__
+ ab!babababababfoo
+ ba!ab##abab?bafoo
+ **!*****_
*** ../vim-7.3.1038/src/version.c 2013-05-29 19:17:55.000000000 +0200
--- src/version.c 2013-05-29 21:11:47.000000000 +0200
***************
*** 730,731 ****
--- 730,733 ----
{ /* Add new patch number below this line */
+ /**/
+ 1039,
/**/
--
hundred-and-one symptoms of being an internet addict:
16. You step out of your room and realize that your parents have moved and
you don't have a clue when it happened.
/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\ an exciting new programming language -- http://www.Zimbu.org ///
\\\ help me help AIDS victims -- http://ICCF-Holland.org ///
--
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