Patch 7.4.037
Problem: Using "\ze" in a sub-pattern does not result in the end of the
match to be set. (Axel Bender)
Solution: Copy the end of match position when a recursive match was
successful.
Files: src/regexp_nfa.c, src/testdir/test64.in, src/testdir/test64.ok
*** ../vim-7.4.036/src/regexp_nfa.c 2013-09-25 16:41:50.000000000 +0200
--- src/regexp_nfa.c 2013-09-25 18:09:59.000000000 +0200
***************
*** 3822,3827 ****
--- 3822,3828 ----
static void clear_sub __ARGS((regsub_T *sub));
static void copy_sub __ARGS((regsub_T *to, regsub_T *from));
static void copy_sub_off __ARGS((regsub_T *to, regsub_T *from));
+ static void copy_ze_off __ARGS((regsub_T *to, regsub_T *from));
static int sub_equal __ARGS((regsub_T *sub1, regsub_T *sub2));
static int match_backref __ARGS((regsub_T *sub, int subidx, int *bytelen));
static int has_state_with_pos __ARGS((nfa_list_T *l, nfa_state_T *state,
regsubs_T *subs, nfa_pim_T *pim));
***************
*** 3909,3914 ****
--- 3910,3938 ----
}
/*
+ * Like copy_sub() but only do the end of the main match if \ze is present.
+ */
+ static void
+ copy_ze_off(to, from)
+ regsub_T *to;
+ regsub_T *from;
+ {
+ if (nfa_has_zend)
+ {
+ if (REG_MULTI)
+ {
+ if (from->list.multi[0].end.lnum >= 0)
+ to->list.multi[0].end = from->list.multi[0].end;
+ }
+ else
+ {
+ if (from->list.line[0].end != NULL)
+ to->list.line[0].end = from->list.line[0].end;
+ }
+ }
+ }
+
+ /*
* Return TRUE if "sub1" and "sub2" have the same start positions.
*/
static int
***************
*** 5308,5313 ****
--- 5332,5338 ----
* When "nfa_endp" is not NULL it is a required end-of-match position.
*
* Return TRUE if there is a match, FALSE otherwise.
+ * When there is a match "submatch" contains the positions.
* Note: Caller must ensure that: start != NULL.
*/
static int
***************
*** 5633,5638 ****
--- 5658,5666 ----
if (nfa_has_zsubexpr)
copy_sub_off(&t->subs.synt, &m->synt);
#endif
+ /* If the pattern has \ze and it matched in the
+ * sub pattern, use it. */
+ copy_ze_off(&t->subs.norm, &m->norm);
/* t->state->out1 is the corresponding
* END_INVISIBLE node; Add its out to the current
*** ../vim-7.4.036/src/testdir/test64.in 2013-09-25 16:41:50.000000000
+0200
--- src/testdir/test64.in 2013-09-25 18:09:16.000000000 +0200
***************
*** 425,430 ****
--- 425,431 ----
:"
:" complicated look-behind match
:call add(tl, [2, '\(r\@<=\|\w\@<!\)\/', 'x = /word/;', '/'])
+ :call add(tl, [2, '^[a-z]\+\ze \&\(asdf\)\@<!', 'foo bar', 'foo'])
:"
:""""" \@>
:call add(tl, [2, '\(a*\)\@>a', 'aaaa'])
*** ../vim-7.4.036/src/testdir/test64.ok 2013-09-25 16:41:50.000000000
+0200
--- src/testdir/test64.ok 2013-09-25 18:10:05.000000000 +0200
***************
*** 983,988 ****
--- 983,991 ----
OK 0 - \(r\@<=\|\w\@<!\)\/
OK 1 - \(r\@<=\|\w\@<!\)\/
OK 2 - \(r\@<=\|\w\@<!\)\/
+ OK 0 - ^[a-z]\+\ze \&\(asdf\)\@<!
+ OK 1 - ^[a-z]\+\ze \&\(asdf\)\@<!
+ OK 2 - ^[a-z]\+\ze \&\(asdf\)\@<!
OK 0 - \(a*\)\@>a
OK 1 - \(a*\)\@>a
OK 2 - \(a*\)\@>a
*** ../vim-7.4.036/src/version.c 2013-09-25 16:41:50.000000000 +0200
--- src/version.c 2013-09-25 18:14:36.000000000 +0200
***************
*** 740,741 ****
--- 740,743 ----
{ /* Add new patch number below this line */
+ /**/
+ 37,
/**/
--
MAN: You don't frighten us, English pig-dog! Go and boil your bottoms,
son of a silly person. I blow my nose on you, so-called Arthur-king,
you and your silly English K...kaniggets.
He puts hands to his ears and blows a raspberry.
"Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD
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