diff options
-rw-r--r-- | runtime/doc/eval.txt | 18 | ||||
-rw-r--r-- | src/evalfunc.c | 3 | ||||
-rw-r--r-- | src/tag.c | 31 | ||||
-rw-r--r-- | src/testdir/test_tagjump.vim | 22 | ||||
-rw-r--r-- | src/version.c | 2 |
5 files changed, 65 insertions, 11 deletions
diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt index f06a72762..dceae48ea 100644 --- a/runtime/doc/eval.txt +++ b/runtime/doc/eval.txt @@ -8774,11 +8774,21 @@ settagstack({nr}, {dict} [, {action}]) *settagstack()* {nr} can be the window number or the |window-ID|. For a list of supported items in {dict}, refer to - |gettagstack()| + |gettagstack()|. "curidx" takes effect before changing the tag + stack. *E962* - If {action} is not present or is set to 'r', then the tag - stack is replaced. If {action} is set to 'a', then new entries - from {dict} are pushed onto the tag stack. + How the tag stack is modified depends on the {action} + argument: + - If {action} is not present or is set to 'r', then the tag + stack is replaced. + - If {action} is set to 'a', then new entries from {dict} are + pushed (added) onto the tag stack. + - If {action} is set to 't', then all the entries from the + current entry in the tag stack or "curidx" in {dict} are + removed and then new entries are pushed to the stack. + + The current index is set to one after the length of the tag + stack after the modification. Returns zero for success, -1 for failure. diff --git a/src/evalfunc.c b/src/evalfunc.c index 489ab424a..af43fb96e 100644 --- a/src/evalfunc.c +++ b/src/evalfunc.c @@ -6776,7 +6776,8 @@ f_settagstack(typval_T *argvars, typval_T *rettv) actstr = tv_get_string_chk(&argvars[2]); if (actstr == NULL) return; - if ((*actstr == 'r' || *actstr == 'a') && actstr[1] == NUL) + if ((*actstr == 'r' || *actstr == 'a' || *actstr == 't') + && actstr[1] == NUL) action = *actstr; else { @@ -4224,13 +4224,16 @@ tagstack_set_curidx(win_T *wp, int curidx) /* * Set the tag stack entries of the specified window. - * 'action' is set to either 'a' for append or 'r' for replace. + * 'action' is set to one of: + * 'a' for append + * 'r' for replace + * 't' for truncate */ int set_tagstack(win_T *wp, dict_T *d, int action) { dictitem_T *di; - list_T *l; + list_T *l = NULL; #ifdef FEAT_EVAL // not allowed to alter the tag stack entries from inside tagfunc @@ -4249,16 +4252,32 @@ set_tagstack(win_T *wp, dict_T *d, int action) return FAIL; } l = di->di_tv.vval.v_list; + } - if (action == 'r') + if ((di = dict_find(d, (char_u *)"curidx", -1)) != NULL) + tagstack_set_curidx(wp, (int)tv_get_number(&di->di_tv) - 1); + + if (action == 't') // truncate the stack + { + taggy_T *tagstack = wp->w_tagstack; + int tagstackidx = wp->w_tagstackidx; + int tagstacklen = wp->w_tagstacklen; + // delete all the tag stack entries above the current entry + while (tagstackidx < tagstacklen) + tagstack_clear_entry(&tagstack[--tagstacklen]); + wp->w_tagstacklen = tagstacklen; + } + + if (l != NULL) + { + if (action == 'r') // replace the stack tagstack_clear(wp); tagstack_push_items(wp, l); + // set the current index after the last entry + wp->w_tagstackidx = wp->w_tagstacklen; } - if ((di = dict_find(d, (char_u *)"curidx", -1)) != NULL) - tagstack_set_curidx(wp, (int)tv_get_number(&di->di_tv) - 1); - return OK; } #endif diff --git a/src/testdir/test_tagjump.vim b/src/testdir/test_tagjump.vim index 14ba1f78d..8d32883da 100644 --- a/src/testdir/test_tagjump.vim +++ b/src/testdir/test_tagjump.vim @@ -348,6 +348,28 @@ func Test_getsettagstack() \ {'items' : [{'tagname' : 'abc', 'from' : [1, 10, 1, 0]}]}, 'a') call assert_equal('abc', gettagstack().items[19].tagname) + " truncate the tag stack + call settagstack(1, + \ {'curidx' : 9, + \ 'items' : [{'tagname' : 'abc', 'from' : [1, 10, 1, 0]}]}, 't') + let t = gettagstack() + call assert_equal(9, t.length) + call assert_equal(10, t.curidx) + + " truncate the tag stack without pushing any new items + call settagstack(1, {'curidx' : 5}, 't') + let t = gettagstack() + call assert_equal(4, t.length) + call assert_equal(5, t.curidx) + + " truncate an empty tag stack and push new items + call settagstack(1, {'items' : []}) + call settagstack(1, + \ {'items' : [{'tagname' : 'abc', 'from' : [1, 10, 1, 0]}]}, 't') + let t = gettagstack() + call assert_equal(1, t.length) + call assert_equal(2, t.curidx) + " Tag with multiple matches call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//", \ "two\tXfile1\t1", diff --git a/src/version.c b/src/version.c index 263ffb012..118dad505 100644 --- a/src/version.c +++ b/src/version.c @@ -743,6 +743,8 @@ static char *(features[]) = static int included_patches[] = { /* Add new patch number below this line */ /**/ + 77, +/**/ 76, /**/ 75, |