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-rw-r--r--runtime/doc/options.txt31
-rw-r--r--runtime/doc/quickref.txt1
-rw-r--r--runtime/doc/tagsrch.txt31
-rw-r--r--runtime/doc/usr_29.txt3
-rw-r--r--runtime/optwin.vim4
-rw-r--r--src/nvim/buffer.c1
-rw-r--r--src/nvim/buffer_defs.h6
-rw-r--r--src/nvim/option.c29
-rw-r--r--src/nvim/option_defs.h9
-rw-r--r--src/nvim/options.lua7
-rw-r--r--src/nvim/tag.c18
-rw-r--r--src/nvim/testdir/Makefile1
-rw-r--r--src/nvim/testdir/test_tagcase.in55
-rw-r--r--src/nvim/testdir/test_tagcase.ok76
-rw-r--r--src/nvim/version.c2
15 files changed, 247 insertions, 27 deletions
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index 44696d10bb..cd6390223f 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -3404,7 +3404,7 @@ A jump table for the options with a short description can be found at |Q_op|.
global
Ignore case in search patterns. Also used when searching in the tags
file.
- Also see 'smartcase'.
+ Also see 'smartcase' and 'tagcase'.
Can be overruled by using "\c" or "\C" in the pattern, see
|/ignorecase|.
@@ -6303,19 +6303,22 @@ A jump table for the options with a short description can be found at |Q_op|.
< [The whitespace before and after the '0' must be a single <Tab>]
When a binary search was done and no match was found in any of the
- files listed in 'tags', and 'ignorecase' is set or a pattern is used
+ files listed in 'tags', and case is ignored or a pattern is used
instead of a normal tag name, a retry is done with a linear search.
Tags in unsorted tags files, and matches with different case will only
be found in the retry.
If a tag file indicates that it is case-fold sorted, the second,
- linear search can be avoided for the 'ignorecase' case. Use a value
- of '2' in the "!_TAG_FILE_SORTED" line for this. A tag file can be
- case-fold sorted with the -f switch to "sort" in most unices, as in
- the command: "sort -f -o tags tags". For "Exuberant ctags" version
- 5.x or higher (at least 5.5) the --sort=foldcase switch can be used
- for this as well. Note that case must be folded to uppercase for this
- to work.
+ linear search can be avoided when case is ignored. Use a value of '2'
+ in the "!_TAG_FILE_SORTED" line for this. A tag file can be case-fold
+ sorted with the -f switch to "sort" in most unices, as in the command:
+ "sort -f -o tags tags". For "Exuberant ctags" version 5.x or higher
+ (at least 5.5) the --sort=foldcase switch can be used for this as
+ well. Note that case must be folded to uppercase for this to work.
+
+ By default, tag searches are case-sensitive. Case is ignored when
+ 'ignorecase' is set and 'tagcase' is "followic", or when 'tagcase' is
+ "ignore".
When 'tagbsearch' is off, tags searching is slower when a full match
exists, but faster when no full match exists. Tags in unsorted tags
@@ -6326,6 +6329,16 @@ A jump table for the options with a short description can be found at |Q_op|.
This option doesn't affect commands that find all matching tags (e.g.,
command-line completion and ":help").
+ *'tagcase'* *'tc'*
+'tagcase' 'tc' string (default "followic")
+ global or local to buffer |global-local|
+ {not in Vi}
+ This option specifies how case is handled when searching the tags
+ file:
+ followic Follow the 'ignorecase' option
+ ignore Ignore case
+ match Match case
+
*'taglength'* *'tl'*
'taglength' 'tl' number (default 0)
global
diff --git a/runtime/doc/quickref.txt b/runtime/doc/quickref.txt
index ded5e69438..3cfbcf235f 100644
--- a/runtime/doc/quickref.txt
+++ b/runtime/doc/quickref.txt
@@ -877,6 +877,7 @@ Short explanation of each option: *option-list*
'tabline' 'tal' custom format for the console tab pages line
'tabpagemax' 'tpm' maximum number of tab pages for |-p| and "tab all"
'tagbsearch' 'tbs' use binary searching in tags files
+'tagcase' 'tc' how to handle case when searching in tags files
'taglength' 'tl' number of significant characters for a tag
'tagrelative' 'tr' file names in tag file are relative
'tags' 'tag' list of file names used by the tag command
diff --git a/runtime/doc/tagsrch.txt b/runtime/doc/tagsrch.txt
index 7d3697db07..75d820d072 100644
--- a/runtime/doc/tagsrch.txt
+++ b/runtime/doc/tagsrch.txt
@@ -84,11 +84,13 @@ changed, to avoid confusion when using ":tnext". It is changed when using
":tag {ident}".
The ignore-case matches are not found for a ":tag" command when the
-'ignorecase' option is off. They are found when a pattern is used (starting
-with a "/") and for ":tselect", also when 'ignorecase' is off. Note that
-using ignore-case tag searching disables binary searching in the tags file,
-which causes a slowdown. This can be avoided by fold-case sorting the tag
-file. See the 'tagbsearch' option for an explanation.
+'ignorecase' option is off and 'tagcase' is "followic" or when 'tagcase' is
+"match". They are found when a pattern is used (starting with a "/") and for
+":tselect", also when 'ignorecase' is off and 'tagcase' is "followic" or when
+'tagcase' is "match". Note that using ignore-case tag searching disables
+binary searching in the tags file, which causes a slowdown. This can be
+avoided by fold-case sorting the tag file. See the 'tagbsearch' option for an
+explanation.
==============================================================================
2. Tag stack *tag-stack* *tagstack* *E425*
@@ -418,12 +420,13 @@ file "tags". It can also be used to access a common tags file.
The next file in the list is not used when:
- A matching static tag for the current buffer has been found.
- A matching global tag has been found.
-This also depends on the 'ignorecase' option. If it is off, and the tags file
-only has a match without matching case, the next tags file is searched for a
-match with matching case. If no tag with matching case is found, the first
-match without matching case is used. If 'ignorecase' is on, and a matching
-global tag with or without matching case is found, this one is used, no
-further tags files are searched.
+This also depends on whether case is ignored. Case is ignored when
+'ignorecase' is set and 'tagcase' is "followic", or when 'tagcase' is
+"ignore". If case is not ignored, and the tags file only has a match without
+matching case, the next tags file is searched for a match with matching case.
+If no tag with matching case is found, the first match without matching case
+is used. If case is ignored, and a matching global tag with or without
+matching case is found, this one is used, no further tags files are searched.
When a tag file name starts with "./", the '.' is replaced with the path of
the current file. This makes it possible to use a tags file in the directory
@@ -556,8 +559,10 @@ that indicates if the file was sorted. When this line is found, Vim uses
binary searching for the tags file:
!_TAG_FILE_SORTED<Tab>1<Tab>{anything} ~
-A tag file may be case-fold sorted to avoid a linear search when 'ignorecase'
-is on. See 'tagbsearch' for details. The value '2' should be used then:
+A tag file may be case-fold sorted to avoid a linear search when case is
+ignored. (Case is ignored when 'ignorecase' is set and 'tagcase' is
+"followic", or when 'tagcase' is "ignore".) See 'tagbsearch' for details.
+The value '2' should be used then:
!_TAG_FILE_SORTED<Tab>2<Tab>{anything} ~
The other tag that Vim recognizes, but only when compiled with the
diff --git a/runtime/doc/usr_29.txt b/runtime/doc/usr_29.txt
index 22de2f6ce6..e495aad06d 100644
--- a/runtime/doc/usr_29.txt
+++ b/runtime/doc/usr_29.txt
@@ -255,7 +255,8 @@ function.
RELATED ITEMS
-You can set 'ignorecase' to make case in tag names be ignored.
+To make case in tag names be ignored, you can set 'ignorecase' while leaving
+'tagcase' as "followic", or set 'tagcase' to "ignore".
The 'tagbsearch' option tells if the tags file is sorted or not. The default
is to assume a sorted tags file, which makes a tags search a lot faster, but
diff --git a/runtime/optwin.vim b/runtime/optwin.vim
index a092f18d23..1d0b745e0b 100644
--- a/runtime/optwin.vim
+++ b/runtime/optwin.vim
@@ -289,6 +289,10 @@ call append("$", " \tset tl=" . &tl)
call append("$", "tags\tlist of file names to search for tags")
call append("$", "\t(global or local to buffer)")
call <SID>OptionG("tag", &tag)
+call append("$", "tagcase\thow to handle case when searching in tags files:")
+call append("$", "\t\"followic\" to follow 'ignorecase', \"ignore\" or \"match\"")
+call append("$", "\t(global or local to buffer)")
+call <SID>OptionG("tc", &tc)
call append("$", "tagrelative\tfile names in a tags file are relative to the tags file")
call <SID>BinOptionG("tr", &tr)
call append("$", "tagstack\ta :tag command will use the tagstack")
diff --git a/src/nvim/buffer.c b/src/nvim/buffer.c
index 62ab7495da..8191aa6f25 100644
--- a/src/nvim/buffer.c
+++ b/src/nvim/buffer.c
@@ -1547,6 +1547,7 @@ void free_buf_options(buf_T *buf, int free_p_ff)
clear_string_option(&buf->b_p_ep);
clear_string_option(&buf->b_p_path);
clear_string_option(&buf->b_p_tags);
+ clear_string_option(&buf->b_p_tc);
clear_string_option(&buf->b_p_dict);
clear_string_option(&buf->b_p_tsr);
clear_string_option(&buf->b_p_qe);
diff --git a/src/nvim/buffer_defs.h b/src/nvim/buffer_defs.h
index 936a14b903..a5e597702b 100644
--- a/src/nvim/buffer_defs.h
+++ b/src/nvim/buffer_defs.h
@@ -674,6 +674,8 @@ struct file_buffer {
char_u *b_p_path; /* 'path' local value */
int b_p_ar; /* 'autoread' local value */
char_u *b_p_tags; /* 'tags' local value */
+ char_u *b_p_tc; ///< 'tagcase' local value
+ unsigned b_tc_flags; ///< flags for 'tagcase'
char_u *b_p_dict; /* 'dictionary' local value */
char_u *b_p_tsr; /* 'thesaurus' local value */
long b_p_ul; /* 'undolevels' local value */
@@ -953,9 +955,7 @@ struct window_S {
time through cursupdate() to the
current virtual column */
- /*
- * the next six are used to update the visual part
- */
+ // the next seven are used to update the visual part
char w_old_visual_mode; /* last known VIsual_mode */
linenr_T w_old_cursor_lnum; /* last known end of visual part */
colnr_T w_old_cursor_fcol; /* first column for block visual part */
diff --git a/src/nvim/option.c b/src/nvim/option.c
index 5efd71444a..8a8a1d82bb 100644
--- a/src/nvim/option.c
+++ b/src/nvim/option.c
@@ -2058,6 +2058,7 @@ static void didset_options(void)
(void)opt_strings_flags(p_vop, p_ssop_values, &vop_flags, true);
(void)opt_strings_flags(p_fdo, p_fdo_values, &fdo_flags, true);
(void)opt_strings_flags(p_dy, p_dy_values, &dy_flags, true);
+ (void)opt_strings_flags(p_tc, p_tc_values, &tc_flags, false);
(void)opt_strings_flags(p_ve, p_ve_values, &ve_flags, true);
(void)spell_check_msm();
(void)spell_check_sps();
@@ -2145,6 +2146,7 @@ void check_buf_options(buf_T *buf)
check_string_option(&buf->b_p_ep);
check_string_option(&buf->b_p_path);
check_string_option(&buf->b_p_tags);
+ check_string_option(&buf->b_p_tc);
check_string_option(&buf->b_p_dict);
check_string_option(&buf->b_p_tsr);
check_string_option(&buf->b_p_lw);
@@ -2984,6 +2986,24 @@ did_set_string_option (
if (opt_strings_flags(p_bo, p_bo_values, &bo_flags, true) != OK) {
errmsg = e_invarg;
}
+ } else if (gvarp == &p_tc) { // 'tagcase'
+ unsigned int *flags;
+
+ if (opt_flags & OPT_LOCAL) {
+ p = curbuf->b_p_tc;
+ flags = &curbuf->b_tc_flags;
+ } else {
+ p = p_tc;
+ flags = &tc_flags;
+ }
+
+ if ((opt_flags & OPT_LOCAL) && *p == NUL) {
+ // make the local value empty: use the global value
+ *flags = 0;
+ } else if (*p == NUL
+ || opt_strings_flags(p, p_tc_values, flags, false) != OK) {
+ errmsg = e_invarg;
+ }
} else if (varp == &p_cmp) { // 'casemap'
if (opt_strings_flags(p_cmp, p_cmp_values, &cmp_flags, true) != OK)
errmsg = e_invarg;
@@ -5112,6 +5132,10 @@ void unset_global_local_option(char *name, void *from)
case PV_TAGS:
clear_string_option(&buf->b_p_tags);
break;
+ case PV_TC:
+ clear_string_option(&buf->b_p_tc);
+ buf->b_tc_flags = 0;
+ break;
case PV_DEF:
clear_string_option(&buf->b_p_def);
break;
@@ -5165,6 +5189,7 @@ static char_u *get_varp_scope(vimoption_T *p, int opt_flags)
case PV_PATH: return (char_u *)&(curbuf->b_p_path);
case PV_AR: return (char_u *)&(curbuf->b_p_ar);
case PV_TAGS: return (char_u *)&(curbuf->b_p_tags);
+ case PV_TC: return (char_u *)&(curbuf->b_p_tc);
case PV_DEF: return (char_u *)&(curbuf->b_p_def);
case PV_INC: return (char_u *)&(curbuf->b_p_inc);
case PV_DICT: return (char_u *)&(curbuf->b_p_dict);
@@ -5202,6 +5227,8 @@ static char_u *get_varp(vimoption_T *p)
? (char_u *)&(curbuf->b_p_ar) : p->var;
case PV_TAGS: return *curbuf->b_p_tags != NUL
? (char_u *)&(curbuf->b_p_tags) : p->var;
+ case PV_TC: return *curbuf->b_p_tc != NUL
+ ? (char_u *)&(curbuf->b_p_tc) : p->var;
case PV_BKC: return *curbuf->b_p_bkc != NUL
? (char_u *)&(curbuf->b_p_bkc) : p->var;
case PV_DEF: return *curbuf->b_p_def != NUL
@@ -5581,6 +5608,8 @@ void buf_copy_options(buf_T *buf, int flags)
buf->b_p_kp = empty_option;
buf->b_p_path = empty_option;
buf->b_p_tags = empty_option;
+ buf->b_p_tc = empty_option;
+ buf->b_tc_flags = 0;
buf->b_p_def = empty_option;
buf->b_p_inc = empty_option;
buf->b_p_inex = vim_strsave(p_inex);
diff --git a/src/nvim/option_defs.h b/src/nvim/option_defs.h
index 547bd9442c..90cf69d46d 100644
--- a/src/nvim/option_defs.h
+++ b/src/nvim/option_defs.h
@@ -595,6 +595,14 @@ static char *(p_swb_values[]) =
#define SWB_NEWTAB 0x008
#define SWB_VSPLIT 0x010
EXTERN int p_tbs; ///< 'tagbsearch'
+EXTERN char_u *p_tc; ///< 'tagcase'
+EXTERN unsigned tc_flags; ///< flags from 'tagcase'
+#ifdef IN_OPTION_C
+static char *(p_tc_values[]) = { "followic", "ignore", "match", NULL };
+#endif
+#define TC_FOLLOWIC 0x01
+#define TC_IGNORE 0x02
+#define TC_MATCH 0x04
EXTERN long p_tl; ///< 'taglength'
EXTERN int p_tr; ///< 'tagrelative'
EXTERN char_u *p_tags; ///< 'tags'
@@ -735,6 +743,7 @@ enum {
, BV_SW
, BV_SWF
, BV_TAGS
+ , BV_TC
, BV_TS
, BV_TW
, BV_TX
diff --git a/src/nvim/options.lua b/src/nvim/options.lua
index df77c374ec..a743e8c605 100644
--- a/src/nvim/options.lua
+++ b/src/nvim/options.lua
@@ -2332,6 +2332,13 @@ return {
defaults={if_true={vi=true}}
},
{
+ full_name='tagcase', abbreviation='tc',
+ type='string', scope={'global', 'buffer'},
+ vim=true,
+ varname='p_tc',
+ defaults={if_true={vi="followic", vim="followic"}}
+ },
+ {
full_name='taglength', abbreviation='tl',
type='number', scope={'global'},
vi_def=true,
diff --git a/src/nvim/tag.c b/src/nvim/tag.c
index 8fcb02c3b6..21a9c605b3 100644
--- a/src/nvim/tag.c
+++ b/src/nvim/tag.c
@@ -1147,6 +1147,22 @@ find_tags (
int get_it_again = FALSE;
int use_cscope = (flags & TAG_CSCOPE);
int verbose = (flags & TAG_VERBOSE);
+ int save_p_ic = p_ic;
+
+ // Change the value of 'ignorecase' according to 'tagcase' for the
+ // duration of this function.
+ switch (curbuf->b_tc_flags ? curbuf->b_tc_flags : tc_flags) {
+ case TC_FOLLOWIC:
+ break;
+ case TC_IGNORE:
+ p_ic = true;
+ break;
+ case TC_MATCH:
+ p_ic = false;
+ break;
+ default:
+ assert(false);
+ }
help_save = curbuf->b_help;
orgpat.pat = pat;
@@ -1955,6 +1971,8 @@ findtag_end:
curbuf->b_help = help_save;
xfree(saved_pat);
+ p_ic = save_p_ic;
+
return retval;
}
diff --git a/src/nvim/testdir/Makefile b/src/nvim/testdir/Makefile
index 63ca4cf6c4..2e01c636a3 100644
--- a/src/nvim/testdir/Makefile
+++ b/src/nvim/testdir/Makefile
@@ -38,6 +38,7 @@ SCRIPTS := \
test_close_count.out \
test_marks.out \
test_match_conceal.out \
+ test_tagcase.out \
NEW_TESTS =
diff --git a/src/nvim/testdir/test_tagcase.in b/src/nvim/testdir/test_tagcase.in
new file mode 100644
index 0000000000..322d7696af
--- /dev/null
+++ b/src/nvim/testdir/test_tagcase.in
@@ -0,0 +1,55 @@
+Tests for 'tagcase' option
+
+STARTTEST
+:/^start text$/+1,/^end text$/w! Xtext
+:/^start tags$/+1,/^end tags$/-1w! Xtags
+:set tags=Xtags
+:e Xtext
+:"
+:" Verify default values.
+:set ic& | setg tc& | setl tc&
+:call append('$', "ic=".&ic." g:tc=".&g:tc." l:tc=".&l:tc." tc=".&tc)
+:"
+:" Verify that the local setting accepts <empty> but that the global setting
+:" does not. The first of these (setting the local value to <empty>) should
+:" succeed; the other two should fail.
+:let v:errmsg = ""
+:setl tc=
+:call append('$', v:errmsg)
+:let v:errmsg = ""
+:setg tc=
+:call append('$', v:errmsg)
+:let v:errmsg = ""
+:set tc=
+:call append('$', v:errmsg)
+:"
+:" Verify that the correct number of matching tags is found for all values of
+:" 'ignorecase' and global and local values 'tagcase', in all combinations.
+:for &ic in [0, 1]
+: for &g:tc in ["followic", "ignore", "match"]
+: for &l:tc in ["", "followic", "ignore", "match"]
+: call append('$', "ic=".&ic." g:tc=".&g:tc." l:tc=".&l:tc." tc=".&tc)
+: call append('$', len(taglist("^foo$")))
+: call append('$', len(taglist("^Foo$")))
+: endfor
+: endfor
+:endfor
+:"
+:1,/^end text$/d
+:w! test.out
+:qa!
+ENDTEST
+
+start text
+
+Foo
+Bar
+foo
+
+end text
+
+start tags
+Bar Xtext 3
+Foo Xtext 2
+foo Xtext 4
+end tags
diff --git a/src/nvim/testdir/test_tagcase.ok b/src/nvim/testdir/test_tagcase.ok
new file mode 100644
index 0000000000..fe161cf387
--- /dev/null
+++ b/src/nvim/testdir/test_tagcase.ok
@@ -0,0 +1,76 @@
+ic=0 g:tc=followic l:tc=followic tc=followic
+
+E474: Invalid argument: tc=
+E474: Invalid argument: tc=
+ic=0 g:tc=followic l:tc= tc=followic
+1
+1
+ic=0 g:tc=followic l:tc=followic tc=followic
+1
+1
+ic=0 g:tc=followic l:tc=ignore tc=ignore
+2
+2
+ic=0 g:tc=followic l:tc=match tc=match
+1
+1
+ic=0 g:tc=ignore l:tc= tc=ignore
+2
+2
+ic=0 g:tc=ignore l:tc=followic tc=followic
+1
+1
+ic=0 g:tc=ignore l:tc=ignore tc=ignore
+2
+2
+ic=0 g:tc=ignore l:tc=match tc=match
+1
+1
+ic=0 g:tc=match l:tc= tc=match
+1
+1
+ic=0 g:tc=match l:tc=followic tc=followic
+1
+1
+ic=0 g:tc=match l:tc=ignore tc=ignore
+2
+2
+ic=0 g:tc=match l:tc=match tc=match
+1
+1
+ic=1 g:tc=followic l:tc= tc=followic
+2
+2
+ic=1 g:tc=followic l:tc=followic tc=followic
+2
+2
+ic=1 g:tc=followic l:tc=ignore tc=ignore
+2
+2
+ic=1 g:tc=followic l:tc=match tc=match
+1
+1
+ic=1 g:tc=ignore l:tc= tc=ignore
+2
+2
+ic=1 g:tc=ignore l:tc=followic tc=followic
+2
+2
+ic=1 g:tc=ignore l:tc=ignore tc=ignore
+2
+2
+ic=1 g:tc=ignore l:tc=match tc=match
+1
+1
+ic=1 g:tc=match l:tc= tc=match
+1
+1
+ic=1 g:tc=match l:tc=followic tc=followic
+2
+2
+ic=1 g:tc=match l:tc=ignore tc=ignore
+2
+2
+ic=1 g:tc=match l:tc=match tc=match
+1
+1
diff --git a/src/nvim/version.c b/src/nvim/version.c
index 4e875516c0..0f78d365ca 100644
--- a/src/nvim/version.c
+++ b/src/nvim/version.c
@@ -349,7 +349,7 @@ static int included_patches[] = {
944,
// 943 NA
// 942,
- // 941,
+ 941,
// 940 NA
939,
// 938 NA