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authorPeter Odding <peter@peterodding.com>2010-06-10 21:30:55 +0200
committerPeter Odding <peter@peterodding.com>2010-06-10 21:30:55 +0200
commitd227685a4110e5f3f11cd1b49118172f528a52d7 (patch)
treedddc766bd458b2466e1412d30ee91aebd35dfc61 /autoload.vim
parent61b99f078557d65331e72de60d145e16b8bbb88e (diff)
downloadvim-easytags-d227685a4110e5f3f11cd1b49118172f528a52d7.tar.gz
Make sure there's something to highlight before doing so
Diffstat (limited to 'autoload.vim')
-rw-r--r--autoload.vim10
1 files changed, 6 insertions, 4 deletions
diff --git a/autoload.vim b/autoload.vim
index 67377b2..8ed840e 100644
--- a/autoload.vim
+++ b/autoload.vim
@@ -114,10 +114,12 @@ function! easytags#highlight_cmd() " {{{1
execute 'highlight def link' hlgroup_tagged tagkind.hlgroup
endif
let matches = filter(copy(taglist), tagkind.filter)
- call map(matches, 'xolox#escape#pattern(get(v:val, "name"))')
- let pattern = tagkind.pattern_prefix . '\%(' . join(xolox#unique(matches), '\|') . '\)' . tagkind.pattern_suffix
- let command = 'syntax match %s /%s/ containedin=ALLBUT,.*String.*,.*Comment.*'
- execute printf(command, hlgroup_tagged, escape(pattern, '/'))
+ if matches != []
+ call map(matches, 'xolox#escape#pattern(get(v:val, "name"))')
+ let pattern = tagkind.pattern_prefix . '\%(' . join(xolox#unique(matches), '\|') . '\)' . tagkind.pattern_suffix
+ let command = 'syntax match %s /%s/ containedin=ALLBUT,.*String.*,.*Comment.*'
+ execute printf(command, hlgroup_tagged, escape(pattern, '/'))
+ endif
endfor
redraw
call xolox#timer#stop(start, "easytags.vim: Highlighted tags in %s second(s)")