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Fix detection of Universal Ctags #133

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Fix detection of Universal Ctags #133

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32 changes: 19 additions & 13 deletions autoload/xolox/easytags.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -78,19 +78,25 @@ function! xolox#easytags#check_ctags_compatible(name, min_version) " {{{2
call xolox#misc#msg#debug("easytags.vim %s: Command '%s' returned nonzero exit code %i!", g:xolox#easytags#version, a:name, result['exit_code'])
else
" Extract the version number from the output.
let pattern = '\(Exuberant\|Universal\) Ctags \zs\(\d\+\(\.\d\+\)*\|Development\)'
let g:easytags_ctags_version = matchstr(get(result['stdout'], 0, ''), pattern)
" Deal with development builds.
if g:easytags_ctags_version == 'Development'
call xolox#misc#msg#debug("easytags.vim %s: Assuming development build is compatible ..", g:xolox#easytags#version, a:name)
return 1
endif
" Make sure the version is compatible.
if xolox#misc#version#at_least(a:min_version, g:easytags_ctags_version)
call xolox#misc#msg#debug("easytags.vim %s: Version is compatible! :-)", g:xolox#easytags#version)
return 1
else
call xolox#misc#msg#debug("easytags.vim %s: Version is not compatible! :-(", g:xolox#easytags#version)
let pattern = '\(\w\+\) Ctags \(\d\+\(\.\d\+\)*\|Development\)'
let match = matchlist(get(result['stdout'], 0, ''), pattern)
let g:easytags_ctags_fork = match[1]
let g:easytags_ctags_version = match[2]
if g:easytags_ctags_fork != '' && g:easytags_ctags_version != ''
call xolox#misc#msg#debug("easytags.vim %s: Detected %s Ctags %s", g:xolox#easytags#version, g:easytags_ctags_fork, g:easytags_ctags_version)
if g:easytags_ctags_fork == 'Universal'
" All versions should be compatible.
call xolox#misc#msg#debug("easytags.vim %s: Assuming all versions is compatible ..", g:xolox#easytags#version)
return 1
elseif g:easytags_ctags_fork == 'Exuberant'
" Make sure the version is compatible.
if xolox#misc#version#at_least(a:min_version, g:easytags_ctags_version)
call xolox#misc#msg#debug("easytags.vim %s: Version is compatible! :-)", g:xolox#easytags#version)
return 1
else
call xolox#misc#msg#debug("easytags.vim %s: Version is not compatible! :-(", g:xolox#easytags#version)
endif
endif
endif
endif
call xolox#misc#msg#debug("easytags.vim %s: Standard output of command: %s", g:xolox#easytags#version, string(result['stdout']))
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