diff options
Diffstat (limited to 'plugin')
| -rw-r--r-- | plugin/easytags.vim | 107 |
1 files changed, 21 insertions, 86 deletions
diff --git a/plugin/easytags.vim b/plugin/easytags.vim index d7033cf..07e6b67 100644 --- a/plugin/easytags.vim +++ b/plugin/easytags.vim @@ -1,6 +1,6 @@ " Vim plug-in " Author: Peter Odding <peter@peterodding.com> -" Last Change: June 20, 2013 +" Last Change: June 22, 2013 " URL: http://peterodding.com/code/vim/easytags/ " Requires: Exuberant Ctags (http://ctags.sf.net) @@ -48,96 +48,31 @@ if !exists('g:easytags_python_script') let g:easytags_python_script = expand('<sfile>:p:h') . '/../misc/easytags/highlight.py' endif -function! s:InitEasyTags(version) - " Check that the location of Exuberant Ctags has been configured or that the - " correct version of the program exists in one of its default locations. - if exists('g:easytags_cmd') && s:CheckCtags(g:easytags_cmd, a:version) - return 1 - endif - if xolox#misc#os#is_win() - " FIXME The code below that searches the $PATH is not used on Windows at - " the moment because xolox#misc#path#which() generally produces absolute - " paths and on Windows these absolute paths tend to contain spaces which - " makes xolox#shell#execute_with_dll() fail. I've tried quoting the - " program name with double quotes but it fails just the same (it works - " with system() though). Anyway the problem of having multiple conflicting - " versions of Exuberant Ctags installed is not that relevant to Windows - " since it doesn't have a package management system. I still want to fix - " xolox#shell#execute_with_dll() though. - if s:CheckCtags('ctags', a:version) - let g:easytags_cmd = 'ctags' - return 1 - endif - else - " Exuberant Ctags can be installed under multiple names: - " - On Ubuntu Linux, Exuberant Ctags is installed as `ctags-exuberant' - " (and possibly `ctags' but that one can't be trusted :-) - " - On Debian Linux, Exuberant Ctags is installed as `exuberant-ctags'. - " - On Free-BSD, Exuberant Ctags is installed as `exctags'. - " IIUC on Mac OS X the program /usr/bin/ctags is installed by default but - " unusable and when the user installs Exuberant Ctags in an alternative - " location, it doesn't come before /usr/bin/ctags in the search path. To - " solve this problem in a general way and to save every Mac user out there - " some frustration the plug-in will search the path and consider every - " possible location, meaning that as long as Exuberant Ctags is installed - " in the $PATH the plug-in should find it automatically. - for program in xolox#misc#path#which('exuberant-ctags', 'ctags-exuberant', 'ctags', 'exctags') - if s:CheckCtags(program, a:version) - let g:easytags_cmd = program - return 1 - endif - endfor - endif -endfunction - -function! s:CheckCtags(name, version) - " Not every executable out there named `ctags' is in fact Exuberant Ctags. - " This function makes sure it is because the easytags plug-in requires the - " --list-languages option (and more). - if executable(a:name) - let command = a:name . ' --version' - let result = xolox#misc#os#exec({'command': command, 'check': 0}) - if result['exit_code'] == 0 - let pattern = 'Exuberant Ctags \zs\(\d\+\(\.\d\+\)*\|Development\)' - let g:easytags_ctags_version = matchstr(result['stdout'][0], pattern) - if g:easytags_ctags_version == 'Development' - return 1 +" Make sure Exuberant Ctags >= 5.5 is installed. +if !xolox#easytags#initialize('5.5') + " Did the user configure the plug-in to suppress the regular warning message? + if !(exists('g:easytags_suppress_ctags_warning') && g:easytags_suppress_ctags_warning) + " Explain to the user what went wrong: + if !exists('g:easytags_ctags_version') || empty(g:easytags_ctags_version) + " Exuberant Ctags is not installed / could not be found. + let s:msg = "easytags.vim %s: Plug-in not loaded because Exuberant Ctags isn't installed!" + if executable('apt-get') + let s:msg .= " On Ubuntu & Debian you can install Exuberant Ctags by" + let s:msg .= " installing the package named `exuberant-ctags':" + let s:msg .= " sudo apt-get install exuberant-ctags" else - return s:VersionToNumber(g:easytags_ctags_version) >= a:version + let s:msg .= " Please download & install Exuberant Ctags from http://ctags.sf.net" endif - endif - endif -endfunction - -function! s:VersionToNumber(s) - let values = split(a:s, '\.') - if len(values) == 1 - return values[0] * 10 - elseif len(values) >= 2 - return values[0] * 10 + values[1][0] - endif -endfunction - -if !s:InitEasyTags(55) - if exists('g:easytags_suppress_ctags_warning') && g:easytags_suppress_ctags_warning - finish - endif - if !exists('g:easytags_ctags_version') || empty(g:easytags_ctags_version) - let s:msg = "easytags.vim %s: Plug-in not loaded because Exuberant Ctags isn't installed!" - if executable('apt-get') - let s:msg .= " On Ubuntu & Debian you can install Exuberant Ctags by" - let s:msg .= " installing the package named `exuberant-ctags':" - let s:msg .= " sudo apt-get install exuberant-ctags" + call xolox#misc#msg#warn(s:msg, g:xolox#easytags#version) else - let s:msg .= " Please download & install Exuberant Ctags from http://ctags.sf.net" + " The installed version is too old. + let s:msg = "easytags.vim %s: Plug-in not loaded because Exuberant Ctags 5.5" + let s:msg .= " or newer is required while you have version %s installed!" + call xolox#misc#msg#warn(s:msg, g:xolox#easytags#version, g:easytags_ctags_version) endif - echomsg printf(s:msg, g:xolox#easytags#version) - else - let s:msg = "easytags.vim %s: Plug-in not loaded because Exuberant Ctags 5.5" - let s:msg .= " or newer is required while you have version %s installed!" - echomsg printf(s:msg, g:xolox#easytags#version, g:easytags_ctags_version) + unlet s:msg endif - unlet s:msg + " Stop loading the plug-in; don't define the (automatic) commands. finish endif |