diff options
Diffstat (limited to 'autoload')
| -rw-r--r-- | autoload/xolox/easytags.vim | 99 |
1 files changed, 73 insertions, 26 deletions
diff --git a/autoload/xolox/easytags.vim b/autoload/xolox/easytags.vim index 2eab07a..b328e19 100644 --- a/autoload/xolox/easytags.vim +++ b/autoload/xolox/easytags.vim @@ -1,9 +1,9 @@ " Vim script " Author: Peter Odding <peter@peterodding.com> -" Last Change: November 21, 2014 +" Last Change: March 15, 2015 " URL: http://peterodding.com/code/vim/easytags/ -let g:xolox#easytags#version = '3.9.1' +let g:xolox#easytags#version = '3.10' let g:xolox#easytags#default_pattern_prefix = '\C\<' let g:xolox#easytags#default_pattern_suffix = '\>' @@ -104,7 +104,7 @@ function! xolox#easytags#register(global) " {{{2 let tagfiles = xolox#misc#option#split_tags(&tags) let expanded = map(copy(tagfiles), 'resolve(expand(v:val))') " Add the filename to the &tags option when the user hasn't done so already. - let tagsfile = a:global ? g:easytags_file : xolox#easytags#get_tagsfile() + let tagsfile = a:global ? g:easytags_file : xolox#easytags#get_file_type_specific_tagsfile() if index(expanded, xolox#misc#path#absolute(tagsfile)) == -1 " This is a real mess because of bugs in Vim?! :let &tags = '...' doesn't " work on UNIX and Windows, :set tags=... doesn't work on Windows. What I @@ -170,8 +170,7 @@ function! xolox#easytags#update(silent, filter_tags, filenames) " {{{2 let have_args = !empty(a:filenames) let starttime = xolox#misc#timer#start() let cfile = s:check_cfile(a:silent, a:filter_tags, have_args) - let tagsfile = xolox#easytags#get_tagsfile() - let command_line = s:prep_cmdline(cfile, tagsfile, a:filenames) + let command_line = s:prep_cmdline(cfile, a:filenames) if empty(command_line) return 0 endif @@ -183,11 +182,14 @@ function! xolox#easytags#update(silent, filter_tags, filenames) " {{{2 let params['default_filetype'] = xolox#easytags#filetypes#canonicalize(&filetype) let params['filter_tags'] = a:filter_tags || async let params['have_args'] = have_args - if !empty(g:easytags_by_filetype) + let dynamic_tagsfile = xolox#easytags#get_dynamic_tagsfile() + if !empty(dynamic_tagsfile) + let params['tagsfile'] = dynamic_tagsfile + elseif !empty(g:easytags_by_filetype) let params['directory'] = xolox#misc#path#absolute(g:easytags_by_filetype) let params['filetypes'] = g:xolox#easytags#filetypes#ctags_to_vim else - let params['tagsfile'] = tagsfile + let params['tagsfile'] = xolox#easytags#get_global_tagsfile() endif if async call xolox#misc#async#call({'function': 'xolox#easytags#update#with_vim', 'arguments': [params], 'callback': 'xolox#easytags#async_callback'}) @@ -234,7 +236,7 @@ function! s:check_cfile(silent, filter_tags, have_args) " {{{3 return cfile endfunction -function! s:prep_cmdline(cfile, tagsfile, arguments) " {{{3 +function! s:prep_cmdline(cfile, arguments) " {{{3 let vim_file_type = xolox#easytags#filetypes#canonicalize(&filetype) let custom_languages = xolox#misc#option#get('easytags_languages', {}) let language = get(custom_languages, vim_file_type, {}) @@ -252,7 +254,7 @@ function! s:prep_cmdline(cfile, tagsfile, arguments) " {{{3 let program = get(language, 'cmd', xolox#easytags#ctags_command()) if empty(program) call xolox#misc#msg#warn("easytags.vim %s: No 'cmd' defined for language '%s', and also no global default!", g:xolox#easytags#version, vim_file_type) - return + return '' endif let cmdline = [program] + get(language, 'args', []) call add(cmdline, xolox#misc#escape#shell(get(language, 'stdout_opt', '-f-'))) @@ -448,6 +450,36 @@ function! xolox#easytags#ctags_command() " {{{2 endfunction function! xolox#easytags#get_tagsfile() " {{{2 + " Get the absolute pathname of the tags file to use. This function + " automatically selects the best choice from the following options (in + " descending order of preference): + " + " 1. Dynamic tags files (see `xolox#easytags#get_dynamic_tagsfile()`). + " 2. File type specific tags files (see `xolox#easytags#get_file_type_specific_tagsfile()`). + " 3. The global tags file (see `xolox#easytags#get_global_tagsfile()`). + " + " Returns the absolute pathname of the selected tags file. + " + " This function is no longer used by the vim-easytags plug-in itself because + " the vim-easytags plug-in needs to differentiate between the different + " types of tags files in every place where it deals with tags files. Because + " this is an externally callable function it is unclear to me if other code + " depends on it, this is the reason why I haven't removed it yet. + let tagsfile = xolox#easytags#get_dynamic_tagsfile() + if empty(tagsfile) + let tagsfile = xolox#easytags#get_file_type_specific_tagsfile() + endif + if empty(tagsfile) + let tagsfile = xolox#easytags#get_global_tagsfile() + endif + return tagsfile +endfunction + +function! xolox#easytags#get_dynamic_tagsfile() " {{{2 + " Get the pathname of the dynamic tags file to use. If the user configured + " dynamic tags files this function returns the pathname of the applicable + " dynamic tags file (which may not exist yet), otherwise it returns an empty + " string. let tagsfile = '' " Look for a suitable project specific tags file? let dynamic_files = xolox#misc#option#get('easytags_dynamic_files', 0) @@ -458,36 +490,51 @@ function! xolox#easytags#get_tagsfile() " {{{2 let directory = fnamemodify(tagsfile, ':h') if filewritable(directory) != 2 " If the directory of the dynamic tags file is not writable, we fall - " back to a file type specific tags file or the global tags file. + " back to another type of tags file. call xolox#misc#msg#warn("easytags.vim %s: Dynamic tags files enabled but %s not writable so falling back.", g:xolox#easytags#version, directory) let tagsfile = '' endif endif if !empty(tagsfile) - call xolox#misc#msg#debug("easytags.vim %s: Selected dynamic tags file %s.", g:xolox#easytags#version, tagsfile) + return s:select_tags_file(tagsfile, 'dynamic') endif - " Check if a file type specific tags file is useful? + return '' +endfunction + +function! xolox#easytags#get_file_type_specific_tagsfile() " {{{2 + " Get the pathname of the file type specific tags file to use. If the user + " configured file type specific tags files this function returns the + " pathname of the applicable file type specific tags file (which may not + " exist yet), otherwise it returns an empty string. let vim_file_type = xolox#easytags#filetypes#canonicalize(&filetype) - if empty(tagsfile) && !empty(g:easytags_by_filetype) && !empty(vim_file_type) + if !empty(g:easytags_by_filetype) && !empty(vim_file_type) let directory = xolox#misc#path#absolute(g:easytags_by_filetype) let tagsfile = xolox#misc#path#merge(directory, vim_file_type) if !empty(tagsfile) - call xolox#misc#msg#debug("easytags.vim %s: Selected file type specific tags file %s.", g:xolox#easytags#version, tagsfile) - endif - endif - " Default to the global tags file? - if empty(tagsfile) - let tagsfile = expand(xolox#misc#option#get('easytags_file')) - if !empty(tagsfile) - call xolox#misc#msg#debug("easytags.vim %s: Selected global tags file %s.", g:xolox#easytags#version, tagsfile) + return s:select_tags_file(tagsfile, 'file type specific') endif endif - " If the tags file exists, make sure it is writable! - if filereadable(tagsfile) && filewritable(tagsfile) != 1 - let message = "The tags file %s isn't writable!" - throw printf(message, fnamemodify(tagsfile, ':~')) + return '' +endfunction + +function! xolox#easytags#get_global_tagsfile() " {{{2 + " Get the pathname of the global tags file. Returns the absolute pathname of + " the global tags file. + let tagsfile = xolox#misc#option#get('easytags_file') + return s:select_tags_file(expand(tagsfile), 'global') +endfunction + +function! s:select_tags_file(tagsfile, kind) " {{{2 + " If the selected tags file exists, make sure its writable. Also provide the + " user with feedback about the tags file selection process. + if filereadable(a:tagsfile) && filewritable(a:tagsfile) != 1 + let message = "The %s tags file %s isn't writable!" + throw printf(message, a:kind, fnamemodify(a:tagsfile, ':~')) endif - return xolox#misc#path#absolute(tagsfile) + " Provide the user with feedback about the tags file selection process. + call xolox#misc#msg#debug("easytags.vim %s: Selected %s tags file %s.", g:xolox#easytags#version, a:kind, a:tagsfile) + " Canonicalize the tags file's pathname. + return xolox#misc#path#absolute(a:tagsfile) endfunction function! xolox#easytags#syntax_groups_to_ignore() " {{{2 |