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Diffstat (limited to 'autoload/xolox/misc/path.vim')
| -rw-r--r-- | autoload/xolox/misc/path.vim | 253 |
1 files changed, 0 insertions, 253 deletions
diff --git a/autoload/xolox/misc/path.vim b/autoload/xolox/misc/path.vim deleted file mode 100644 index 15e11d6..0000000 --- a/autoload/xolox/misc/path.vim +++ /dev/null @@ -1,253 +0,0 @@ -" Pathname manipulation functions. -" -" Author: Peter Odding <peter@peterodding.com> -" Last Change: May 19, 2013 -" URL: http://peterodding.com/code/vim/misc/ - -let s:windows_compatible = has('win32') || has('win64') -let s:mac_os_x_compatible = has('macunix') - -function! xolox#misc#path#which(...) " {{{1 - " Scan the executable search path (`$PATH`) for one or more external - " programs. Expects one or more string arguments with program names. Returns - " a list with the absolute pathnames of all found programs. Here's an - " example: - " - " :echo xolox#misc#path#which('gvim', 'vim') - " ['/usr/local/bin/gvim', - " '/usr/bin/gvim', - " '/usr/local/bin/vim', - " '/usr/bin/vim'] - let extensions = s:windows_compatible ? split($PATHEXT, ';') : [''] - let matches = [] - let checked = {} - for program in a:000 - for extension in extensions - for directory in split($PATH, s:windows_compatible ? ';' : ':') - let directory = xolox#misc#path#absolute(directory) - if isdirectory(directory) - let path = xolox#misc#path#merge(directory, program . extension) - if executable(path) - call add(matches, path) - endif - endif - endfor - endfor - endfor - return matches -endfunction - -function! xolox#misc#path#split(path) " {{{1 - " Split a pathname (the first and only argument) into a list of pathname - " components. - " - " On Windows, pathnames starting with two slashes or backslashes are UNC - " paths where the leading slashes are significant... In this case we split - " like this: - " - " - Input: `'//server/share/directory'` - " - Result: `['//server', 'share', 'directory']` - " - " Everything except Windows is treated like UNIX until someone has a better - " suggestion :-). In this case we split like this: - " - " - Input: `'/foo/bar/baz'` - " - Result: `['/', 'foo', 'bar', 'baz']` - " - " To join a list of pathname components back into a single pathname string, - " use the `xolox#misc#path#join()` function. - if type(a:path) == type('') - if s:windows_compatible - if a:path =~ '^[\/][\/]' - " UNC pathname. - return split(a:path, '\%>2c[\/]\+') - else - " If it's not a UNC path we can simply split on slashes & backslashes. - return split(a:path, '[\/]\+') - endif - else - " Everything else is treated as UNIX. - let absolute = (a:path =~ '^/') - let segments = split(a:path, '/\+') - return absolute ? insert(segments, '/') : segments - endif - endif - return [] -endfunction - -function! xolox#misc#path#join(parts) " {{{1 - " Join a list of pathname components (the first and only argument) into a - " single pathname string. This is the counterpart to the - " `xolox#misc#path#split()` function and it expects a list of pathname - " components as returned by `xolox#misc#path#split()`. - if type(a:parts) == type([]) - if s:windows_compatible - return join(a:parts, xolox#misc#path#directory_separator()) - elseif a:parts[0] == '/' - " Absolute path on UNIX (non-Windows). - return '/' . join(a:parts[1:], '/') - else - " Relative path on UNIX (non-Windows). - return join(a:parts, '/') - endif - endif - return '' -endfunction - -function! xolox#misc#path#directory_separator() " {{{1 - " Find the preferred directory separator for the platform and settings. - return exists('+shellslash') && &shellslash ? '/' : '\' -endfunction - -function! xolox#misc#path#absolute(path) " {{{1 - " Canonicalize and resolve a pathname, *regardless of whether it exists*. - " This is intended to support string comparison to determine whether two - " pathnames point to the same directory or file. - if type(a:path) == type('') - let path = a:path - " Make the pathname absolute. - if path =~ '^\~' - " Expand ~ to $HOME. - let path = $HOME . '/' . path[1:] - elseif xolox#misc#path#is_relative(path) - " Make relative pathnames absolute. - let path = getcwd() . '/' . path - endif - " Resolve symbolic links to find the canonical pathname. In my tests this - " also removes all symbolic pathname segments (`.' and `..'), even when - " the pathname does not exist. Also there used to be a bug in resolve() - " where it wouldn't resolve pathnames ending in a directory separator. - " Since it's not much trouble to work around, that's what we do. - let path = resolve(substitute(path, s:windows_compatible ? '[\/]\+$' : '/\+$', '', '')) - " Normalize directory separators (especially relevant on Windows). - let parts = xolox#misc#path#split(path) - if s:windows_compatible && parts[0] =~ '^[\/][\/]' - " Also normalize the two leading "directory separators" (I'm not - " sure what else to call them :-) in Windows UNC pathnames. - let parts[0] = repeat(xolox#misc#path#directory_separator(), 2) . parts[0][2:] - endif - return xolox#misc#path#join(parts) - endif - return '' -endfunction - -function! xolox#misc#path#relative(path, base) " {{{1 - " Make an absolute pathname (the first argument) relative to a directory - " (the second argument). - let path = xolox#misc#path#split(a:path) - let base = xolox#misc#path#split(a:base) - while path != [] && base != [] && path[0] == base[0] - call remove(path, 0) - call remove(base, 0) - endwhile - let distance = repeat(['..'], len(base)) - return xolox#misc#path#join(distance + path) -endfunction - - -function! xolox#misc#path#merge(parent, child, ...) " {{{1 - " Join a directory pathname and filename into a single pathname. - if type(a:parent) == type('') && type(a:child) == type('') - " TODO Use xolox#misc#path#is_relative()? - if s:windows_compatible - let parent = substitute(a:parent, '[\\/]\+$', '', '') - let child = substitute(a:child, '^[\\/]\+', '', '') - return parent . '\' . child - else - let parent = substitute(a:parent, '/\+$', '', '') - let child = substitute(a:child, '^/\+', '', '') - return parent . '/' . child - endif - endif - return '' -endfunction - -function! xolox#misc#path#commonprefix(paths) " {{{1 - " Find the common prefix of path components in a list of pathnames. - let common = xolox#misc#path#split(a:paths[0]) - for path in a:paths - let index = 0 - for segment in xolox#misc#path#split(path) - if len(common) <= index - break - elseif common[index] != segment - call remove(common, index, -1) - break - endif - let index += 1 - endfor - endfor - return xolox#misc#path#join(common) -endfunction - -function! xolox#misc#path#encode(path) " {{{1 - " Encode a pathname so it can be used as a filename. This uses URL encoding - " to encode special characters. - if s:windows_compatible - let mask = '[*|\\/:"<>?%]' - elseif s:mac_os_x_compatible - let mask = '[\\/%:]' - else - let mask = '[\\/%]' - endif - return substitute(a:path, mask, '\=printf("%%%x", char2nr(submatch(0)))', 'g') -endfunction - - -function! xolox#misc#path#decode(encoded_path) " {{{1 - " Decode a pathname previously encoded with `xolox#misc#path#encode()`. - return substitute(a:encoded_path, '%\(\x\x\?\)', '\=nr2char("0x" . submatch(1))', 'g') -endfunction - -" xolox#misc#path#equals(a, b) - Check whether two pathnames point to the same file. {{{1 - -if s:windows_compatible - function! xolox#misc#path#equals(a, b) - return a:a ==? a:b || xolox#misc#path#absolute(a:a) ==? xolox#misc#path#absolute(a:b) - endfunction -else - function! xolox#misc#path#equals(a, b) - return a:a ==# a:b || xolox#misc#path#absolute(a:a) ==# xolox#misc#path#absolute(a:b) - endfunction -endif - -function! xolox#misc#path#is_relative(path) " {{{1 - " Returns true (1) when the pathname given as the first argument is - " relative, false (0) otherwise. - if a:path =~ '^\w\+://' - return 0 - elseif s:windows_compatible - return a:path !~ '^\(\w:\|[\\/]\)' - else - return a:path !~ '^/' - endif -endfunction - -function! xolox#misc#path#tempdir() " {{{1 - " Create a temporary directory and return the pathname of the directory. - if !exists('s:tempdir_counter') - let s:tempdir_counter = 1 - endif - if exists('*mkdir') - if s:windows_compatible - let template = $TMP . '\vim_tempdir_' - elseif filewritable('/tmp') == 2 - let template = '/tmp/vim_tempdir_' - endif - endif - if !exists('template') - throw "xolox#misc#path#tempdir() hasn't been implemented on your platform!" - endif - while 1 - let directory = template . s:tempdir_counter - try - call mkdir(directory, '', 0700) - return directory - catch /\<E739\>/ - " Keep looking for a non-existing directory. - endtry - let s:tempdir_counter += 1 - endwhile -endfunction - -" vim: ts=2 sw=2 et |