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425
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1 " pathogen.vim - path option manipulation
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2 " Maintainer: Tim Pope <http://tpo.pe/>
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589
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3 " Version: 2.4
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425
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4
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5 " Install in ~/.vim/autoload (or ~\vimfiles\autoload).
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6 "
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7 " For management of individually installed plugins in ~/.vim/bundle (or
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8 " ~\vimfiles\bundle), adding `execute pathogen#infect()` to the top of your
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425
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9 " .vimrc is the only other setup necessary.
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10 "
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11 " The API is documented inline below.
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425
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12
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13 if exists("g:loaded_pathogen") || &cp
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14 finish
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15 endif
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16 let g:loaded_pathogen = 1
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17
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18 " Point of entry for basic default usage. Give a relative path to invoke
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19 " pathogen#interpose() (defaults to "bundle/{}"), or an absolute path to invoke
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20 " pathogen#surround(). Curly braces are expanded with pathogen#expand():
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21 " "bundle/{}" finds all subdirectories inside "bundle" inside all directories
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22 " in the runtime path.
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23 function! pathogen#infect(...) abort
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24 for path in a:0 ? filter(reverse(copy(a:000)), 'type(v:val) == type("")') : ['bundle/{}']
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25 if path =~# '^\%({\=[$~\\/]\|{\=\w:[\\/]\).*[{}*]'
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26 call pathogen#surround(path)
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27 elseif path =~# '^\%([$~\\/]\|\w:[\\/]\)'
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28 call s:warn('Change pathogen#infect('.string(path).') to pathogen#infect('.string(path.'/{}').')')
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29 call pathogen#surround(path . '/{}')
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30 elseif path =~# '[{}*]'
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31 call pathogen#interpose(path)
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32 else
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33 call s:warn('Change pathogen#infect('.string(path).') to pathogen#infect('.string(path.'/{}').')')
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34 call pathogen#interpose(path . '/{}')
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35 endif
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36 endfor
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37 call pathogen#cycle_filetype()
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38 if pathogen#is_disabled($MYVIMRC)
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39 return 'finish'
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425
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40 endif
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41 return ''
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42 endfunction
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43
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44 " Split a path into a list.
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45 function! pathogen#split(path) abort
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46 if type(a:path) == type([]) | return a:path | endif
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47 if empty(a:path) | return [] | endif
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48 let split = split(a:path,'\\\@<!\%(\\\\\)*\zs,')
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49 return map(split,'substitute(v:val,''\\\([\\,]\)'',''\1'',"g")')
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50 endfunction
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51
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52 " Convert a list to a path.
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53 function! pathogen#join(...) abort
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54 if type(a:1) == type(1) && a:1
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55 let i = 1
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56 let space = ' '
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57 else
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58 let i = 0
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59 let space = ''
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60 endif
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61 let path = ""
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62 while i < a:0
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63 if type(a:000[i]) == type([])
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64 let list = a:000[i]
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65 let j = 0
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66 while j < len(list)
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67 let escaped = substitute(list[j],'[,'.space.']\|\\[\,'.space.']\@=','\\&','g')
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68 let path .= ',' . escaped
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69 let j += 1
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70 endwhile
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71 else
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72 let path .= "," . a:000[i]
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73 endif
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74 let i += 1
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75 endwhile
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76 return substitute(path,'^,','','')
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77 endfunction
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78
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79 " Convert a list to a path with escaped spaces for 'path', 'tag', etc.
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80 function! pathogen#legacyjoin(...) abort
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81 return call('pathogen#join',[1] + a:000)
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82 endfunction
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83
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84 " Turn filetype detection off and back on again if it was already enabled.
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85 function! pathogen#cycle_filetype() abort
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86 if exists('g:did_load_filetypes')
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87 filetype off
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88 filetype on
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89 endif
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90 endfunction
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91
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92 " Check if a bundle is disabled. A bundle is considered disabled if its
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93 " basename or full name is included in the list g:pathogen_blacklist or the
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94 " comma delimited environment variable $VIMBLACKLIST.
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95 function! pathogen#is_disabled(path) abort
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96 if a:path =~# '\~$'
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97 return 1
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98 endif
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99 let sep = pathogen#slash()
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100 let blacklist =
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101 \ get(g:, 'pathogen_blacklist', get(g:, 'pathogen_disabled', [])) +
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102 \ pathogen#split($VIMBLACKLIST)
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103 if !empty(blacklist)
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104 call map(blacklist, 'substitute(v:val, "[\\/]$", "", "")')
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105 endif
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106 return index(blacklist, fnamemodify(a:path, ':t')) != -1 || index(blacklist, a:path) != -1
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107 endfunction
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108
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109 " Prepend the given directory to the runtime path and append its corresponding
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110 " after directory. Curly braces are expanded with pathogen#expand().
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111 function! pathogen#surround(path) abort
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112 let sep = pathogen#slash()
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113 let rtp = pathogen#split(&rtp)
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114 let path = fnamemodify(a:path, ':s?[\\/]\=$??')
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115 let before = filter(pathogen#expand(path), '!pathogen#is_disabled(v:val)')
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116 let after = filter(reverse(pathogen#expand(path, sep.'after')), '!pathogen#is_disabled(v:val[0:-7])')
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117 call filter(rtp, 'index(before + after, v:val) == -1')
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118 let &rtp = pathogen#join(before, rtp, after)
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119 return &rtp
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120 endfunction
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121
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122 " For each directory in the runtime path, add a second entry with the given
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123 " argument appended. Curly braces are expanded with pathogen#expand().
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124 function! pathogen#interpose(name) abort
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125 let sep = pathogen#slash()
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126 let name = a:name
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127 if has_key(s:done_bundles, name)
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128 return ""
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129 endif
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130 let s:done_bundles[name] = 1
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131 let list = []
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132 for dir in pathogen#split(&rtp)
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133 if dir =~# '\<after$'
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134 let list += reverse(filter(pathogen#expand(dir[0:-6].name, sep.'after'), '!pathogen#is_disabled(v:val[0:-7])')) + [dir]
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135 else
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136 let list += [dir] + filter(pathogen#expand(dir.sep.name), '!pathogen#is_disabled(v:val)')
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137 endif
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138 endfor
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139 let &rtp = pathogen#join(pathogen#uniq(list))
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140 return 1
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141 endfunction
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142
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143 let s:done_bundles = {}
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144
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145 " Invoke :helptags on all non-$VIM doc directories in runtimepath.
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146 function! pathogen#helptags() abort
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147 let sep = pathogen#slash()
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148 for glob in pathogen#split(&rtp)
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149 for dir in map(split(glob(glob), "\n"), 'v:val.sep."/doc/".sep')
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150 if (dir)[0 : strlen($VIMRUNTIME)] !=# $VIMRUNTIME.sep && filewritable(dir) == 2 && !empty(split(glob(dir.'*.txt'))) && (!filereadable(dir.'tags') || filewritable(dir.'tags'))
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151 silent! execute 'helptags' pathogen#fnameescape(dir)
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152 endif
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153 endfor
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154 endfor
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155 endfunction
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156
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157 command! -bar Helptags :call pathogen#helptags()
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158
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159 " Execute the given command. This is basically a backdoor for --remote-expr.
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160 function! pathogen#execute(...) abort
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161 for command in a:000
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162 execute command
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163 endfor
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164 return ''
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165 endfunction
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166
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167 " Section: Unofficial
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168
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169 function! pathogen#is_absolute(path) abort
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170 return a:path =~# (has('win32') ? '^\%([\\/]\|\w:\)[\\/]\|^[~$]' : '^[/~$]')
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171 endfunction
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172
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173 " Given a string, returns all possible permutations of comma delimited braced
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174 " alternatives of that string. pathogen#expand('/{a,b}/{c,d}') yields
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175 " ['/a/c', '/a/d', '/b/c', '/b/d']. Empty braces are treated as a wildcard
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176 " and globbed. Actual globs are preserved.
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177 function! pathogen#expand(pattern, ...) abort
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178 let after = a:0 ? a:1 : ''
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179 if a:pattern =~# '{[^{}]\+}'
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180 let [pre, pat, post] = split(substitute(a:pattern, '\(.\{-\}\){\([^{}]\+\)}\(.*\)', "\\1\001\\2\001\\3", ''), "\001", 1)
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181 let found = map(split(pat, ',', 1), 'pre.v:val.post')
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182 let results = []
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183 for pattern in found
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184 call extend(results, pathogen#expand(pattern))
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185 endfor
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186 elseif a:pattern =~# '{}'
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187 let pat = matchstr(a:pattern, '^.*{}[^*]*\%($\|[\\/]\)')
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188 let post = a:pattern[strlen(pat) : -1]
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189 let results = map(split(glob(substitute(pat, '{}', '*', 'g')), "\n"), 'v:val.post')
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190 else
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191 let results = [a:pattern]
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192 endif
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193 let vf = pathogen#slash() . 'vimfiles'
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194 call map(results, 'v:val =~# "\\*" ? v:val.after : isdirectory(v:val.vf.after) ? v:val.vf.after : isdirectory(v:val.after) ? v:val.after : ""')
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195 return filter(results, '!empty(v:val)')
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196 endfunction
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197
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198 " \ on Windows unless shellslash is set, / everywhere else.
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199 function! pathogen#slash() abort
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200 return !exists("+shellslash") || &shellslash ? '/' : '\'
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201 endfunction
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202
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203 function! pathogen#separator() abort
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204 return pathogen#slash()
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205 endfunction
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206
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207 " Convenience wrapper around glob() which returns a list.
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208 function! pathogen#glob(pattern) abort
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209 let files = split(glob(a:pattern),"\n")
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210 return map(files,'substitute(v:val,"[".pathogen#slash()."/]$","","")')
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211 endfunction
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212
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213 " Like pathogen#glob(), only limit the results to directories.
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214 function! pathogen#glob_directories(pattern) abort
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215 return filter(pathogen#glob(a:pattern),'isdirectory(v:val)')
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216 endfunction
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217
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218 " Remove duplicates from a list.
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219 function! pathogen#uniq(list) abort
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220 let i = 0
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221 let seen = {}
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222 while i < len(a:list)
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223 if (a:list[i] ==# '' && exists('empty')) || has_key(seen,a:list[i])
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224 call remove(a:list,i)
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225 elseif a:list[i] ==# ''
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226 let i += 1
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227 let empty = 1
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228 else
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229 let seen[a:list[i]] = 1
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230 let i += 1
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231 endif
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232 endwhile
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233 return a:list
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234 endfunction
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235
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236 " Backport of fnameescape().
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237 function! pathogen#fnameescape(string) abort
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238 if exists('*fnameescape')
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239 return fnameescape(a:string)
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240 elseif a:string ==# '-'
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241 return '\-'
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242 else
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243 return substitute(escape(a:string," \t\n*?[{`$\\%#'\"|!<"),'^[+>]','\\&','')
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244 endif
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245 endfunction
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246
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247 " Like findfile(), but hardcoded to use the runtimepath.
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248 function! pathogen#runtime_findfile(file,count) abort
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249 let rtp = pathogen#join(1,pathogen#split(&rtp))
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250 let file = findfile(a:file,rtp,a:count)
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251 if file ==# ''
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252 return ''
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253 else
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254 return fnamemodify(file,':p')
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255 endif
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256 endfunction
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257
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258 " Section: Deprecated
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259
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260 function! s:warn(msg) abort
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261 echohl WarningMsg
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262 echomsg a:msg
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263 echohl NONE
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264 endfunction
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265
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266 " Prepend all subdirectories of path to the rtp, and append all 'after'
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267 " directories in those subdirectories. Deprecated.
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268 function! pathogen#runtime_prepend_subdirectories(path) abort
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269 call s:warn('Change pathogen#runtime_prepend_subdirectories('.string(a:path).') to pathogen#infect('.string(a:path.'/{}').')')
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270 return pathogen#surround(a:path . pathogen#slash() . '{}')
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271 endfunction
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272
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273 function! pathogen#incubate(...) abort
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274 let name = a:0 ? a:1 : 'bundle/{}'
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275 call s:warn('Change pathogen#incubate('.(a:0 ? string(a:1) : '').') to pathogen#infect('.string(name).')')
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276 return pathogen#interpose(name)
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277 endfunction
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278
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279 " Deprecated alias for pathogen#interpose().
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280 function! pathogen#runtime_append_all_bundles(...) abort
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281 if a:0
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282 call s:warn('Change pathogen#runtime_append_all_bundles('.string(a:1).') to pathogen#infect('.string(a:1.'/{}').')')
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283 else
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284 call s:warn('Change pathogen#runtime_append_all_bundles() to pathogen#infect()')
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285 endif
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286 return pathogen#interpose(a:0 ? a:1 . '/{}' : 'bundle/{}')
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287 endfunction
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288
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289 " vim:set et sw=2 foldmethod=expr foldexpr=getline(v\:lnum)=~'^\"\ Section\:'?'>1'\:getline(v\:lnum)=~#'^fu'?'a1'\:getline(v\:lnum)=~#'^endf'?'s1'\:'=':
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