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dotfiles / vim / bundle / vundle / autoload / vundle / config.vim

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func! vundle#config#bundle(arg, ...)
  let bundle = vundle#config#init_bundle(a:arg, a:000)
  call s:rtp_rm_a()
  call add(g:bundles, bundle)
  call s:rtp_add_a()
  return bundle
endf

func! vundle#config#init()
  if !exists('g:bundles') | let g:bundles = [] | endif
  call s:rtp_rm_a()
  let g:bundles = []
endf

func! vundle#config#require(bundles) abort
  for b in a:bundles
    call s:rtp_add(b.rtpath)
    call s:rtp_add(g:bundle_dir)
    " TODO: it has to be relative rtpath, not bundle.name
    exec 'runtime! '.b.name.'/plugin/*.vim'
    exec 'runtime! '.b.name.'/after/*.vim'
    call s:rtp_rm(g:bundle_dir)
  endfor
endf

func! vundle#config#init_bundle(name, opts)
  if a:name != substitute(a:name, '^\s*\(.\{-}\)\s*$', '\1', '')
    echo "Spurious leading and/or trailing whitespace found in bundle spec '" . a:name . "'"
  endif
  let opts = extend(s:parse_options(a:opts), s:parse_name(substitute(a:name,"['".'"]\+','','g')))
  let b = extend(opts, copy(s:bundle))
  let b.rtpath = s:rtpath(opts)
  return b
endf

func! s:parse_options(opts)
  " TODO: improve this
  if len(a:opts) != 1 | return {} | endif

  if type(a:opts[0]) == type({})
    return a:opts[0]
  else
    return {'rev': a:opts[0]}
  endif
endf

func! s:parse_name(arg)
  let arg = a:arg
  let git_proto = exists('g:vundle_default_git_proto') ? g:vundle_default_git_proto : 'https'

  if    arg =~? '^\s*\(gh\|github\):\S\+'
  \  || arg =~? '^[a-z0-9][a-z0-9-]*/[^/]\+$'
    let uri = git_proto.'://github.com/'.split(arg, ':')[-1]
    if uri !~? '\.git$'
      let uri .= '.git'
    endif
    let name = substitute(split(uri,'\/')[-1], '\.git\s*$','','i')
  elseif arg =~? '^\s*\(git@\|git://\)\S\+' 
  \   || arg =~? '\(file\|https\?\)://'
  \   || arg =~? '\.git\s*$'
    let uri = arg
    let name = split( substitute(uri,'/\?\.git\s*$','','i') ,'\/')[-1]
  else
    let name = arg
    let uri  = git_proto.'://github.com/vim-scripts/'.name.'.git'
  endif
  return {'name': name, 'uri': uri, 'name_spec': arg }
endf

func! s:rtp_rm_a()
  let paths = map(copy(g:bundles), 'v:val.rtpath')
  let prepends = join(paths, ',')
  let appends = join(paths, '/after,').'/after'
  exec 'set rtp-='.fnameescape(prepends)
  exec 'set rtp-='.fnameescape(appends)
endf

func! s:rtp_add_a()
  let paths = map(copy(g:bundles), 'v:val.rtpath')
  let prepends = join(paths, ',')
  let appends = join(paths, '/after,').'/after'
  exec 'set rtp^='.fnameescape(prepends)
  exec 'set rtp+='.fnameescape(appends)
endf

func! s:rtp_rm(dir) abort
  exec 'set rtp-='.fnameescape(expand(a:dir, 1))
  exec 'set rtp-='.fnameescape(expand(a:dir.'/after', 1))
endf

func! s:rtp_add(dir) abort
  exec 'set rtp^='.fnameescape(expand(a:dir, 1))
  exec 'set rtp+='.fnameescape(expand(a:dir.'/after', 1))
endf

func! s:expand_path(path) abort
  return simplify(expand(a:path, 1))
endf

func! s:rtpath(opts)
  return has_key(a:opts, 'rtp') ? s:expand_path(a:opts.path().'/'.a:opts.rtp) : a:opts.path()
endf

let s:bundle = {}

func! s:bundle.path()
  return s:expand_path(g:bundle_dir.'/'.self.name)
endf