extension/packages/modes.coffee

   1 utils = require 'utils'
   2 hints = require 'hints'
   3
   4 mode_hints =
   5   enter: (vim, storage, [ markers, cb ]) ->
   6     storage.markers = markers
   7     storage.cb = cb
   8
   9   handleKeyDown: (vim, storage, event, keyStr) ->
  10     if utils.getHintChars().search(utils.regexpEscape(keyStr)) > -1
  11       @hintCharHandler(vim, storage, keyStr)
  12       return true
  13
  14   onEnterNormalMode: (vim, storage) ->
  15     hints.removeHints(vim.window.document)
  16     storage.markers = storage.cb = undefined
  17
  18   # Processes the char, updates and hides/shows markers
  19   hintCharHandler: (vim, storage, keyStr) ->
  20     if keyStr
  21       # Get char and escape it to avoid problems with String.search
  22       key = utils.regexpEscape(keyStr)
  23
  24       { markers, cb } = storage
  25
  26       # First do a pre match - count how many markers will match with the new character entered
  27       if markers.reduce(((v, marker) -> v or marker.willMatch(key)), false)
  28         for marker in markers
  29           marker.matchHintChar(key)
  30
  31           if marker.isMatched()
  32             # Add element features to the bloom filter
  33             marker.reward()
  34             cb(marker)
  35             vim.enterNormalMode()
  36             break
  37
  38 modes =
  39   hints: mode_hints
  40
  41 exports.modes = modes