@findDefinition = ->
    e = getActiveTextEditor()
    e.selectWordsContainingCursors()
    name = e.getSelectedText()
    found = false
    for test in [ "def +" + name, name + " *=", name + ",.+=" ]
        rexp = new RegExp(test)
        e.scan(rexp, (o)->
            if o.matchText.length > 0
                r = e.markBufferRange(o.range)
                e.selectMarker(r)
                o.stop()
                r.destroy()
                flash(e)
                found = true
        )
        if found
            return


flashMarker: null
flash = (editor) ->
    @flashMarker?.destroy()
    cursorPosition = editor.getCursorBufferPosition()
    @flashMarker = editor.markBufferPosition(cursorPosition)
    decorationOptions = {type: 'line', class: 'cursor-history-flash-line'}
    editor.decorateMarker(@flashMarker, decorationOptions)

    destroyMarker = =>
        disposable?.destroy()
        disposable = null
        @flashMarker?.destroy()

    disposable = editor.onDidChangeCursorPosition(destroyMarker)
    # [NOTE] animation-duration has to be shorter than this value(1sec)
    setTimeout(destroyMarker, 1000)