Fix a bug that throwing an error when enableLunrPipeline is off

Also, enableLunrPipeline option should match on restoring lunr.

lib/notational-velocity-view.coffee

@@ -18,15 +18,13 @@ class NotationalVelocityView extends SelectListView
     @skipPopulateList = false
     @prevCursorPosition = 0
     @documentsLoaded = false
-    @noteWatcher = new NoteWatcher(@rootDirectory, atom.config.get('nvatom.extensions'), @maxItems)
+    @noteWatcher = new NoteWatcher(@rootDirectory, atom.config.get('nvatom.extensions'), @maxItems, atom.config.get('nvatom.enableLunrPipeline'))
     @noteWatcher.on "ready", () =>
       @documentsLoaded = true
       @setLoading()
       @populateList()
     @noteWatcher.on "update", () => 
       @populateList() if @documentsLoaded
-    unless atom.config.get('nvatom.enableLunrPipeline')
-      @noteWatcher.searchIndex.pipeline.reset()
 
   isCursorProceeded: ->
     editor = @filterEditorView.model
@@ -74,14 +72,12 @@ class NotationalVelocityView extends SelectListView
       @show()
 
   viewForItem: (item) ->
-    content = item.body[0...100]
-
     $$ ->
       @li class: 'two-lines', =>
         @div class: 'primary-line', =>
           @span "#{item.title}"
           @div class: 'metadata', "#{item.modifiedAt.toLocaleDateString()}"
-        @div class: 'secondary-line', "#{content}"
+        @div class: 'secondary-line', "#{item.body}"
 
   confirmSelection: ->
     item = @getSelectedItem()

lib/note-watcher.coffee

@@ -11,9 +11,10 @@ module.exports =
 class NoteWatcher extends EventEmitter
   @cacheVersion = 0
   
-  constructor: (@_baseDirectory, @_extensions, @_maxItems) ->
+  constructor: (@_baseDirectory, @_extensions, @_maxItems, @_enableLunrPipeline) ->
     @_maxItems = @_maxItems ? 100
     @_extensions = @_extensions ? ['.txt', '.md']
+    @_enableLunrPipeline = @_enableLunrPipeline ? false
     @_noteCache = new NoteCache(@_baseDirectory, @_maxItems)
     @_restoreSearchIndex() || @_initSearchIndex()
     @_startWatcher()
@@ -23,6 +24,7 @@ class NoteWatcher extends EventEmitter
     cache = {
       baseDirectory: @_baseDirectory,
       extensions: @_extensions,
+      enableLunrPipeline: @_enableLunrPipeline,
       version: @_cacheVersion,
       searchIndex: JSON.stringify(@_searchIndex),
       noteCache: @_noteCache.toJSON(),
@@ -51,6 +53,8 @@ class NoteWatcher extends EventEmitter
       @field('title', { boost: 10 })
       @field('body')
     )
+    if !@_enableLunrPipeline
+      @_searchIndex.pipeline.reset()
   
   _restoreSearchIndex: ->
     cacheFilePath = path.join(@_baseDirectory, 'nvatom.cache')
@@ -59,6 +63,7 @@ class NoteWatcher extends EventEmitter
     return false if cache == null
     return false unless _.isEqual(cache.baseDirectory, @_baseDirectory)
     return false unless _.isEqual(cache.extensions, @_extensions)
+    return false unless _.isEqual(cache.enableLunrPipeline, @_enableLunrPipeline)
     return false unless _.isEqual(cache.version, @_cacheVersion)
     @_searchIndex = lunr.Index.load(JSON.parse(cache.searchIndex))
     # TODO: Make this as an interface. Old note cache does not have to know upsert, remove, ready and so on.