Don't autoscroll to bottom of buffer on selectAll

spec/app/editor-spec.coffee

@@ -876,6 +876,16 @@ describe "Editor", ->
         expect(editor.getSelectionViews().length).toBe 1
         expect(editor.find('.selection').length).toBe 3
 
+    describe "when the selection is created with the selectAll event", ->
+      it "does not scroll to the end of the buffer", ->
+        editor.height(150)
+        editor.selectAll()
+        expect(editor.scrollTop()).toBe 0
+
+        # does auto-scroll when the selection is cleared
+        editor.moveCursorDown()
+        expect(editor.scrollTop()).toBeGreaterThan(0)
+
   describe "cursor rendering", ->
     describe "when the cursor moves", ->
       charWidth = null

src/app/anchor.coffee

@@ -66,12 +66,12 @@ class Anchor
     Object.freeze @bufferPosition
 
     unless @screenPosition.isEqual(previousScreenPosition)
-      @trigger 'change-screen-position', @screenPosition, bufferChange: options.bufferChange
+      @trigger 'change-screen-position', @screenPosition, bufferChange: options.bufferChange, autoscroll: options.autoscroll
 
   refreshScreenPosition: (options={}) ->
     return unless @editSession
     screenPosition = @editSession.screenPositionForBufferPosition(@bufferPosition, options)
-    @setScreenPosition(screenPosition, bufferChange: options.bufferChange, clip: false, assignBufferPosition: false)
+    @setScreenPosition(screenPosition, bufferChange: options.bufferChange, clip: false, assignBufferPosition: false, autoscroll: options.autoscroll)
 
   destroy: ->
     @buffer.removeAnchor(this)

src/app/cursor-view.coffee

@@ -13,8 +13,8 @@ class CursorView extends View
   visible: true
 
   initialize: (@cursor, @editor) ->
-    @cursor.on 'change-screen-position.cursor-view', (screenPosition, { bufferChange }) =>
-      @updateAppearance()
+    @cursor.on 'change-screen-position.cursor-view', (screenPosition, { bufferChange, autoscroll }) =>
+      @updateAppearance({autoscroll})
       @removeIdleClassTemporarily() unless bufferChange
       @trigger 'cursor-move', {bufferChange}
 
@@ -31,23 +31,30 @@ class CursorView extends View
     @cursor.off('.cursor-view')
     super
 
-  updateAppearance: ->
+  updateAppearance: (options={}) ->
     screenPosition = @getScreenPosition()
-    pixelPosition = @editor.pixelPositionForScreenPosition(screenPosition)
+    pixelPosition = @getPixelPosition()
     @css(pixelPosition)
 
     if @cursor == @editor.getLastCursor()
-      @editor.scrollTo(pixelPosition)
+      @autoscroll() if options.autoscroll ? true
       @editor.hiddenInput.css(pixelPosition)
 
     @setVisible(@cursor.isVisible() and not @editor.isFoldedAtScreenRow(screenPosition.row))
 
+  getPixelPosition: ->
+    @editor.pixelPositionForScreenPosition(@getScreenPosition())
+
+  autoscroll: ->
+    @editor.scrollTo(@getPixelPosition())
+
   setVisible: (visible) ->
     return if visible == @visible
     @visible = visible
 
     if @visible
       @show()
+      @autoscroll()
     else
       @hide()
 

src/app/selection.coffee

@@ -154,7 +154,7 @@ class Selection
     @modifySelection => @cursor.moveToBottom()
 
   selectAll: ->
-    @setBufferRange(@editSession.buffer.getRange())
+    @setBufferRange(@editSession.buffer.getRange(), autoscroll: false)
 
   selectToBeginningOfLine: ->
     @modifySelection => @cursor.moveToBeginningOfLine()