Add explicit return after for loop

src/text-editor-presenter.coffee

@@ -124,6 +124,7 @@ class TextEditorPresenter
     @disposables.add @model.onDidChangeScrollLeft(@setScrollLeft.bind(this))
     @observeDecoration(decoration) for decoration in @model.getDecorations()
     @observeCursor(cursor) for cursor in @model.getCursors()
+    return
 
   observeConfig: ->
     configParams = {scope: @model.getRootScopeDescriptor()}
@@ -273,6 +274,7 @@ class TextEditorPresenter
     for id, line of @state.content.lines
       unless visibleLineIds.hasOwnProperty(id)
         delete @state.content.lines[id]
+    return
 
   updateLineState: (row, line) ->
     lineState = @state.content.lines[line.id]
@@ -296,6 +298,7 @@ class TextEditorPresenter
   updateCursorsState: -> @batch "shouldUpdateCursorsState", ->
     @state.content.cursors = {}
     @updateCursorState(cursor) for cursor in @model.cursors # using property directly to avoid allocation
+    return
 
   updateCursorState: (cursor, destroyOnly = false) ->
     delete @state.content.cursors[cursor.id]
@@ -331,6 +334,8 @@ class TextEditorPresenter
     for id of @state.content.overlays
       delete @state.content.overlays[id] unless visibleDecorationIds[id]
 
+    return
+
   updateGutterState: -> @batch "shouldUpdateGutterState", ->
     @state.gutter.visible = not @model.isMini() and (@model.isGutterVisible() ? true) and @showLineNumbers
     @state.gutter.maxLineNumberDigits = @model.getLineCount().toString().length
@@ -382,6 +387,8 @@ class TextEditorPresenter
     for id of @state.gutter.lineNumbers
       delete @state.gutter.lineNumbers[id] unless visibleLineNumberIds[id]
 
+    return
+
   updateStartRow: ->
     return unless @scrollTop? and @lineHeight?
 
@@ -873,11 +880,13 @@ class TextEditorPresenter
       unless visibleHighlights[id]
         delete @state.content.highlights[id]
 
+    return
 
   removeFromLineDecorationCaches: (decoration, range) ->
     for row in [range.start.row..range.end.row] by 1
       delete @lineDecorationsByScreenRow[row]?[decoration.id]
       delete @lineNumberDecorationsByScreenRow[row]?[decoration.id]
+    return
 
   addToLineDecorationCaches: (decoration, range) ->
     marker = decoration.getMarker()
@@ -903,6 +912,8 @@ class TextEditorPresenter
         @lineNumberDecorationsByScreenRow[row] ?= {}
         @lineNumberDecorationsByScreenRow[row][decoration.id] = decoration
 
+    return
+
   updateHighlightState: (decoration) ->
     return unless @startRow? and @endRow? and @lineHeight? and @hasPixelPositionRequirements()
 

src/text-editor.coffee

@@ -842,7 +842,9 @@ class TextEditor extends Model
   #      {Number} index of that selection.
   mutateSelectedText: (fn) ->
     @mergeIntersectingSelections =>
-      @transact => fn(selection, index) for selection, index in @getSelections()
+      @transact =>
+        fn(selection, index) for selection, index in @getSelections()
+        return
 
   # Move lines intersection the most recent selection up by one row in screen
   # coordinates.
@@ -978,6 +980,7 @@ class TextEditor extends Model
         selection.setBufferRange(selectedBufferRange.translate([delta, 0]))
         for [foldStartRow, foldEndRow] in foldedRowRanges
           @createFold(foldStartRow + delta, foldEndRow + delta)
+      return
 
   # Deprecated: Use {::duplicateLines} instead.
   duplicateLine: ->
@@ -1013,6 +1016,7 @@ class TextEditor extends Model
         while ++row < end.row
           @addSelectionForBufferRange([[row, 0], [row, Infinity]])
         @addSelectionForBufferRange([[end.row, 0], [end.row, end.column]]) unless end.column is 0
+      return
 
   # Extended: For each selection, transpose the selected text.
   #
@@ -1779,7 +1783,7 @@ class TextEditor extends Model
 
   # Extended: Get an Array of all {Cursor}s.
   getCursors: ->
-    cursor for cursor in @cursors
+    @cursors.slice()
 
   # Extended: Get all {Cursors}s, ordered by their position in the buffer
   # instead of the order in which they were added.
@@ -1822,6 +1826,7 @@ class TextEditor extends Model
         cursor.destroy()
       else
         positions[position] = true
+    return
 
   preserveCursorPositionOnBufferReload: ->
     cursorPosition = null
@@ -1886,6 +1891,7 @@ class TextEditor extends Model
           selections[i].setBufferRange(bufferRange, options)
         else
           @addSelectionForBufferRange(bufferRange, options)
+      return
 
   # Essential: Get the {Range} of the most recently added selection in screen
   # coordinates.
@@ -1932,6 +1938,7 @@ class TextEditor extends Model
           selections[i].setScreenRange(screenRange, options)
         else
           @addSelectionForScreenRange(screenRange, options)
+      return
 
   # Essential: Add a selection for the given range in buffer coordinates.
   #
@@ -2159,7 +2166,7 @@ class TextEditor extends Model
   #
   # Returns: An {Array} of {Selection}s.
   getSelections: ->
-    selection for selection in @selections
+    @selections.slice()
 
   # Extended: Get all {Selection}s, ordered by their position in the buffer
   # instead of the order in which they were added.
@@ -2206,15 +2213,18 @@ class TextEditor extends Model
   expandSelectionsForward: (fn) ->
     @mergeIntersectingSelections =>
       fn(selection) for selection in @getSelections()
+      return
 
   # Calls the given function with each selection, then merges selections in the
   # reversed orientation
   expandSelectionsBackward: (fn) ->
     @mergeIntersectingSelections reversed: true, =>
       fn(selection) for selection in @getSelections()
+      return
 
   finalizeSelections: ->
     selection.finalize() for selection in @getSelections()
+    return
 
   selectionsForScreenRows: (startRow, endRow) ->
     @getSelections().filter (selection) -> selection.intersectsScreenRowRange(startRow, endRow)
@@ -2620,6 +2630,7 @@ class TextEditor extends Model
       else
         selection.copy(maintainClipboard, false)
       maintainClipboard = true
+    return
 
   # Essential: For each selection, cut the selected text.
   cutSelectedText: ->
@@ -2714,6 +2725,7 @@ class TextEditor extends Model
   # Extended: For each selection, fold the rows it intersects.
   foldSelectedLines: ->
     selection.fold() for selection in @getSelections()
+    return
 
   # Extended: Fold all foldable lines.
   foldAll: ->
@@ -2796,6 +2808,8 @@ class TextEditor extends Model
     for row in [bufferRange.end.row..bufferRange.start.row]
       fold.destroy() for fold in @displayBuffer.foldsStartingAtBufferRow(row)
 
+    return
+
   # Remove any {Fold}s found that contain the given buffer range.
   destroyFoldsContainingBufferRange: (bufferRange) ->
     @unfoldBufferRow(bufferRange.start.row)

src/tokenized-buffer.coffee

@@ -197,6 +197,7 @@ class TokenizedBuffer extends Model
 
   validateRow: (row) ->
     @invalidRows.shift() while @invalidRows[0] <= row
+    return
 
   invalidateRow: (row) ->
     @invalidRows.push(row)
@@ -468,3 +469,4 @@ class TokenizedBuffer extends Model
     for row in [start..end]
       line = @tokenizedLineForRow(row).text
       console.log row, line, line.length
+    return

src/tokenized-line.coffee

@@ -222,6 +222,7 @@ class TokenizedLine
       if @lineEnding? and (index + token.value.length > firstTrailingWhitespaceIndex)
         token.firstTrailingWhitespaceIndex = Math.max(0, firstTrailingWhitespaceIndex - index)
       index += token.value.length
+    return
 
   substituteInvisibleCharacters: ->
     invisibles = @invisibles
@@ -309,6 +310,8 @@ class TokenizedLine
     for j in [i...desiredScopeDescriptor.length]
       scopeStack.push(new Scope(desiredScopeDescriptor[j]))
 
+    return
+
 class Scope
   constructor: (@scope) ->
     @children = []