Fix 0-width cursors in presenter instead of view

spec/text-editor-presenter-spec.coffee

@@ -514,3 +514,8 @@ describe "TextEditorPresenter", ->
           destroyedCursor = editor.getCursors()[2]
           destroyedCursor.destroy()
           expect(presenter.state.content.cursors[destroyedCursor.id]).toBeUndefined()
+
+        it "makes cursors as wide as the ::baseCharacterWidth if they're at the end of a line", ->
+          editor.setCursorBufferPosition([1, Infinity])
+          presenter = new TextEditorPresenter(model: editor, clientHeight: 20, scrollTop: 0, lineHeight: 10, lineOverdrawMargin: 0, baseCharacterWidth: 10)
+          expect(stateForCursor(presenter, 0).width).toBe 10

src/cursor-component.coffee

@@ -7,9 +7,8 @@ CursorComponent = React.createClass
   displayName: 'CursorComponent'
 
   render: ->
-    {pixelRect, defaultCharWidth} = @props
+    {pixelRect} = @props
     {top, left, height, width} = pixelRect
-    width = defaultCharWidth if width is 0
     WebkitTransform = "translate(#{left}px, #{top}px)"
 
     div className: 'cursor', style: {height, width, WebkitTransform}

src/cursors-component.coffee

@@ -21,7 +21,7 @@ CursorsComponent = React.createClass
     div {className},
       if presenter?
         for key, pixelRect of presenter.state.content.cursors
-          CursorComponent({key, pixelRect, defaultCharWidth})
+          CursorComponent({key, pixelRect})
 
   getInitialState: ->
     blinkOff: false

src/lines-component.coffee

@@ -36,9 +36,7 @@ LinesComponent = React.createClass
     div {className: 'lines', style},
       div className: 'placeholder-text', placeholderText if placeholderText?
 
-      CursorsComponent {
-        presenter, cursorBlinkPeriod, cursorBlinkResumeDelay, defaultCharWidth
-      }
+      CursorsComponent {presenter, cursorBlinkPeriod, cursorBlinkResumeDelay}
 
       HighlightsComponent {
         editor, highlightDecorations, lineHeightInPixels, defaultCharWidth,

src/text-editor-presenter.coffee

@@ -99,7 +99,9 @@ class TextEditorPresenter
 
     for cursor in @model.getCursors()
       if cursor.isVisible() and startRow <= cursor.getScreenRow() < endRow
-        @state.content.cursors[cursor.id] = @pixelRectForScreenRange(cursor.getScreenRange())
+        pixelRect = @pixelRectForScreenRange(cursor.getScreenRange())
+        pixelRect.width = @getBaseCharacterWidth() if pixelRect.width is 0
+        @state.content.cursors[cursor.id] = pixelRect
         visibleCursors[cursor.id] = true
 
     for id of @state.content.cursors