Correctly render lines containing only whitespace

spec/editor-component-spec.coffee

@@ -82,6 +82,18 @@ describe "EditorComponent", ->
         expect(line2LeafNodes[2].textContent).toBe '  '
         expect(line2LeafNodes[2].classList.contains('indent-guide')).toBe true
 
+      it "renders indent guides correctly on lines containing only whitespace", ->
+        editor.getBuffer().insert([1, Infinity], '\n      ')
+        lines = node.querySelectorAll('.line')
+        line2LeafNodes = getLeafNodes(lines[2])
+        expect(line2LeafNodes.length).toBe 3
+        expect(line2LeafNodes[0].textContent).toBe '  '
+        expect(line2LeafNodes[0].classList.contains('indent-guide')).toBe true
+        expect(line2LeafNodes[1].textContent).toBe '  '
+        expect(line2LeafNodes[1].classList.contains('indent-guide')).toBe true
+        expect(line2LeafNodes[2].textContent).toBe '  '
+        expect(line2LeafNodes[2].classList.contains('indent-guide')).toBe true
+
       getLeafNodes = (node) ->
         if node.children.length > 0
           flatten(toArray(node.children).map(getLeafNodes))

src/token.coffee

@@ -144,7 +144,7 @@ class Token
       leadingHtml = ''
       trailingHtml = ''
 
-      if @hasLeadingWhitespace and match = LeadingWhitespaceRegex.exec(@value)
+      if @hasLeadingWhitespace and not @hasTrailingWhitespace and match = LeadingWhitespaceRegex.exec(@value)
         classes = 'leading-whitespace'
         classes += ' indent-guide' if hasIndentGuide
         classes += ' invisible-character' if invisibles.space
@@ -156,7 +156,7 @@ class Token
 
       if @hasTrailingWhitespace and match = TrailingWhitespaceRegex.exec(@value)
         classes = 'trailing-whitespace'
-        classes += ' indent-guide' if hasIndentGuide and not @hasLeadingWhitespace
+        classes += ' indent-guide' if hasIndentGuide and @hasLeadingWhitespace
         classes += ' invisible-character' if invisibles.space
 
         match[0] = match[0].replace(CharacterRegex, invisibles.space) if invisibles.space