Tighten the span around index operators.

test/regression/other/angular.unit

 >>> (indent 4)
     main() {
       it('should expose traverse locals', () {
         expect(parser('a.b').bind({
           'a': {'b': 6}
         }, ContextLocals.wrapper)({
           'a': {'b': 1}
         }))
             .toEqual(1);
       });
@@ skipping 24 matching lines @@
 @Component(
     selector: 'io-controller',
     template: r'<content></content>',
     map: const {
       'attr': '@attr',
       'expr': '<=>expr',
       'once': '=>!exprOnce',
       'ondone': '&onDone',
       'on-optional': '&onOptional'
     })
-class IoControllerComponent implements ScopeAware {}
+class IoControllerComponent implements ScopeAware {}
+>>> (indent 4)
+    main() {
+      expect(matcher.match(
+              CssSelector.parse("someOtherTag.someOtherClass[someOtherAttr]")[
+                  0],
+              selectableCollector))
+          .toEqual(false);
+    }
+<<<
+    main() {
+      expect(matcher.match(
+              CssSelector
+                  .parse("someOtherTag.someOtherClass[someOtherAttr]")[0],
+              selectableCollector))
+          .toEqual(false);
+    }