fix: Style link-to helper in other states.

Author: chriseppstein

packages/@css-blocks/ember/src/TemplateAnalyzingRewriter.ts

@@ -158,8 +158,8 @@ export class TemplateAnalyzingRewriter implements ASTPluginWithDeps {
     node.hash.pairs = node.hash.pairs.filter(a => this.elementAnalyzer.isAttributeAnalyzed(a.key)[0] === null).filter(a => !attrToStateMap[a.key]);
 
     for (let attr of Object.keys(attrMap)) {
-      if (attr === "class") {
-        let element = attrMap[attr];
+      let element = attrMap[attr];
+      if (element) {
         this.debug(element.forOptimizer(this.cssBlocksOpts)[0].toString());
         let attrValue = this.buildClassValue(true, element);
         let hash = this.syntax.builders.pair(attr, attrValue!);

private-packages/fixtures-ember-v2/ember-app/tests/integration/template-discovery-test.js

@@ -30,7 +30,7 @@ module("Acceptance | Template Discovery", function(hooks) {
     assert.ok(varIsPresent("#reset-stylesheet-selector", "reset-stylesheet-selector"), "Vanilla CSS styles in app.css are preserved");
   });
 
-  skip("Ember Builtins Integration", async function(assert) {
+  test("Ember Builtins Integration", async function(assert) {
     await visit("/ember-builtins", "Navigated to test case");
     assert.equal(currentURL(), "/ember-builtins");
     assert.ok(varIsPresent("#link-to-helper", "link-to-helper"), "Link-to helpers receive classes");
@@ -87,7 +87,7 @@ module("Acceptance | Template Discovery", function(hooks) {
     assert.ok(varIsPresent("#addon-component-sub-class", "addon-component-block-class-state"), "Sub-class state applied when enabled");
   });
 
-  skip("Lazy Engine Block Integration", async function(assert) {
+  test("Lazy Engine Block Integration", async function(assert) {
     await visit("/@css-blocks-fixtures-v2/ember-lazy-engine");
     assert.equal(currentURL(), "/@css-blocks-fixtures-v2/ember-lazy-engine", "Navigated to test case");
     assert.ok(varIsPresent("#scope", "in-repo-lazy-engine-scope"), "Scope style applied to root element");