Specify individual AST plugin config per test

hbs-minifier-plugin.js

@@ -7,6 +7,8 @@ const trailingWhiteSpace = /[ \t\r\n]+$/;
 const WHITESPACE = /^[ \t\r\n]+$/;
 
 function createGlimmerPlugin(config) {
+  normalizeConfig(config);
+
   // in this stack we track the nodes that cause us to skip the minification
   // e.g. `{{#no-minify}} ... {{/no-minify}}` blocks or `<pre></pre>` tags
   // depending on the configuration
@@ -191,7 +193,7 @@ function canTrimWhiteSpaceBasedOnClassNames(value, configClassNames) {
 
 
 function shouldSkipBlockStatement(node, config) {
-  let components = config.components;
+  let components = config.skip.components;
   if (components === 'all') {
     return true;
   }
@@ -202,7 +204,7 @@ function shouldSkipBlockStatement(node, config) {
 }
 
 function shouldSkipElementNode(node, config) {
-  let elements = config.elements;
+  let elements = config.skip.elements;
   if (elements === 'all') {
     return true;
   }
@@ -218,7 +220,14 @@ function shouldSkipClass(node, config) {
     return false;
   }
 
-  return !canTrimWhiteSpaceBasedOnClassNames(classAttrNode.value, config.classes);
+  return !canTrimWhiteSpaceBasedOnClassNames(classAttrNode.value, config.skip.classes);
+}
+
+function normalizeConfig(config = {}) {
+  config.skip = config.skip || {};
+  config.skip.elements = config.skip.elements || ['pre'];
+  config.skip.classes = config.skip.classes || [];
+  config.skip.components = config.skip.components || ['no-minify'];
 }
 
 module.exports = {

hbs-minifier-plugin.test.js

@@ -26,14 +26,6 @@ expect.addSnapshotSerializer({
   },
 });
 
-const defaultConfig = {
-  skip: {
-    elements: ['pre', 'address'],
-    classes: ['description'],
-    components: ['foo-bar', 'no-minify']
-  }
-};
-
 for (let version of versions) {
   let moduleName = 'HBS Minifier plugin';
   if (version !== DEFAULT) {
@@ -97,31 +89,43 @@ for (let version of versions) {
     });
 
     it('does not minify `tagNames` specified in .hbs-minifyrc.js', function() {
+      let config = {
+        skip: { elements: ['address'] },
+      };
+
       assert(`<address>
   Box 564,
   <b>
     Disneyland
   </b>
   <br>
   <u> USA </u>
-</address>`);
+</address>`, config);
     });
 
     it('does not minify `classNames` specified in .hbs-minifyrc.js', function() {
+      let config = {
+        skip: { classes: ['description'] },
+      };
+
       assert(`<div class="description">
   1
   <span>
     2
   </span>
-</div>`);
+</div>`, config);
     });
 
     it('does not minify `components` specified in .hbs-minifyrc.js', function() {
+      let config = {
+        skip: { components: ['foo-bar'] },
+      };
+
       assert(`{{#foo-bar}}
   <span>
     yield content
   </span>
-{{/foo-bar}}`);
+{{/foo-bar}}`, config);
     });
 
     it('minifies `tagNames` that are not specified in .hbs-minifyrc.js', function() {
@@ -152,17 +156,17 @@ for (let version of versions) {
 {{/my-component}}`);
     });
 
-    function assert(template) {
-      let ast = process(template);
+    function assert(template, config = {}) {
+      let ast = process(template, config);
       expect(ast).toMatchSnapshot();
 
       let printed = glimmer.print(ast);
       expect(`${template}\n---\n${printed}`).toMatchSnapshot();
     }
 
-    function process(template) {
+    function process(template, config) {
       let plugin = () => {
-        return require('./hbs-minifier-plugin').createGlimmerPlugin(defaultConfig.skip);
+        return require('./hbs-minifier-plugin').createGlimmerPlugin(config);
       };
       return glimmer.preprocess(template, {
         plugins: {

index.js

@@ -10,7 +10,7 @@ module.exports = {
     let options = app.options || {};
     let config = options['ember-hbs-minifier'] || {};
 
-    let HbsMinifierPlugin = require('./hbs-minifier-plugin').createRegistryPlugin(assignDefaultValues(config.skip));
+    let HbsMinifierPlugin = require('./hbs-minifier-plugin').createRegistryPlugin(config);
     registry.add('htmlbars-ast-plugin', {
       name: 'hbs-minifier-plugin',
       plugin: HbsMinifierPlugin,
@@ -28,16 +28,3 @@ module.exports = {
     this._setupPreprocessorRegistry(app);
   }
 };
-
-function assignDefaultValues(config) {
-  config = config || {};
-  let elements = config.elements || ['pre'];
-  let classes = config.classes || [];
-  let components = config.components || ['no-minify'];
-
-  return {
-    elements,
-    classes,
-    components
-  };
-}