Ensure that plugin-transform-class-static-block is provided

lib/ember-plugins.js

@@ -162,6 +162,17 @@ function _getModuleResolutionPlugins(config) {
 function _getProposalDecoratorsAndClassPlugins(config) {
   if (!config.shouldIgnoreDecoratorAndClassPlugins) {
     return [
+    /**
+      * Required for apps to use `@ember/template-compliation`
+      * for transforming templates from babel-plugin-ember-template-compilation
+      * which shipped in ember-cli-htmlbars 6.2
+      *
+      * Normally this plugin wouldn't be required because the feature has shipped
+      * in all browsers, but because we have legacy decorators, and
+      * legacy decorators do not support parsing the static block syntax,
+      * we need to compile it away.
+      */
+      ["@babel/plugin-transform-class-static-block"],
       ["@babel/plugin-proposal-decorators", { legacy: true }],
       ["@babel/plugin-proposal-class-properties"],
     ];

node-tests/addon-test.js

@@ -126,6 +126,32 @@ describe('ember-cli-babel', function() {
       });
     }));
 
+    describe('static class blocks', function() {
+      it('can compile static blocks', co.wrap(function*(){
+        input.write({
+          'foo.js': stripIndent`
+            let Second = class Second extends Component {
+              static {
+                // Set Foo.bar = 1;
+                this.bar = 1;
+              }
+            }
+          `
+        });
+
+        subject = this.addon.transpileTree(input.path());
+        output = createBuilder(subject);
+
+        yield output.build();
+
+        expect(
+          output.read()
+        ).to.deep.equal({
+          "foo.js": "function _typeof(o) { \"@babel/helpers - typeof\"; return _typeof = \"function\" == typeof Symbol && \"symbol\" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && \"function\" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? \"symbol\" : typeof o; }, _typeof(o); }\ndefine(\"foo\", [], function () {\n  \"use strict\";\n\n  var _class;\n  function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor); } }\n  function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, \"prototype\", { writable: false }); return Constructor; }\n  function _toPropertyKey(arg) { var key = _toPrimitive(arg, \"string\"); return _typeof(key) === \"symbol\" ? key : String(key); }\n  function _toPrimitive(input, hint) { if (_typeof(input) !== \"object\" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || \"default\"); if (_typeof(res) !== \"object\") return res; throw new TypeError(\"@@toPrimitive must return a primitive value.\"); } return (hint === \"string\" ? String : Number)(input); }\n  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n  function _inherits(subClass, superClass) { if (typeof superClass !== \"function\" && superClass !== null) { throw new TypeError(\"Super expression must either be null or a function\"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); Object.defineProperty(subClass, \"prototype\", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }\n  function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }\n  function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }\n  function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === \"object\" || typeof call === \"function\")) { return call; } else if (call !== void 0) { throw new TypeError(\"Derived constructors may only return object or undefined\"); } return _assertThisInitialized(self); }\n  function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError(\"this hasn't been initialised - super() hasn't been called\"); } return self; }\n  function _isNativeReflectConstruct() { if (typeof Reflect === \"undefined\" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === \"function\") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }\n  function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }\n  var Second = (_class = /*#__PURE__*/function (_Component) {\n    _inherits(Second, _Component);\n    var _super = _createSuper(Second);\n    function Second() {\n      _classCallCheck(this, Second);\n      return _super.apply(this, arguments);\n    }\n    return _createClass(Second);\n  }(Component), _class.bar = 1, _class);\n});"
+        });
+      }));
+    });
+
     describe('decorators and class fields', function() {
       it(
         "can compile decorators",

package.json

@@ -46,6 +46,7 @@
     "@babel/helper-compilation-targets": "^7.20.7",
     "@babel/plugin-proposal-class-properties": "^7.16.5",
     "@babel/plugin-proposal-decorators": "^7.20.13",
+    "@babel/plugin-transform-class-static-block": "^7.22.11",
     "@babel/plugin-proposal-private-methods": "^7.16.5",
     "@babel/plugin-proposal-private-property-in-object": "^7.20.5",
     "@babel/plugin-transform-modules-amd": "^7.20.11",