Initial commit of 001code-html Scratch frontend project.

Includes scratch-gui, scratch-vm, scratch-blocks, scratch-render, scratch-l10n, and deployment config.

Co-authored-by: Cursor <cursoragent@cursor.com>

scratch-gui/test/helpers/intl-helpers.jsx

@@ -0,0 +1,39 @@
+/*
+ * Helpers for using enzyme and react-test-renderer with react-intl
+ * Directly from https://github.com/yahoo/react-intl/wiki/Testing-with-React-Intl
+ */
+import React from 'react';
+import renderer from 'react-test-renderer';
+import {IntlProvider, intlShape} from 'react-intl';
+import {mount, shallow} from 'enzyme';
+
+const intlProvider = new IntlProvider({locale: 'en'}, {});
+const {intl} = intlProvider.getChildContext();
+
+const nodeWithIntlProp = node => React.cloneElement(node, {intl});
+
+const shallowWithIntl = (node, {context} = {}) => shallow(
+    nodeWithIntlProp(node),
+    {
+        context: Object.assign({}, context, {intl})
+    }
+);
+
+const mountWithIntl = (node, {context, childContextTypes} = {}) => mount(
+    nodeWithIntlProp(node),
+    {
+        context: Object.assign({}, context, {intl}),
+        childContextTypes: Object.assign({}, {intl: intlShape}, childContextTypes)
+    }
+);
+
+// react-test-renderer component for use with snapshot testing
+const componentWithIntl = (children, props = {locale: 'en'}) => renderer.create(
+    <IntlProvider {...props}>{children}</IntlProvider>
+);
+
+export {
+    componentWithIntl,
+    shallowWithIntl,
+    mountWithIntl
+};