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-blocks/core/msg.js

@@ -0,0 +1,62 @@
+/**
+ * @license
+ * Visual Blocks Editor
+ *
+ * Copyright 2013 Google Inc.
+ * https://developers.google.com/blockly/
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @fileoverview Empty name space for the Message singleton.
+ * @author scr@google.com (Sheridan Rawlins)
+ */
+'use strict';
+
+/**
+ * Name space for the Msg singleton.
+ * Msg gets populated in the message files.
+ */
+goog.provide('Blockly.Msg');
+
+
+/**
+ * Back up original getMsg function.
+ * @type {!Function}
+ */
+goog.getMsgOrig = goog.getMsg;
+
+/**
+ * Gets a localized message.
+ * Overrides the default Closure function to check for a Blockly.Msg first.
+ * Used infrequently, only known case is TODAY button in date picker.
+ * @param {string} str Translatable string, places holders in the form {$foo}.
+ * @param {Object<string, string>=} opt_values Maps place holder name to value.
+ * @return {string} message with placeholders filled.
+ * @suppress {duplicate}
+ */
+goog.getMsg = function(str, opt_values) {
+  var key = goog.getMsg.blocklyMsgMap[str];
+  if (key) {
+    str = Blockly.Msg[key];
+  }
+  return goog.getMsgOrig(str, opt_values);
+};
+
+/**
+ * Mapping of Closure messages to Blockly.Msg names.
+ */
+goog.getMsg.blocklyMsgMap = {
+  'Today': 'TODAY'
+};