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-vm/test/unit/tw_number_argument.js

@@ -0,0 +1,77 @@
+const {test} = require('tap');
+const Runtime = require('../../src/engine/runtime');
+const BlockType = require('../../src/extension-support/block-type');
+const ArgumentType = require('../../src/extension-support/argument-type');
+
+test('NUMBER argument defaultValue', t => {
+    const runtime = new Runtime();
+    runtime.on(Runtime.EXTENSION_ADDED, categoryInfo => {
+        /* eslint-disable max-len */
+        t.equal(
+            categoryInfo.blocks[0].xml,
+            '<block type="testextension_testNone"><value name="a"><shadow type="math_number"></shadow></value></block>'
+        );
+        t.equal(
+            categoryInfo.blocks[1].xml,
+            '<block type="testextension_testEmptyString"><value name="a"><shadow type="math_number"><field name="NUM"></field></shadow></value></block>'
+        );
+        t.equal(
+            categoryInfo.blocks[2].xml,
+            '<block type="testextension_testZeroString"><value name="a"><shadow type="math_number"><field name="NUM">0</field></shadow></value></block>'
+        );
+        t.equal(
+            categoryInfo.blocks[3].xml,
+            '<block type="testextension_testZeroNumber"><value name="a"><shadow type="math_number"><field name="NUM">0</field></shadow></value></block>'
+        );
+        /* eslint-enable max-len */
+        t.end();
+    });
+    runtime._registerExtensionPrimitives({
+        id: 'testextension',
+        blocks: [
+            {
+                type: BlockType.COMMAND,
+                opcode: 'testNone',
+                text: 'block [a]',
+                arguments: {
+                    a: {
+                        type: ArgumentType.NUMBER
+                    }
+                }
+            },
+            {
+                type: BlockType.COMMAND,
+                opcode: 'testEmptyString',
+                text: 'block [a]',
+                arguments: {
+                    a: {
+                        type: ArgumentType.NUMBER,
+                        defaultValue: ''
+                    }
+                }
+            },
+            {
+                type: BlockType.COMMAND,
+                opcode: 'testZeroString',
+                text: 'block [a]',
+                arguments: {
+                    a: {
+                        type: ArgumentType.NUMBER,
+                        defaultValue: '0'
+                    }
+                }
+            },
+            {
+                type: BlockType.COMMAND,
+                opcode: 'testZeroNumber',
+                text: 'block [a]',
+                arguments: {
+                    a: {
+                        type: ArgumentType.NUMBER,
+                        defaultValue: 0
+                    }
+                }
+            }
+        ]
+    });
+});