✨ feat(vscode): 代码阅读把字典、对象字面量的值展开成键值树

vscode/src/codeReader/languages/python.test.ts

@@ -236,6 +236,35 @@ describe('python 属性表信息（facts）', () => {
     expect(found[9]).toMatchObject({ name: '_helper', access: 'private' })
     expect(found[10]).not.toHaveProperty('access')
   })
+
+  it('字典字面量的各项：字符串键、名字键、嵌套字典连它的各项、**展开；空字典是空数组，别的值没有；类属性也有', async () => {
+    const source = [
+      '_KEYS = {',
+      '    "published": "contests:publish",',
+      '    key: 1,',
+      '    # 注释不算一项',
+      '    "nested": {"a": {}, "b": [1]},',
+      '    **other,',
+      '}',
+      'EMPTY = {}',
+      'ITEMS = [1]',
+      'class K:',
+      '    labels = {"x": 1}',
+    ].join('\n')
+    const found = await facts(source)
+    expect(found[1]).toMatchObject({ access: 'private', declarators: [{ name: '_KEYS', entries: [
+      { kind: 'pair', key: '"published"', value: '"contests:publish"' },
+      { kind: 'pair', key: 'key', value: '1' },
+      { kind: 'pair', key: '"nested"', value: '{"a": {}, "b": [1]}', entries: [
+        { kind: 'pair', key: '"a"', value: '{}', entries: [] },
+        { kind: 'pair', key: '"b"', value: '[1]' },
+      ] },
+      { kind: 'spread', value: 'other' },
+    ] }] })
+    expect(found[8]).toEqual({ access: 'public', declarators: [{ name: 'EMPTY', value: '{}', entries: [] }] })
+    expect(found[9]).toEqual({ access: 'public', declarators: [{ name: 'ITEMS', value: '[1]' }] })
+    expect(found[11]).toEqual({ access: 'public', declarators: [{ name: 'labels', value: '{"x": 1}', entries: [{ kind: 'pair', key: '"x"', value: '1' }] }] })
+  })
 })
 
 describe('python 类', () => {