⚡ perf(vscode): 代码阅读预览的文档消息里源码和着色只带一份：块不再各带一份连子块在内的整段源码和上色，编辑框按块的编辑范围从整份源码和着色里取，5126 行的消息 4.3MB → 1.9MB

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

@@ -2,7 +2,7 @@ import type { BlockView } from '../blockView'
 import type { Inline, LanguageAdapter, PropertyRow, Segment, Translator } from '../contract'
 import { describe, expect, it } from 'vitest'
 import { fileAttributes } from '../attributes'
-import { readBlockViews, toBlockViews } from '../blockView'
+import { blockCodes, readBlockViews, toBlockViews } from '../blockView'
 import { replaceLines } from '../editText'
 import { celeryRule } from '../rules/celery'
 import { dataclassRule } from '../rules/dataclass'
@@ -231,7 +231,7 @@ describe('异常卡片（Python）', () => {
     const source = PY_CASES.split('\n')
     const base = named(await pyViews(PY_CASES), 'Base')
     expect([source[base.startLine], source[base.endLine]]).toEqual(['class Base(Exception):', '    # 收尾'])
-    expect(replaceLines(PY_CASES, base.startLine, base.endLine, base.code.replace('code = "E"', 'code = "F"')))
+    expect(replaceLines(PY_CASES, base.startLine, base.endLine, blockCodes(PY_CASES)(base).replace('code = "E"', 'code = "F"')))
       .toBe(PY_CASES.replace('code = "E"', 'code = "F"'))
     expect(PY_CASES.slice(base.defines?.startIndex, base.defines?.endIndex)).toBe('Base')
     const rows = properties(base)
@@ -303,13 +303,13 @@ describe('异常卡片（宿主、筛选、中文名）', () => {
       .toContainEqual({ id: 'exception', name: '异常', count: 10 })
   })
 
-  it('各块的源码着色拼起来等于编辑范围的整行源码', async () => {
+  it('各块的源码是编辑范围的整行源码去共同缩进', async () => {
     for (const [list, source] of [[await pyViews(APP), APP], [await pyViews(COMMERCE), COMMERCE], [await tsViews(TS), TS]] as const) {
       const rows = source.split('\n')
+      const code = blockCodes(source)
       for (const view of flatten(list)) {
-        expect(view.codeTokens.map(token => token.text).join(''), view.id).toBe(view.code)
         const indent = Math.min(...rows.slice(view.startLine, view.endLine + 1).filter(row => row.trim()).map(row => row.length - row.trimStart().length))
-        expect(view.code, view.id).toBe(rows.slice(view.startLine, view.endLine + 1).map(row => row.slice(indent)).join('\n'))
+        expect(code(view), view.id).toBe(rows.slice(view.startLine, view.endLine + 1).map(row => row.slice(indent)).join('\n'))
       }
     }
   })

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

@@ -1,7 +1,7 @@
 import type { BlockView } from '../blockView'
 import type { Outline } from '../testSupport'
 import { describe, expect, it } from 'vitest'
-import { toBlockViews } from '../blockView'
+import { blockCodes, toBlockViews } from '../blockView'
 import { blockMarks } from '../diff/viewDiff'
 import { rustImplRule } from '../rules/rustImpl'
 import { isCrateRoot } from '../rules/rustTree'
@@ -143,8 +143,9 @@ describe('rust 语言卡片', () => {
     const list = await views(source)
     const mod = list.find(block => block.kind === 'module')
     expect(mod?.kind).toBe('module')
-    expect(list.some(block => block.kind === 'statement' && block.code.includes('const LIMIT'))).toBe(false)
-    expect(list.filter(block => block.kind === 'statement').map(block => block.code)).toEqual(['mod other;'])
+    const code = blockCodes(source)
+    expect(list.some(block => block.kind === 'statement' && code(block).includes('const LIMIT'))).toBe(false)
+    expect(list.filter(block => block.kind === 'statement').map(code)).toEqual(['mod other;'])
     expect(mod?.children.map(block => block.kind)).toEqual(['import', 'const', 'variable', 'function', 'function', 'statement', 'statement'])
     expect(viewLines(mod ? [mod] : [])).toEqual([
       'module 1',