第二章 JS 進階：this與作用域/closure/非同步基礎/async-await 4 關 24 題

[Retsomm]

全數通過自動執行驗證（累計 48 題 792 項檢查）

Summary by CodeRabbit

• New Features
  • Added the JavaScript Advanced chapter to the learning experience.
  • Added four lessons covering this and scope, closures, asynchronous fundamentals, and async/await.
  • Included interactive exercises with code examples, multiple-choice answers, explanations, and answer verification.

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Project	Deployment	Actions	Updated (UTC)
easy-learn	Ready	Preview, Comment	Jul 10, 2026 7:05am

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro Plus

Run ID: 1ad614b2-11f7-4a39-b7a0-6f785e04ceb6

📥 Commits

Reviewing files that changed from the base of the PR and between d440499 and f9512dc.

📒 Files selected for processing (5)

• src/data/chapters.js
• src/data/questions/jsa-1-this-scope.json
• src/data/questions/jsa-2-closures.json
• src/data/questions/jsa-3-async-basics.json
• src/data/questions/jsa-4-async-await.json

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📝 Walkthrough

Walkthrough

Four JavaScript Advanced lesson datasets are added for scope, closures, asynchronous basics, and async/await. The chapter configuration now imports and exposes these four lessons instead of showing an empty coming-soon placeholder.

Changes

JavaScript Advanced curriculum

Layer / File(s)	Summary
Advanced lesson question datasets src/data/questions/jsa-1-this-scope.json, src/data/questions/jsa-2-closures.json, src/data/questions/jsa-3-async-basics.json, src/data/questions/jsa-4-async-await.json	Adds six verified JavaScript questions per lesson, including prompts, code samples, options, answers, explanations, and expected outputs or errors.
Chapter lesson registration src/data/chapters.js	Imports jsa1 through jsa4 and assigns them to the “JavaScript 進階” chapter levels, replacing the empty placeholder state.

Estimated code review effort: 3 (Moderate) | ~20 minutes

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	標題準確概括了本次新增的第二章 JS 進階內容、主題範圍與 4 關 24 題。
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

📝 Generate docstrings

• Create stacked PR
• Commit on current branch

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch dev

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