Implementing a Stepping Debugger in JavaScript

In my previous post I introduced Unwinder, a project which implements continuations in JavaScript. What does that have to do with stepping debuggers? Unwinder uses continuations to implement a debugger, since it can reuse the same machinery to pause code at any time. This post could be titled "Implementing Continuations in JavaScript," but a lot more people know what a stepping debugger is. Beside

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JavaScriptをステップ実行できるエディタをどうやって実装するか。 regeneratorとステートマシーン、コールスタックの実装、ブレークポイントの対応など