Method replaceTween

packages/2d/src/lib/code/CodeSignal.ts:222–246

(range: CodeRange, code: string, duration: number)

  }

  private *replaceTween(range: CodeRange, code: string, duration: number) {
    let current = this.get();
    const [fragments, index] = extractRange(range, current.fragments);
    const progress = createSignal(0);
    const scope = {
      progress,
      fragments: [replace(fragments[index] as string, code)],
    };
    fragments[index] = scope;
    this.set({
      progress: current.progress,
      fragments,
    });

    yield* progress(1, duration);

    current = this.get();
    this.set({
      progress: current.progress,
      fragments: current.fragments.map(fragment =>
        fragment === scope ? code : fragment,
      ),
    });
    progress.context.dispose();
  }

  private *editTween(value: CodeTag[], duration: number) {
    this.progress(0);