Function enable

src/adapter/breakpoints/breakpointBase.ts:176–213

* Sets the breakpoint in the provided thread and marks the "enabled" bit.

(thread: Thread)

   * Sets the breakpoint in the provided thread and marks the "enabled" bit.
   */
  public async enable(thread: Thread): Promise<void> {
    if (this.isEnabled) {
      return;
    }

    this.isEnabled = true;
    const promises: Promise<void>[] = [this._setPredicted(thread)];
    const source = this._manager._sourceContainer.source(this.source);
    if (!source || !(source instanceof SourceFromMap)) {
      promises.push(
        // For breakpoints set before launch, we don't know whether they are in a compiled or
        // a source map source. To make them work, we always set by url to not miss compiled.
        // Additionally, if we have two sources with the same url, but different path (or no path),
        // this will make breakpoint work in all of them.
        this._setByPath(
          thread,
          source?.offsetSourceToScript(this.originalPosition) || this.originalPosition,
        ),
      );
    }

    await Promise.all(promises);

    // double check still enabled to avoid racing
    if (source && this.isEnabled) {
      const uiLocations = await this._manager._sourceContainer.currentSiblingUiLocations({
        lineNumber: this.originalPosition.lineNumber,
        columnNumber: this.originalPosition.columnNumber,
        source,
      });

      await Promise.all(
        uiLocations.map(uiLocation =>
          this._setByUiLocation(thread, source.offsetSourceToScript(uiLocation))
        ),
      );
    }
  }

  /**
   * Updates the breakpoint's locations in the UI. Should be called whenever