constructor(options = {}) {
    this.options = {
      shouldIgnorePath: options.shouldIgnorePath ?? defaultShouldIgnorePath,
      isSourceMapAsset: options.isSourceMapAsset ?? defaultIsSourceMapAsset,
    }
  }
This plugin adds a field to source maps that identifies which sources are
vendored or runtime-injected (aka third-party) sources. These are consumed by
Chrome DevTools to automatically ignore-list sources.