Method toPath

packages/compiler-cli/src/ngtsc/cycles/src/imports.ts:161–171

* Back track through this found SourceFile and its ancestors to generate an array of * SourceFiles that form am import path between two SourceFiles.

()

   * SourceFiles that form am import path between two SourceFiles.
   */
  toPath(): ts.SourceFile[] {
    const array: ts.SourceFile[] = [];
    let current: Found | null = this;
    while (current !== null) {
      array.push(current.sourceFile);
      current = current.parent;
    }
    // Pushing and then reversing, O(n), rather than unshifting repeatedly, O(n^2), avoids
    // manipulating the array on every iteration: https://stackoverflow.com/a/26370620
    return array.reverse();
  }
}