Method uniqueName

packages/compiler/src/constant_pool.ts:213–219

* Produce a unique name in the context of this pool. * * The name might be unique among different prefixes if any of the prefixes end in * a digit so the prefix should be a constant string (not based on user input) and * must not end in a digit.

(name: string, alwaysIncludeSuffix = true)

   * must not end in a digit.
   */
  uniqueName(name: string, alwaysIncludeSuffix = true): string {
    const count = this._claimedNames.get(name) ?? 0;
    const result = count === 0 && !alwaysIncludeSuffix ? `${name}` : `${name}${count}`;

    this._claimedNames.set(name, count + 1);
    return result;
  }

  private freshName(): string {
    return this.uniqueName(CONSTANT_PREFIX);