Method indexExists

src/collection.ts:749–757

* Checks if one or more indexes exist on the collection, fails on first non-existing index * * @param indexes - One or more index names to check. * @param options - Optional settings for the command

(indexes: string | string[], options?: ListIndexesOptions)

   * @param options - Optional settings for the command
   */
  async indexExists(indexes: string | string[], options?: ListIndexesOptions): Promise<boolean> {
    const indexNames: string[] = Array.isArray(indexes) ? indexes : [indexes];
    const allIndexes: Set<string> = new Set(
      await this.listIndexes(options)
        .map(({ name }) => name)
        .toArray()
    );
    return indexNames.every(name => allIndexes.has(name));
  }

  /**
   * Retrieves this collections index info.