/**
 * Copyright 2022 Gravwell, Inc. All rights reserved.
 *
 * Contact: [legal@gravwell.io](mailto:legal@gravwell.io)
 *
 * This software may be modified and distributed under the terms of the MIT
 * license. See the LICENSE file for details.
 */

export const ELEMENT_FILTER_OPERATIONS = new Set(['==', '!=', '>', '>=', '<', '<=', '~', '!~'] as const);

export type RawElementFilterOperation = typeof ELEMENT_FILTER_OPERATIONS extends Set<infer T> ? T : never;

export const isRawElementFilterOperation = (v: unknown): v is RawElementFilterOperation =>
	ELEMENT_FILTER_OPERATIONS.has(v as RawElementFilterOperation);

export const isElementFilterOperation = (v: unknown): v is ElementFilterOperation => isRawElementFilterOperation(v);

export type ElementFilterOperation = RawElementFilterOperation;