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- /*
- Copyright 2018 Google LLC
- Use of this source code is governed by an MIT-style
- license that can be found in the LICENSE file or at
- https://opensource.org/licenses/MIT.
- */
- import { WorkboxError } from '../_private/WorkboxError.js';
- import '../_version.js';
- /*
- * This method throws if the supplied value is not an array.
- * The destructed values are required to produce a meaningful error for users.
- * The destructed and restructured object is so it's clear what is
- * needed.
- */
- const isArray = (value, details) => {
- if (!Array.isArray(value)) {
- throw new WorkboxError('not-an-array', details);
- }
- };
- const hasMethod = (object, expectedMethod, details) => {
- const type = typeof object[expectedMethod];
- if (type !== 'function') {
- details['expectedMethod'] = expectedMethod;
- throw new WorkboxError('missing-a-method', details);
- }
- };
- const isType = (object, expectedType, details) => {
- if (typeof object !== expectedType) {
- details['expectedType'] = expectedType;
- throw new WorkboxError('incorrect-type', details);
- }
- };
- const isInstance = (object,
- // Need the general type to do the check later.
- // eslint-disable-next-line @typescript-eslint/ban-types
- expectedClass, details) => {
- if (!(object instanceof expectedClass)) {
- details['expectedClassName'] = expectedClass.name;
- throw new WorkboxError('incorrect-class', details);
- }
- };
- const isOneOf = (value, validValues, details) => {
- if (!validValues.includes(value)) {
- details['validValueDescription'] = `Valid values are ${JSON.stringify(validValues)}.`;
- throw new WorkboxError('invalid-value', details);
- }
- };
- const isArrayOfClass = (value,
- // Need general type to do check later.
- expectedClass, // eslint-disable-line
- details) => {
- const error = new WorkboxError('not-array-of-class', details);
- if (!Array.isArray(value)) {
- throw error;
- }
- for (const item of value) {
- if (!(item instanceof expectedClass)) {
- throw error;
- }
- }
- };
- const finalAssertExports = process.env.NODE_ENV === 'production'
- ? null
- : {
- hasMethod,
- isArray,
- isInstance,
- isOneOf,
- isType,
- isArrayOfClass,
- };
- export { finalAssertExports as assert };
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