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99 lines
3.2 KiB
99 lines
3.2 KiB
'use strict';
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Object.defineProperty(exports, '__esModule', {
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value: true
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});
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exports.setState =
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exports.setMatchers =
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exports.getState =
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exports.getMatchers =
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exports.INTERNAL_MATCHER_FLAG =
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void 0;
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var _jestGetType = require('jest-get-type');
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var _asymmetricMatchers = require('./asymmetricMatchers');
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var Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
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// Global matchers object holds the list of available matchers and
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// the state, that can hold matcher specific values that change over time.
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const JEST_MATCHERS_OBJECT = Symbol.for('$$jest-matchers-object');
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// Notes a built-in/internal Jest matcher.
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// Jest may override the stack trace of Errors thrown by internal matchers.
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const INTERNAL_MATCHER_FLAG = Symbol.for('$$jest-internal-matcher');
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exports.INTERNAL_MATCHER_FLAG = INTERNAL_MATCHER_FLAG;
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if (!Object.prototype.hasOwnProperty.call(globalThis, JEST_MATCHERS_OBJECT)) {
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const defaultState = {
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assertionCalls: 0,
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expectedAssertionsNumber: null,
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isExpectingAssertions: false,
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suppressedErrors: [] // errors that are not thrown immediately.
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};
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Object.defineProperty(globalThis, JEST_MATCHERS_OBJECT, {
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value: {
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matchers: Object.create(null),
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state: defaultState
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}
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});
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}
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const getState = () => globalThis[JEST_MATCHERS_OBJECT].state;
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exports.getState = getState;
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const setState = state => {
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Object.assign(globalThis[JEST_MATCHERS_OBJECT].state, state);
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};
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exports.setState = setState;
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const getMatchers = () => globalThis[JEST_MATCHERS_OBJECT].matchers;
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exports.getMatchers = getMatchers;
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const setMatchers = (matchers, isInternal, expect) => {
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Object.keys(matchers).forEach(key => {
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const matcher = matchers[key];
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if (typeof matcher !== 'function') {
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throw new TypeError(
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`expect.extend: \`${key}\` is not a valid matcher. Must be a function, is "${(0,
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_jestGetType.getType)(matcher)}"`
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);
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}
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Object.defineProperty(matcher, INTERNAL_MATCHER_FLAG, {
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value: isInternal
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});
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if (!isInternal) {
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// expect is defined
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class CustomMatcher extends _asymmetricMatchers.AsymmetricMatcher {
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constructor(inverse = false, ...sample) {
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super(sample, inverse);
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}
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asymmetricMatch(other) {
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const {pass} = matcher.call(
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this.getMatcherContext(),
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other,
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...this.sample
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);
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return this.inverse ? !pass : pass;
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}
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toString() {
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return `${this.inverse ? 'not.' : ''}${key}`;
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}
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getExpectedType() {
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return 'any';
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}
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toAsymmetricMatcher() {
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return `${this.toString()}<${this.sample.map(String).join(', ')}>`;
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}
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}
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Object.defineProperty(expect, key, {
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configurable: true,
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enumerable: true,
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value: (...sample) => new CustomMatcher(false, ...sample),
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writable: true
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});
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Object.defineProperty(expect.not, key, {
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configurable: true,
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enumerable: true,
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value: (...sample) => new CustomMatcher(true, ...sample),
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writable: true
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});
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}
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});
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Object.assign(globalThis[JEST_MATCHERS_OBJECT].matchers, matchers);
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};
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exports.setMatchers = setMatchers;
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