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- 'use strict';
- const { compare, intersection, semver } = require('./helpers');
- const modulesByVersions = require('./modules-by-versions');
- const modules = require('./modules');
- module.exports = function (raw) {
- const corejs = semver(raw);
- if (corejs.major !== 3) {
- throw RangeError('This version of `core-js-compat` works only with `core-js@3`.');
- }
- const result = [];
- for (const version of Object.keys(modulesByVersions)) {
- if (compare(version, '<=', corejs)) {
- result.push(...modulesByVersions[version]);
- }
- }
- return intersection(result, modules);
- };
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