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62 lines
1.8 KiB
62 lines
1.8 KiB
3 years ago
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'use strict';
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// eslint-disable-next-line es/no-object-hasown -- safe
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const has = Object.hasOwn || Function.call.bind({}.hasOwnProperty);
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function semver(input) {
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if (input instanceof semver) return input;
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// eslint-disable-next-line new-cap -- ok
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if (!(this instanceof semver)) return new semver(input);
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const match = /(\d+)(?:\.(\d+))?(?:\.(\d+))?/.exec(input);
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if (!match) throw TypeError(`Invalid version: ${ input }`);
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const [, $major, $minor, $patch] = match;
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this.major = +$major;
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this.minor = $minor ? +$minor : 0;
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this.patch = $patch ? +$patch : 0;
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}
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semver.prototype.toString = function () {
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return `${ this.major }.${ this.minor }.${ this.patch }`;
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};
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function compare($a, operator, $b) {
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const a = semver($a);
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const b = semver($b);
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for (const component of ['major', 'minor', 'patch']) {
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if (a[component] < b[component]) return operator === '<' || operator === '<=' || operator === '!=';
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if (a[component] > b[component]) return operator === '>' || operator === '>=' || operator === '!=';
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} return operator === '==' || operator === '<=' || operator === '>=';
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}
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function filterOutStabilizedProposals(modules) {
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const modulesSet = new Set(modules);
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for (const $module of modulesSet) {
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if ($module.startsWith('esnext.') && modulesSet.has($module.replace(/^esnext\./, 'es.'))) {
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modulesSet.delete($module);
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}
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}
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return [...modulesSet];
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}
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function intersection(list, order) {
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const set = list instanceof Set ? list : new Set(list);
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return order.filter(name => set.has(name));
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}
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function sortObjectByKey(object, fn) {
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return Object.keys(object).sort(fn).reduce((memo, key) => {
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memo[key] = object[key];
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return memo;
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}, {});
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}
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module.exports = {
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compare,
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filterOutStabilizedProposals,
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has,
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intersection,
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semver,
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sortObjectByKey,
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};
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