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30 lines
636 B
30 lines
636 B
4 years ago
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'use strict';
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const cmp = require('semver/functions/cmp');
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const semver = require('semver/functions/coerce');
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const has = Function.call.bind({}.hasOwnProperty);
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function compare(a, operator, b) {
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return cmp(semver(a), operator, semver(b));
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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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has,
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intersection,
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semver,
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sortObjectByKey,
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};
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