| 1 | 'use strict';
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| 2 | var os = require('os');
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| 3 | var macosRelease = require('macos-release');
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| 4 | var winRelease = require('win-release');
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| 5 |
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| 6 | module.exports = function (platform, release) {
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| 7 | if (!platform && release) {
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| 8 | throw new Error('You can\'t specify a `release` without specfying `platform`');
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| 9 | }
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| 10 |
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| 11 | platform = platform || os.platform();
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| 12 | release = release || os.release();
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| 13 |
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| 14 | var id;
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| 15 |
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| 16 | if (platform === 'darwin') {
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| 17 | var prefix = Number(release.split('.')[0]) > 15 ? 'macOS' : 'OS X';
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| 18 | id = macosRelease(release).name;
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| 19 | return prefix + (id ? ' ' + id : '');
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| 20 | }
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| 21 |
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| 22 | if (platform === 'linux') {
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| 23 | id = release.replace(/^(\d+\.\d+).*/, '$1');
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| 24 | return 'Linux' + (id ? ' ' + id : '');
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| 25 | }
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| 26 |
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| 27 | if (platform === 'win32') {
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| 28 | id = winRelease(release);
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| 29 | return 'Windows' + (id ? ' ' + id : '');
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| 30 | }
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| 31 |
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| 32 | return platform;
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| 33 | };
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