| 1 | var spawn = require('cross-spawn');
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| 2 |
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| 3 | // Check if Yarn is installed globally
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| 4 | function checkYarn() {
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| 5 | try {
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| 6 | var command = spawn.sync('yarn', ['--version'])
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| 7 | var installed = command.stdout && command.stdout.toString().trim()
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| 8 | return !!installed;
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| 9 | } catch (e) {
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| 10 | return false;
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| 11 | }
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| 12 | }
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| 13 |
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| 14 | module.exports = checkYarn;
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