Initial commit

1 files changed, 11 insertions, 0 deletions

diff --git a/node_modules/is-npm/index.js b/node_modules/is-npm/index.js
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index 0000000..000a893
--- /dev/null
+++ b/node_modules/is-npm/index.js
@@ -0,0 +1,11 @@
+'use strict';
+
+const packageJson = process.env.npm_package_json;
+const userAgent = process.env.npm_config_user_agent;
+const isYarn = Boolean(userAgent && userAgent.startsWith('yarn'));
+const isNpm = Boolean(userAgent && userAgent.startsWith('npm'));
+const isNpm7 = Boolean(packageJson && packageJson.endsWith('package.json'));
+
+module.exports.isNpmOrYarn = isNpm || isNpm7 || isYarn;
+module.exports.isNpm = isNpm || isNpm7;
+module.exports.isYarn = isYarn;