Merge pull request #15 from nongrata081/feature/issues-7-enforce-yarn

feat(enforce-yarn): enforce yarn instead of npm on install of packages
nongrata081 · Mar 31, 2019 · 54104c4 · 54104c4
2 parents 872b073 + 5802eca
commit 54104c4
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diff --git a/package.json b/package.json
@@ -3,6 +3,7 @@
   "version": "0.0.0",
   "description": "seed repository with basic functionality",
   "scripts": {
+    "preinstall": "node scripts/enforce-yarn.js",
     "commit": "git-cz",
     "enforce:gitflow": "node ./node_modules/.bin/enforce-gitflow-branches"
   },

diff --git a/scripts/enforce-yarn.js b/scripts/enforce-yarn.js
@@ -0,0 +1,8 @@
+/**
+ * Restrict using `npm` for installing packages
+ */
+if (process.env.npm_execpath.indexOf('yarn') === -1) {
+    console.error('You must use Yarn to install dependencies:');
+    console.error('  $ yarn install');
+    process.exit(1);
+}