More discreet post-install

mde · Nov 19, 2019 · 228d8e4 · cesine · Jul 20, 2020 · cesine
1 parent bd3f7c8
commit 228d8e4
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Showing 3 changed files with 17 additions and 1 deletion.
diff --git a/jakefile.js b/jakefile.js
@@ -60,6 +60,7 @@ publishTask('ejs', ['build'], function () {
     'README.md',
     'LICENSE',
     'package.json',
+    'postinstall.js',
     'ejs.js',
     'ejs.min.js',
     'lib/**'

diff --git a/package.json b/package.json
@@ -32,6 +32,6 @@
     "node": ">=0.10.0"
   },
   "scripts": {
-    "postinstall": "node -e \"console.log('Thank you for installing \\u001b[35mEJS\\u001b[0m: built with the \\u001b[32mJake\\u001b[0m JavaScript build tool (\\u001b[32mhttps://jakejs.com/\\u001b[0m)\\n');\""
+    "postinstall": "node ./postinstall.js"
   }
 }
diff --git a/postinstall.js b/postinstall.js
@@ -0,0 +1,15 @@
+#!/usr/bin/env node
+
+function isTrue(value) {
+  return !!value && value !== '0' && value !== 'false';
+}
+
+let envDisable = isTrue(process.env.DISABLE_OPENCOLLECTIVE) || isTrue(process.env.CI);
+let logLevel = process.env.npm_config_loglevel;
+let logLevelDisplay = ['silent', 'error', 'warn'].indexOf(logLevel) > -1;
+
+if (!envDisable && !logLevelDisplay) {
+  console.log('Thank you for installing \u001b[35mEJS\u001b[0m: built with the \u001b[32mJake\u001b[0m JavaScript build tool (\u001b[32mhttps://jakejs.com/\u001b[0m)\n');
+}
+
+