Fixing #17

Author: moufmouf

src/Environment.php

@@ -38,6 +38,14 @@ public static function isLinux()
         return PHP_OS === 'Linux';
     }
 
+    /**
+     * @return bool True if processor is Arm.
+     */
+    public static function isArm()
+    {
+        return strpos(strtolower(php_uname("m"), "arm")) === 0;
+    }
+
     /**
      * @return int Returns 32 or 64 depending on supported architecture.
      */

src/NodeJsInstaller.php

@@ -159,6 +159,8 @@ public function getNodeJSUrl($version)
             return "http://nodejs.org/dist/v".$version."/node-v".$version."-sunos-x86.tar.gz";
         } elseif (Environment::isSunOS() && Environment::getArchitecture() == 64) {
             return "http://nodejs.org/dist/v".$version."/node-v".$version."-sunos-x64.tar.gz";
+        } elseif (Environment::isLinux() && Environment::isArm()) {
+            throw new NodeJsInstallerException('NodeJS-installer cannot install Node on computers with ARM processors. Please install NodeJS globally on your machine first, then run composer again.');
         } elseif (Environment::isLinux() && Environment::getArchitecture() == 32) {
             return "http://nodejs.org/dist/v".$version."/node-v".$version."-linux-x86.tar.gz";
         } elseif (Environment::isLinux() && Environment::getArchitecture() == 64) {