fix(win32): handle cases where "node" is quoted (#102)

Author: isaacs

index.js

@@ -417,8 +417,13 @@ function setup (argv, env) {
     var cmdShim =
       '@echo off\r\n' +
       'SETLOCAL\r\n' +
+      'CALL :find_dp0\r\n' +
       'SET PATHEXT=%PATHEXT:;.JS;=;%\r\n' +
-      '"' + process.execPath + '"' + ' "%~dp0\\.\\node" %*\r\n'
+      '"' + process.execPath + '"' + ' "%dp0%node" %*\r\n' +
+      'EXIT /b %errorlevel%\r\n'+
+      ':find_dp0\r\n' +
+      'SET dp0=%~dp0\r\n' +
+      'EXIT /b\r\n'
 
     fs.writeFileSync(workingDir + '/node.cmd', cmdShim)
     fs.chmodSync(workingDir + '/node.cmd', '0755')