Fixed node/npm/grunt tasks to use global install if available

build/_bower.shade

@@ -1,7 +1,7 @@
 default currentDir = '${Directory.GetCurrentDirectory()}'
 default nodeDir = '${Path.Combine(currentDir, "bin", "nodejs")}'
 
-var bowerGloballyInstalled = '${TestCommand("bower --version")}'
+var bowerGloballyInstalled = '${TestCommand("bower", "--version")}'
 var bowerInstalled = '${Directory.Exists(Path.Combine(nodeDir, "node_modules", "bower"))}'
 var bowerCmd = '${ bowerGloballyInstalled ? "bower" : Path.Combine(nodeDir, "node_modules", "bower", "bin", "bower") }'
 
@@ -9,5 +9,5 @@ var bowerCmd = '${ bowerGloballyInstalled ? "bower" : Path.Combine(nodeDir, "nod
 npm npmCommand='install --prefix ${nodeDir} bower' if='!(bowerGloballyInstalled || bowerInstalled)' once='installBower'
 
 - // Run bower
-exec program='${bowerCmd}' commandline='${bowerCommand}' if='bowerGloballyInstalled'
+exec program='cmd' commandline='/C ${bowerCmd} ${bowerCommand}' workingdir='${bowerDir}' if='bowerGloballyInstalled'
 node nodeCommand='${bowerCmd} ${bowerCommand}' workingdir='${bowerDir}' if='!bowerGloballyInstalled'

build/_grunt.shade

@@ -1,9 +1,13 @@
 default currentDir = '${Directory.GetCurrentDirectory()}'
 default nodeDir = '${Path.Combine(currentDir, "bin", "nodejs")}'
+
+var gruntCliGloballyInstalled = '${TestCommand("grunt", "--version")}'
 var gruntCliInstalled = '${Directory.Exists(Path.Combine(nodeDir, "node_modules", "grunt-cli"))}'
+var gruntCmd = '${ gruntCliGloballyInstalled ? "grunt" : Path.Combine(nodeDir, "node_modules", "grunt-cli") }'
 
 -// Install grunt-cli locally
-npm npmCommand='install --prefix ${nodeDir} grunt-cli' if='!gruntCliInstalled' once='installGruntCli'
+npm npmCommand='install --prefix ${nodeDir} grunt-cli' if='!(gruntCliGloballyInstalled || gruntCliInstalled)' once='installGruntCli'
 
 -// Run grunt
-node nodeCommand='${Path.Combine(nodeDir, "node_modules", "grunt-cli", "bin", "grunt")}' workingdir='${gruntDir}'
+exec program='cmd' commandline='/C ${gruntCmd}' workingdir='${gruntDir}' if='gruntCliGloballyInstalled'
+node nodeCommand='${Path.Combine(nodeDir, "node_modules", "grunt-cli", "bin", "grunt")}' workingdir='${gruntDir}' if='!gruntCliGloballyInstalled'

build/_k-standard-goals.shade

@@ -115,29 +115,29 @@ functions @{
                       .Select(p => Path.GetDirectoryName(p))
                       .Distinct();
     }
-    bool TestCommand(string program, string commandline = null) {
+    bool TestCommand(string program, string commandline) {
       // Tests whether a given command succeeds at the command line.
       // Useful for testing whether a given command is installed and on the path, e.g. node
       var processStartInfo = new ProcessStartInfo {
         UseShellExecute = false,
-        WorkingDirectory = Directory.GetCurrentDirectory(),
-        FileName = program,
-        Arguments = commandline,
+        FileName = "cmd",
+        Arguments = "/C " + program + " " + commandline,
       };
       try {
         Log.Info(string.Format("Testing for command: {0} {1}", program, commandline));
         var process = Process.Start(processStartInfo);
         process.WaitForExit();
         if (process.ExitCode == 0) {
-          Log.Info("   command found");
+          Log.Info("   command found (0 exit code)");
           return true;
         }
         else {
-          Log.Warn("   command not found");
+          Log.Warn("   command not found (non-0 exit code)");
           return false;
         }
       }
-      catch (Exception) {
+      catch (Exception ex) {
+        Log.Warn("   command exception: " + ex.ToString());
         Log.Warn("   command not found");
         return false;
       }

build/_node-install.shade

@@ -10,7 +10,7 @@ default nodeVer = '0.10.28'
 default npmVer = '1.4.9'
 default nodeExeSha = '628FFD6C3577068C00CEC9F6F897F0EC8F5212D9'
 default nodeInstallDir = '${Path.Combine(binDir, "nodejs")}'
-default nodeGloballyInstalled = '${TestCommand("node --version")}'
+default nodeGloballyInstalled = '${TestCommand("node" , "--version")}'
 
 var nodeExe = 'node.exe'
 var npmZip = 'npm-${npmVer}.zip'

build/_node.shade

@@ -1,6 +1,6 @@
 default currentDir = '${Directory.GetCurrentDirectory()}'
 default nodeDir = '${Path.Combine(currentDir, "bin", "node")}'
-default nodeGloballyInstalled = '${TestCommand("node --version")}'
+default nodeGloballyInstalled = '${TestCommand("node", "--version")}'
 
 var nodeExePath = '${ nodeGloballyInstalled ? "node" : Path.Combine(nodeDir, "node.exe") }'
 

build/_npm.shade

@@ -2,8 +2,8 @@ default currentDir = '${Directory.GetCurrentDirectory()}'
 default nodeDir = '${Path.Combine(currentDir, "bin", "nodejs")}'
 default npmDir = '${currentDir}'
 
-var npmGloballyInstalled = '${TestCommand("npm --version")}'
+var npmGloballyInstalled = '${TestCommand("npm" , "--version")}'
 var npmCmd = '${ npmGloballyInstalled ? "npm" : Path.Combine(nodeDir, "npm.cmd") }'
 
 node-install once='installNode'
-exec program='${npmCmd}' commandline='${npmCommand}' workingdir='${npmDir}'
+exec program='cmd' commandline='/C ${npmCmd} ${npmCommand}' workingdir='${npmDir}'