Using ShellJS

external/shelljs/make.js

@@ -0,0 +1,46 @@
+require('./global');
+
+global.target = {};
+
+// This ensures we only execute the script targets after the entire script has
+// been evaluated
+var args = process.argv.slice(2);
+setTimeout(function() {
+
+  if (args.length === 1 && args[0] === '--help') {
+    console.log('Available targets:');
+    for (t in target)
+      console.log('  ' + t);
+    return;
+  }
+
+  // Wrap targets to prevent duplicate execution
+  for (t in target) {
+    (function(t, oldTarget){
+
+      // Wrap it
+      target[t] = function(force) {
+        if (oldTarget.done && !force)
+          return;
+        oldTarget.done = true;
+        return oldTarget(arguments);
+      }
+
+    })(t, target[t]);
+  }
+
+  // Execute desired targets
+  if (args.length > 0) {
+    args.forEach(function(arg) {
+      if (arg in target) 
+        target[arg]();
+      else {
+        console.log('no such target: ' + arg);
+        exit(1);
+      }
+    });
+  } else if ('all' in target) {
+    target.all();
+  }
+
+}, 0);