 
   # Invoke another task in the Cakefile.
   invoke: (name) ->
+    no_such_task name unless tasks[name]
     tasks[name].action()
 }
 

      eval coffee.compile source
      return print_tasks() unless args.length
      for arg in args
        throw new Error('No such task: "' + arg + '"') unless tasks[arg]
        tasks[arg].action()


coffee:   require 'coffee-script'

tasks: {}

no_such_task: (task) ->
  process.stdio.writeError('No such task: "' + task + '"\n')
  process.exit(1)

# Mixin the Cake functionality.
process.mixin {
