cdeszaq · December 19, 2015 01:59 · Jul 1, 2013 · Jul 1, 2013 · Jul 1, 2013 · Jul 1, 2013
diff --git a/Solution.groovy b/Solution.groovy
@@ -1,5 +1,3 @@
-import java.text.NumberFormat
-
 // This can be used in lieu of changing the metaclass in the constructor, 
 // but affects _all_ classes, which can be a big overhead
 // ExpandoMetaClass.enableGlobally()

diff --git a/Problem.md b/Problem.md
@@ -0,0 +1 @@
+TODO: Fill in the problem statement
diff --git a/gistfile1.groovy → Solution.groovy b/gistfile1.groovy → Solution.groovy
diff --git a/gistfile1.groovy b/gistfile1.groovy
@@ -1,6 +1,9 @@
 import java.text.NumberFormat
 
-//ExpandoMetaClass.enableGlobally()
+// This can be used in lieu of changing the metaclass in the constructor, 
+// but affects _all_ classes, which can be a big overhead
+// ExpandoMetaClass.enableGlobally()
+
 class RobotDog {
     String name
 
@@ -40,15 +43,14 @@ class RobotDog {
     }
 
     def methodMissing(String commandName, args) {
-//        println "method missing called"
-
+
         // Create the method we'll call on subsequent commands
         def cachedMethod = { Object[] cmArgs ->
-            // println "${this.name} says: I don't know how to $commandName like this: $args"
+            // This is the default behavior when we don't know how to do something
             println "$name stares at you blankly"
         }
 
-        // Add it to the class so that it'll be called next time
+        // Add it to the class so that it'll be called next time instead of doing all this
         RobotDog.metaClass."$commandName" = cachedMethod // Adds it to the Class
         metaClass."$commandName" = cachedMethod          // Adds it to the object
 
@@ -57,6 +59,7 @@ class RobotDog {
     }
 }
 
+// Some instructions
 def input = '''jump
 bark
 paw
@@ -72,8 +75,14 @@ fetch shoe
 chew leg hard
 '''
 
+// Look, a new doggy!
 def rob = new RobotDog(name: "Rob the Dog")
+
+// Let's see what he can do...
 input.eachLine {line ->
+    // Break the line into a list of pieces
     def instruction = line.tokenize()
+
+    // Execute the line as a cons pair: Command at the head, followed by parameters
     rob."${instruction.head()}"(*instruction.tail())
 }
diff --git a/gistfile1.groovy b/gistfile1.groovy
@@ -0,0 +1,79 @@
+import java.text.NumberFormat
+
+//ExpandoMetaClass.enableGlobally()
+class RobotDog {
+    String name
+
+    RobotDog() {
+        // Make the metaclass an expando so that we can cache behavior better
+        def mc = new ExpandoMetaClass(RobotDog,false,true)
+        mc.initialize()
+        this.metaClass = mc
+    }
+
+    def jump() {
+        println "$name jumps"
+    }
+
+    def jump(howHigh) {
+        println "$name jumps $howHigh feet into the air"
+    }
+
+    def jump(howHigh, times) {
+        println "$name jumps $howHigh feet into the air $times times"
+    }
+
+    def fetch(somethingToFetch) {
+        println "$name fetches the $somethingToFetch"
+    }
+
+    def chew(somethingToChewOn) {
+        println "$name chews on the $somethingToChewOn"
+    }
+
+    def chew(somethingToChewOn, howToChew) {
+        println "$name chews on the $somethingToChewOn in a $howToChew way"
+    }
+
+    def bark() {
+        println "$name barks"
+    }
+
+    def methodMissing(String commandName, args) {
+//        println "method missing called"
+
+        // Create the method we'll call on subsequent commands
+        def cachedMethod = { Object[] cmArgs ->
+            // println "${this.name} says: I don't know how to $commandName like this: $args"
+            println "$name stares at you blankly"
+        }
+
+        // Add it to the class so that it'll be called next time
+        RobotDog.metaClass."$commandName" = cachedMethod // Adds it to the Class
+        metaClass."$commandName" = cachedMethod          // Adds it to the object
+
+        // Call it, since that's what we were asked to do
+        return cachedMethod(args)
+    }
+}
+
+def input = '''jump
+bark
+paw
+paw
+rollOver
+rollOver
+ rollOver
+  rollOver
+giveKisses
+jump 5 2
+fetch ball
+fetch shoe
+chew leg hard
+'''
+
+def rob = new RobotDog(name: "Rob the Dog")
+input.eachLine {line ->
+    def instruction = line.tokenize()
+    rob."${instruction.head()}"(*instruction.tail())
+}
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