Add some tests of writing functions in the puppet language

functions_in_puppet.pp

@@ -0,0 +1,31 @@
+function none::square_me(Numeric $number, Numeric *$numbers) {
+  if $numbers != [] {
+    $all = [$number, $numbers].flatten
+    $all.map |$x| {$x * $x}
+  }
+  else {
+    $number * $number
+  }
+}
+
+notice( spew( none::square_me(200) ))
+# Notice: Scope(Class[main]): [40000]
+# [Fixnum]
+
+#notice( spew( square_me('NaN') ))
+# Error: Evaluation Error: Error while evaluating a Function Call, 'square_me' parameter 'number' expects a Numeric value, got String at /Users/nick/Documents/manifests/functions_in_puppet.pp:7:15 on node magpie.lan
+
+notice( spew( none::square_me(200, 300, 400) ))
+# Notice: Scope(Class[main]): [[40000, 90000, 160000]]
+# [Array]
+
+# Cool.
+
+function make_resource(String $thing) {
+  file {"/tmp/$thing":
+    ensure => file,
+    content => "made by function thingy thing.",
+  }
+}
+
+notice( spew( make_resource("hey_hey_hey_hi") ))

functions_in_puppet_in_module.pp

@@ -0,0 +1,25 @@
+notice( spew( functionbucket::square_me(200) ))
+# Notice: Scope(Class[main]): [40000]
+# [Fixnum]
+
+#notice( spew( functionbucket::square_me('NaN') ))
+# Error: Evaluation Error: Error while evaluating a Function Call, 'square_me' parameter 'number' expects a Numeric value, got String at /Users/nick/Documents/manifests/functions_in_puppet.pp:7:15 on node magpie.lan
+
+notice( spew( functionbucket::square_me(200, 300, 400) ))
+# Notice: Scope(Class[main]): [[40000, 90000, 160000]]
+# [Array]
+
+# notice( spew( functionbucket::square_me(200, 300, 'NaN', 500) ))
+# Error: Evaluation Error: Error while evaluating a Function Call, 'functionbucket::square_me' parameter 'numbers' expects a Numeric value, got String at /Users/nick/Documents/manifests/functions_in_puppet_in_module.pp:12:15 on node magpie.lan
+
+# Cool.
+
+# include at_tester
+# notice( functionbucket::default_value() )
+
+class hey {
+  $fqdn = "overridden"
+  notice( functionbucket::default_value() )
+  # Notice: Scope(Class[Hey]): wren
+}
+include hey