1 files changed, 26 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/include.rb b/lib/puppet/parser/functions/include.rb
new file mode 100644
index 000000000..213a04136
--- /dev/null
+++ b/lib/puppet/parser/functions/include.rb
@@ -0,0 +1,26 @@
+# Include the specified classes
+Puppet::Parser::Functions::newfunction(:include, :doc => "Evaluate one or more classes.") do |vals|
+        vals = [vals] unless vals.is_a?(Array)
+
+        # The 'false' disables lazy evaluation.
+        klasses = compiler.evaluate_classes(vals, self, false)
+
+        missing = vals.find_all do |klass|
+            ! klasses.include?(klass)
+        end
+
+        unless missing.empty?
+            # Throw an error if we didn't evaluate all of the classes.
+            str = "Could not find class"
+            if missing.length > 1
+                str += "es"
+            end
+
+            str += " " + missing.join(", ")
+
+            if n = namespaces and ! n.empty? and n != [""]
+                str += " in namespaces %s" % @namespaces.join(", ")
+            end
+            self.fail Puppet::ParseError, str
+        end
+end