Moving ast classes into separate files

git-svn-id: https://reductivelabs.com/svn/puppet/trunk@825 980ebf18-57e1-0310-9a29-db15c13687c0

1 files changed, 44 insertions, 0 deletions

diff --git a/lib/puppet/parser/ast/vardef.rb b/lib/puppet/parser/ast/vardef.rb
new file mode 100644
index 000000000..6ada75589
--- /dev/null
+++ b/lib/puppet/parser/ast/vardef.rb
@@ -0,0 +1,44 @@
+class Puppet::Parser::AST
+    # Define a variable.  Stores the value in the current scope.
+    class VarDef < AST::Branch
+        attr_accessor :name, :value
+
+        # Look up our name and value, and store them appropriately.  The
+        # lexer strips off the syntax stuff like '$'.
+        def evaluate(scope)
+            name = @name.safeevaluate(scope)
+            value = @value.safeevaluate(scope)
+
+            begin
+                scope.setvar(name,value)
+            rescue Puppet::ParseError => except
+                except.line = self.line
+                except.file = self.file
+                raise except
+            rescue => detail
+                error = Puppet::ParseError.new(detail)
+                error.line = self.line
+                error.file = self.file
+                error.stack = caller
+                raise error
+            end
+        end
+
+        def each
+            [@name,@value].each { |child| yield child }
+        end
+
+        def tree(indent = 0)
+            return [
+                @name.tree(indent + 1),
+                ((@@indline * 4 * indent) + self.typewrap(self.pin)),
+                @value.tree(indent + 1)
+            ].join("\n")
+        end
+
+        def to_s
+            return "%s => %s" % [@name,@value]
+        end
+    end
+
+end