Initial project with Context and Variable.

Stencil/Context.swift

@@ -0,0 +1,54 @@
+//
+//  Context.swift
+//  Stencil
+//
+//  Created by Kyle Fuller on 23/10/2014.
+//  Copyright (c) 2014 Cocode. All rights reserved.
+//
+
+import Foundation
+
+/// A container for template variables.
+public class Context : Equatable {
+    var dictionaries:[Dictionary<String, AnyObject>]
+
+    public init(dictionary:Dictionary<String, AnyObject>) {
+        dictionaries = [dictionary]
+    }
+
+    public subscript(key: String) -> AnyObject? {
+        get {
+            for dictionary in reverse(dictionaries) {
+                if let value:AnyObject = dictionary[key] {
+                    return value
+                }
+            }
+
+            return nil
+        }
+
+        set(value) {
+            if dictionaries.count > 0 {
+                var dictionary = dictionaries.removeLast()
+                dictionary[key] = value
+                dictionaries.append(dictionary)
+            }
+        }
+    }
+
+    public func push() {
+        push(Dictionary<String, String>())
+    }
+
+    public func push(dictionary:Dictionary<String, String>) {
+        dictionaries.append(dictionary)
+    }
+
+    public func pop() {
+        dictionaries.removeLast()
+    }
+}
+
+public func ==(lhs:Context, rhs:Context) -> Bool {
+    return lhs.dictionaries == rhs.dictionaries
+}