Merge pull request #59 from shnhrrsn/namespace-fix

Added namespace to Context

Sources/Context.swift

@@ -1,15 +1,17 @@
 /// A container for template variables.
 public class Context {
   var dictionaries: [[String: Any]]
+  let namespace: Namespace
 
-  /// Initialise a Context with a dictionary
-  public init(dictionary: [String: Any]) {
-    dictionaries = [dictionary]
-  }
+  /// Initialise a Context with an optional dictionary and optional namespace
+  public init(dictionary: [String: Any]? = nil, namespace: Namespace = Namespace()) {
+    if let dictionary = dictionary {
+      dictionaries = [dictionary]
+    } else {
+      dictionaries = []
+    }
 
-  /// Initialise an empty Context
-  public init() {
-    dictionaries = []
+    self.namespace = namespace
   }
 
   public subscript(key: String) -> Any? {

Sources/Template.swift

@@ -36,9 +36,10 @@ public class Template {
   }
 
   /// Render the given template
-  public func render(context: Context? = nil, namespace: Namespace? = nil) throws -> String {
-    let parser = TokenParser(tokens: tokens, namespace: namespace ?? Namespace())
+  public func render(context: Context? = nil) throws -> String {
+    let context = context ?? Context()
+    let parser = TokenParser(tokens: tokens, namespace: context.namespace)
     let nodes = try parser.parse()
-    return try renderNodes(nodes, context ?? Context())
+    return try renderNodes(nodes, context)
   }
 }

Tests/FilterSpec.swift

@@ -4,7 +4,7 @@ import Stencil
 
 func testFilter() {
   describe("template filters") {
-    let context = Context(dictionary: ["name": "Kyle"])
+    let context: [String: Any] = ["name": "Kyle"]
 
     $0.it("allows you to register a custom filter") {
       let template = Template(templateString: "{{ name|repeat }}")
@@ -18,7 +18,7 @@ func testFilter() {
         return nil
       }
 
-      let result = try template.render(context, namespace: namespace)
+      let result = try template.render(Context(dictionary: context, namespace: namespace))
       try expect(result) == "Kyle Kyle"
     }
 
@@ -29,7 +29,7 @@ func testFilter() {
         throw TemplateSyntaxError("No Repeat")
       }
 
-      try expect(try template.render(context, namespace: namespace)).toThrow(TemplateSyntaxError("No Repeat"))
+      try expect(try template.render(Context(dictionary: context, namespace: namespace))).toThrow(TemplateSyntaxError("No Repeat"))
     }
 
     $0.it("allows whitespace in expression") {

Tests/StencilSpec.swift

@@ -46,7 +46,7 @@ func testStencil() {
         return CustomNode()
       }
 
-      let result = try template.render(namespace: namespace)
+      let result = try template.render(Context(namespace: namespace))
       try expect(result) == "Hello World"
     }
 
@@ -59,7 +59,7 @@ func testStencil() {
         return "Hello World"
       }
 
-      try expect(try template.render(namespace: namespace)) == "Hello World"
+      try expect(try template.render(Context(namespace: namespace))) == "Hello World"
     }
   }
 }