Add partial hash parser support

lib/handlebars/compiler/ast.js

@@ -97,11 +97,12 @@ var AST = {
     // pass or at runtime.
   },
 
-  PartialNode: function(partialName, context, strip, locInfo) {
+  PartialNode: function(partialName, context, hash, strip, locInfo) {
     LocationInfo.call(this, locInfo);
     this.type         = "partial";
     this.partialName  = partialName;
     this.context      = context;
+    this.hash = hash;
     this.strip = strip;
   },
 

lib/handlebars/compiler/printer.js

@@ -82,7 +82,12 @@ PrintVisitor.prototype.mustache = function(mustache) {
 
 PrintVisitor.prototype.partial = function(partial) {
   var content = this.accept(partial.partialName);
-  if(partial.context) { content = content + " " + this.accept(partial.context); }
+  if(partial.context) {
+    content += " " + this.accept(partial.context);
+  }
+  if (partial.hash) {
+    content += " " + this.accept(partial.hash);
+  }
   return this.pad("{{> " + content + " }}");
 };
 

spec/ast.js

@@ -193,7 +193,7 @@ describe('ast', function() {
   describe("PartialNode", function(){
 
     it('stores location info', function(){
-      var pn = new handlebarsEnv.AST.PartialNode("so_partial", {}, {}, LOCATION_INFO);
+      var pn = new handlebarsEnv.AST.PartialNode("so_partial", {}, {}, {}, LOCATION_INFO);
       testLocationInfoStorage(pn);
     });
   });

spec/parser.js

@@ -84,6 +84,14 @@ describe('parser', function() {
     equals(ast_for("{{> foo bar}}"), "{{> PARTIAL:foo ID:bar }}\n");
   });
 
+  it('parses a partial with hash', function() {
+    equals(ast_for("{{> foo bar=bat}}"), "{{> PARTIAL:foo HASH{bar=ID:bat} }}\n");
+  });
+
+  it('parses a partial with context and hash', function() {
+    equals(ast_for("{{> foo bar bat=baz}}"), "{{> PARTIAL:foo ID:bar HASH{bat=ID:baz} }}\n");
+  });
+
   it('parses a partial with a complex name', function() {
     equals(ast_for("{{> shared/partial?.bar}}"), "{{> PARTIAL:shared/partial?.bar }}\n");
   });

src/handlebars.yy

@@ -63,7 +63,8 @@ mustache
   ;
 
 partial
-  : OPEN_PARTIAL partialName path? CLOSE -> new yy.PartialNode($2, $3, stripFlags($1, $4), @$)
+  : OPEN_PARTIAL partialName param hash? CLOSE -> new yy.PartialNode($2, $3, $4, stripFlags($1, $5), @$)
+  | OPEN_PARTIAL partialName hash? CLOSE -> new yy.PartialNode($2, undefined, $3, stripFlags($1, $4), @$)
   ;
 
 simpleInverse