From 209433bfa4acbe855fd747e681ec4340425f1e13 Mon Sep 17 00:00:00 2001
From: fedarovs <Siarhei.Fedarovich@viacomcontractor.com>
Date: Thu, 17 Dec 2015 16:16:03 +0300
Subject: [PATCH] adding support for leading dot. see
 https://github.com/mustache/spec/issues/52

---
 lib/template.js | 8 +++-----
 test/index.js   | 7 +++++++
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/lib/template.js b/lib/template.js
index 14f396d..39424ee 100644
--- a/lib/template.js
+++ b/lib/template.js
@@ -127,7 +127,7 @@ var Hogan = {};
       pass = !!val;
 
       if (!inverted && pass && ctx) {
-        ctx.push((typeof val == 'object') ? val : ctx[ctx.length - 1]);
+        ctx.push(val);
       }
 
       return pass;
@@ -137,13 +137,11 @@ var Hogan = {};
     d: function(key, ctx, partials, returnFound) {
       var found,
           names = key.split('.'),
-          val = this.f(names[0], ctx, partials, returnFound),
+          val = names[0] === '' ? ctx[ctx.length - 1] : this.f(names[0], ctx, partials, returnFound),
           doModelGet = this.options.modelGet,
           cx = null;
 
-      if (key === '.' && isArray(ctx[ctx.length - 2])) {
-        val = ctx[ctx.length - 1];
-      } else {
+      if (key !== '.') {
         for (var i = 1; i < names.length; i++) {
           found = findInScope(names[i], val, doModelGet);
           if (found !== undefined) {
diff --git a/test/index.js b/test/index.js
index ec0777e..2d3f5a0 100644
--- a/test/index.js
+++ b/test/index.js
@@ -684,6 +684,13 @@ test("Dotted Names", function() {
   is(s, '"Joe" == "Joe"', "dotted names work");
 });
 
+test("Leading Dot", function() {
+  var text = "{{#items}}{{.title}}{{/items}}";
+  var t = Hogan.compile(text);
+  var s = t.render({items: [{title: 'a'}, {title: 'b'}, {}], title: 'ha'});
+  is(s, "ab", "leading dot forces lookup on top context");
+});
+
 test("Implicit Iterator", function() {
   var text = '{{#stuff}} {{.}} {{/stuff}}';
   var t = Hogan.compile(text);