From d57003f1ac17764cdf6c159fe8533d2b88ffb821 Mon Sep 17 00:00:00 2001
From: Nikita Kotlyarov <nik@webmercs.com>
Date: Sun, 23 Jan 2022 12:43:26 +0400
Subject: [PATCH 1/2] Enable support for chained path iterators

Fix issue #442
---
 .../Handlebars.Test/BasicIntegrationTests.cs  | 19 +++++++++++++++++++
 source/Handlebars/PathStructure/PathInfo.cs   |  1 -
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/source/Handlebars.Test/BasicIntegrationTests.cs b/source/Handlebars.Test/BasicIntegrationTests.cs
index 00a4049f..621056cf 100644
--- a/source/Handlebars.Test/BasicIntegrationTests.cs
+++ b/source/Handlebars.Test/BasicIntegrationTests.cs
@@ -2044,6 +2044,25 @@ public void HtmlEncoderCompatibilityIntegration_LateChangeConfig(bool useLegacyH
 
             Assert.Equal(expected, actual);
         }
+        
+        [Fact]
+        public void ChainedPathIteratorHelper()
+        {
+            var context = new
+            {
+                bundles = new
+                {
+                    styles = new
+                    {
+                        vendor = new[] { "a", "b", "c" }
+                    }
+                }
+            };
+
+            var nestedObjectsHelperResult = Handlebars.Compile("{{#bundles.styles.vendor}}{{this}}{{/bundles.styles.vendor}}")(context);
+
+            Assert.Equal("abc", nestedObjectsHelperResult);
+        }
 
         private class StringHelperResolver : IHelperResolver
         {
diff --git a/source/Handlebars/PathStructure/PathInfo.cs b/source/Handlebars/PathStructure/PathInfo.cs
index f39d344f..8dc57396 100644
--- a/source/Handlebars/PathStructure/PathInfo.cs
+++ b/source/Handlebars/PathStructure/PathInfo.cs
@@ -189,7 +189,6 @@ public static PathInfo Parse(string path)
                 }
 
                 var chainSegments = GetPathChain(segment);
-                if (chainSegments.Length > 1) isValidHelperLiteral = false;
 
                 segments.Add(new PathSegment(segment, chainSegments));
             }

From 370a3a6f9db50353db498db260b0ce2f06571ddd Mon Sep 17 00:00:00 2001
From: Nikita Kotlyarov <nik@webmercs.com>
Date: Sun, 23 Jan 2022 13:02:24 +0400
Subject: [PATCH 2/2] Fix condition

---
 source/Handlebars/PathStructure/PathInfo.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/source/Handlebars/PathStructure/PathInfo.cs b/source/Handlebars/PathStructure/PathInfo.cs
index 8dc57396..06f08041 100644
--- a/source/Handlebars/PathStructure/PathInfo.cs
+++ b/source/Handlebars/PathStructure/PathInfo.cs
@@ -190,6 +190,8 @@ public static PathInfo Parse(string path)
 
                 var chainSegments = GetPathChain(segment);
 
+                if (chainSegments.Length > 1 && pathType != PathType.BlockHelper) isValidHelperLiteral = false;
+
                 segments.Add(new PathSegment(segment, chainSegments));
             }