From eee3a672b6f6b371ac34d2151bb44a14bea90833 Mon Sep 17 00:00:00 2001
From: Michal Cichra <michal@cichra.cz>
Date: Fri, 5 Oct 2018 10:16:26 +0200
Subject: [PATCH] fix passing filesystem when rendering partials

---
 lib/liquid.lua  |  2 +-
 t/interpreter.t | 29 +++++++++++++++++++++--------
 2 files changed, 22 insertions(+), 9 deletions(-)

diff --git a/lib/liquid.lua b/lib/liquid.lua
index 69b3852..cb13510 100644
--- a/lib/liquid.lua
+++ b/lib/liquid.lua
@@ -2407,7 +2407,7 @@ function Interpreter:visit_Partial( node )
         end
     end
     local interpreter = Interpreter:new(parser)
-    local result = interpreter:interpret(context, self.filterset, self.resourcelimit)
+    local result = interpreter:interpret(context, self.filterset, self.resourcelimit, self.filesystem)
     context:destroyframe()
     self.resourcelimit:check_length(#result)
     return result
diff --git a/t/interpreter.t b/t/interpreter.t
index 71341af..53be83b 100644
--- a/t/interpreter.t
+++ b/t/interpreter.t
@@ -341,23 +341,36 @@ GET /t
             local Interpreter = Liquid.Interpreter
             local FileSystem = Liquid.FileSystem
             local InterpreterContext = Liquid.InterpreterContext
-            local var = {["aa"] =  "-----",  ["bb"] = { ["cc"] = "======" } }
-            local document = "{% if true  %} abc{{ aa }}defg {% endif %} {% include 'foo' for bb  %} {% include 'foo' %} "
-            local function mock_template()
-                return [[{% if true  %} 12345{{ cc }}6789 {% endif %}]]
+            local var = {
+                ["aa"] =  "-----",
+                ["bb"] = { ["cc"] = "======" },
+            }
+            local document = [[
+                {%- if true  -%}
+                    abc{{ aa }}defg
+                {%- endif %}
+                {%- include 'foo' for bb -%}
+                {%- include 'foo' -%}
+                {%- include 'bar' -%}
+            ]]
+            local filesystem = {
+                foo = [[{% if true  %} 12345{{ cc }}6789 {% endif %}]],
+                bar = [[{% include 'recursive' %}]],
+                recursive = [[bar]],
+            }
+            local function mock_template(name)
+                return filesystem[name]
             end
-            FileSystem.get = mock_template
             local lexer = Lexer:new(document)
             local parser = Parser:new(lexer)
             local interpreter = Interpreter:new(parser)
-            ngx.say( interpreter:interpret( InterpreterContext:new(var) ) )
+            ngx.say( interpreter:interpret( InterpreterContext:new(var), nil, nil, FileSystem:new(mock_template) ) )
         }
     }
 --- request
 GET /t
 --- response_body
- abc-----defg   12345======6789   123456789  
-
+abc-----defg 12345======6789  123456789 bar
 --- no_error_log
 [error]