Update error handling for keeping backward-compatibility on error messages in the render tag

Author: karreiro

lib/liquid/locales/en.yml

@@ -34,5 +34,3 @@
       render: "Argument error in tag 'render' - Dynamically chosen templates are not allowed"
     disabled:
       tag: "usage is not allowed in this context"
-    file_system:
-      includes: "This liquid context does not allow includes"

lib/liquid/tags/render.rb

@@ -58,7 +58,7 @@ def render_tag(context, output)
         template_name = partial.name
         context_variable_name = @alias_name || template_name.split('/').last
       else
-        raise Liquid::ArgumentError, parse_context.locale.t("errors.file_system.includes")
+        raise ::ArgumentError
       end
 
       render_partial_func = ->(var, forloop) {

test/integration/tags/snippet_test.rb

@@ -494,7 +494,7 @@ def test_render_with_non_existent_tag
 
 
 
-        Liquid error (index line 2): This liquid context does not allow includes
+        Liquid error (index line 2): internal
       TEXT
       template.name = "index"
 
@@ -518,7 +518,7 @@ def test_render_handles_errors
 
 
 
-        Liquid error (index line 2): This liquid context does not allow includes will raise an error.
+        Liquid error (index line 2): internal will raise an error.
 
         Bla bla test.
 
@@ -1017,7 +1017,7 @@ def test_render_with_non_existent_tag
 
 
 
-        Liquid error (index line 2): This liquid context does not allow includes
+        Liquid error (index line 2): internal
       TEXT
       template.name = "index"
 
@@ -1041,7 +1041,7 @@ def test_render_handles_errors
 
 
 
-        Liquid error (index line 2): This liquid context does not allow includes will raise an error.
+        Liquid error (index line 2): internal will raise an error.
 
         Bla bla test.