Merge pull request #1317 from Shopify/strict-parse-dynamic-find-var

Fix strict parsing of find variable with a name expression

test/integration/variable_test.rb

@@ -95,4 +95,8 @@ class VariableTest < Minitest::Test
   def test_render_symbol
     assert_template_result('bar', '{{ foo }}', 'foo' => :bar)
   end
+
+  def test_dynamic_find_var
+    assert_template_result('bar', '{{ [key] }}', 'key' => 'foo', 'foo' => 'bar')
+  end
 end