From 9d07139d4392b7419572fd45fe650a0414a7ed29 Mon Sep 17 00:00:00 2001
From: Jon Parise <jon@indelible.org>
Date: Tue, 1 Dec 2020 14:22:19 -0800
Subject: [PATCH] Only set 'syn-sync' when we're the main syntax

This should avoid problems when the GraphQL syntax is embedded within an
outer syntax. In those cases, we don't want to change the syntax sync
setting.
---
 syntax/graphql.vim | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/syntax/graphql.vim b/syntax/graphql.vim
index ae0bce8..703a118 100644
--- a/syntax/graphql.vim
+++ b/syntax/graphql.vim
@@ -21,7 +21,12 @@
 " Language: GraphQL
 " Maintainer: Jon Parise <jon@indelible.org>
 
-if exists('b:current_syntax')
+if !exists('main_syntax')
+  if exists('b:current_syntax')
+    finish
+  endif
+  let main_syntax = 'graphql'
+elseif exists('b:current_syntax') && b:current_syntax ==# 'graphql'
   finish
 endif
 
@@ -90,6 +95,11 @@ hi def link graphqlStructure        Structure
 hi def link graphqlType             Type
 hi def link graphqlVariable         Identifier
 
-syn sync minlines=500
+if main_syntax ==# 'graphql'
+  syn sync minlines=500
+endif
 
 let b:current_syntax = 'graphql'
+if main_syntax ==# 'graphql'
+  unlet main_syntax
+endif