auto load flow file with comment header (pangloss#911)

bounceme · web-flow · commit c87bb4345a85 · 2017-04-04T00:54:05.000-07:00
* auto load flow file with comment header

* shorter regex

* don't move the cursor

* better regex

* very magic
diff --git a/syntax/javascript.vim b/syntax/javascript.vim
@@ -233,7 +233,7 @@ if exists("javascript_plugin_jsdoc")
   endif
 endif
 
-if exists("javascript_plugin_flow")
+if exists("javascript_plugin_flow") || search('\v\C%^\_s*%(//\s*|/\*[ \t\n*]*)\@flow>','nw')
   runtime extras/flow.vim
 endif
 
