[erlang mode] Fix bug introduced by previous patch

marijnh · marijnh · commit 69774706b305 · 2021-03-17T09:16:33.000+01:00
diff --git a/mode/erlang/erlang.js b/mode/erlang/erlang.js
@@ -339,7 +339,8 @@ CodeMirror.defineMode("erlang", function(cmCfg) {
   }
 
   function lookahead(stream) {
-    return !stream.eol() ? m.pop() : "";
+    let m = stream.match(/^\s*([^\s%])/, false)
+    return m ? m[1] : "";
   }
 
   function is_member(element,list) {

Original file line number	Diff line number	Diff line change
`@@ -339,7 +339,8 @@ CodeMirror.defineMode("erlang", function(cmCfg) {`
`339`	`339`	`}`
`340`	`340`
`341`	`341`	`function lookahead(stream) {`
`342`		`- return !stream.eol() ? m.pop() : "";`
	`342`	`+ let m = stream.match(/^\s*([^\s%])/, false)`
	`343`	`+ return m ? m[1] : "";`
`343`	`344`	`}`
`344`	`345`
`345`	`346`	`function is_member(element,list) {`