Remove use of regex lookbehind to improve compat with old Safari versions (#550)

ExplodingCabbage · web-flow · commit a8b639a64fed · 2024-09-02T19:57:16.000+01:00
diff --git a/src/util/string.js b/src/util/string.js
@@ -92,7 +92,7 @@ function overlapCount(a, b) {
  * Returns true if the string consistently uses Windows line endings.
  */
 export function hasOnlyWinLineEndings(string) {
-  return string.includes('\r\n') && !string.match(/(?<!\r)\n/);
+  return string.includes('\r\n') && !string.startsWith('\n') && !string.match(/[^\r]\n/);
 }
 
 /**

Original file line number	Diff line number	Diff line change
`@@ -92,7 +92,7 @@ function overlapCount(a, b) {`
`92`	`92`	`* Returns true if the string consistently uses Windows line endings.`
`93`	`93`	`*/`
`94`	`94`	`export function hasOnlyWinLineEndings(string) {`
`95`		`- return string.includes('\r\n') && !string.match(/(?<!\r)\n/);`
	`95`	`+ return string.includes('\r\n') && !string.startsWith('\n') && !string.match(/[^\r]\n/);`
`96`	`96`	`}`
`97`	`97`
`98`	`98`	`/**`