fix: Catastrophic backtracking regex condition (#64) (#65)

tregoning · web-flow · commit fa8a84c9570b · 2021-07-28T17:23:12.000-07:00
diff --git a/src/index.ts b/src/index.ts
@@ -101,7 +101,7 @@ function convertBundleIntoReact(
   }
 
   const content: React.ReactNode[] = [];
-  const linkRegex = /(\s+|^)(https?:\/\/(?:www\.|(?!www))[^\s.]+\.[^\s]{2,}|www\.[^\s]+\.[^\s]{2,})/g;
+  const linkRegex = /(\s|^)(https?:\/\/(?:www\.|(?!www))[^\s.]+\.[^\s]{2,}|www\.[^\s]+\.[^\s]{2,})/g;
 
   let index = 0;
   let match: RegExpExecArray | null;

Original file line number	Diff line number	Diff line change
`@@ -101,7 +101,7 @@ function convertBundleIntoReact(`
`101`	`101`	`}`
`102`	`102`
`103`	`103`	`const content: React.ReactNode[] = [];`
`104`		`- const linkRegex = /(\s+\|^)(https?:\/\/(?:www\.\|(?!www))[^\s.]+\.[^\s]{2,}\|www\.[^\s]+\.[^\s]{2,})/g;`
	`104`	`+ const linkRegex = /(\s\|^)(https?:\/\/(?:www\.\|(?!www))[^\s.]+\.[^\s]{2,}\|www\.[^\s]+\.[^\s]{2,})/g;`
`105`	`105`
`106`	`106`	`let index = 0;`
`107`	`107`	`let match: RegExpExecArray \| null;`