JSON: Fixed backtracking issue in Safari (#2691)

PrismJS · Jan 3, 2021 · cf28d1b · cf28d1b
1 parent 1506f34
commit cf28d1b
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/components/prism-json.js b/components/prism-json.js
@@ -1,11 +1,13 @@
 // https://www.json.org/json-en.html
 Prism.languages.json = {
 	'property': {
-		pattern: /"(?:\\.|[^\\"\r\n])*"(?=\s*:)/,
+		pattern: /(^|[^\\])"(?:\\.|[^\\"\r\n])*"(?=\s*:)/,
+		lookbehind: true,
 		greedy: true
 	},
 	'string': {
-		pattern: /"(?:\\.|[^\\"\r\n])*"(?!\s*:)/,
+		pattern: /(^|[^\\])"(?:\\.|[^\\"\r\n])*"(?!\s*:)/,
+		lookbehind: true,
 		greedy: true
 	},
 	'comment': {

diff --git a/components/prism-json.min.js b/components/prism-json.min.js