From 6b4d7923dbd990cf378914a17c3798bf265a19d8 Mon Sep 17 00:00:00 2001
From: KT <koczkatamas@gmail.com>
Date: Thu, 27 Jun 2019 01:07:13 +0200
Subject: [PATCH] add deprecation warning for sanitize option

---
 lib/marked.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/marked.js b/lib/marked.js
index 86286794e5..bd69ca29d0 100644
--- a/lib/marked.js
+++ b/lib/marked.js
@@ -1536,6 +1536,12 @@ function findClosingBracket(str, b) {
   return -1;
 }
 
+function checkSanitizeDeprecation(opt) {
+  if (opt && opt.sanitize && !opt.silent) {
+    console.warn("marked(): sanitize and sanitizer parameters are deprecated since version 0.6.3 and will be removed from the next major version. Please use an external library, e.g. DOMPurify for your sanitization needs.");
+  }
+}
+
 /**
  * Marked
  */
@@ -1557,6 +1563,7 @@ function marked(src, opt, callback) {
     }
 
     opt = merge({}, marked.defaults, opt || {});
+    checkSanitizeDeprecation(opt);
 
     var highlight = opt.highlight,
         tokens,
@@ -1621,6 +1628,7 @@ function marked(src, opt, callback) {
   }
   try {
     if (opt) opt = merge({}, marked.defaults, opt);
+    checkSanitizeDeprecation(opt);
     return Parser.parse(Lexer.lex(src, opt), opt);
   } catch (e) {
     e.message += '\nPlease report this to https://github.com/markedjs/marked.';