From f71b5ee3d03fac50358456a938e655b31d79792a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=96=9B=E5=AE=9A=E8=B0=94=E7=9A=84=E7=8C=AB?=
 <zhaoshdm@yonyou.com>
Date: Sat, 30 Sep 2017 00:39:40 +0800
Subject: [PATCH] Fix: id-match mysteriously fails when defined in a comment.
 (fixes #9366)

---
 lib/linter.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/linter.js b/lib/linter.js
index 8f1520aafb47..31513ff3d60e 100755
--- a/lib/linter.js
+++ b/lib/linter.js
@@ -337,7 +337,11 @@ function modifyConfigsFromComments(filename, ast, config, linterContext) {
 
                         if (parseResult.success) {
                             Object.keys(parseResult.config).forEach(name => {
-                                const ruleValue = parseResult.config[name];
+                                let ruleValue = parseResult.config[name];
+
+                                if (typeof ruleValue === "string") {
+                                    ruleValue = ruleValue.replace(/\\/g, "\\\\");
+                                }
 
                                 validator.validateRuleOptions(name, ruleValue, `${filename} line ${comment.loc.start.line}`, linterContext.rules);
                                 commentRules[name] = ruleValue;