++ or -- in the token before is not always safe.

eslint · Nov 17, 2023 · e12d3bc · e12d3bc
1 parent f4e4d9a
commit e12d3bc
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Showing 2 changed files with 10 additions and 3 deletions.
diff --git a/lib/rules/no-console.js b/lib/rules/no-console.js
@@ -125,9 +125,7 @@ module.exports = {
                 tokenAfter.value !== "++" &&
                 tokenAfter.value !== "--" &&
                 Boolean(tokenBefore) &&
-                !SAFE_TOKENS_BEFORE.test(tokenBefore.value) &&
-                tokenBefore.value !== "++" &&
-                tokenBefore.value !== "--"
+                !SAFE_TOKENS_BEFORE.test(tokenBefore.value)
             );
         }
 

diff --git a/tests/lib/rules/no-console.js b/tests/lib/rules/no-console.js
@@ -162,6 +162,15 @@ ruleTester.run("no-console", rule, {
                 suggestions: null
             }]
         },
+        {
+            code: "a++\nconsole.log();\n/b/",
+            parserOptions: { ecmaVersion: "latest" },
+            errors: [{
+                messageId: "unexpected",
+                type: "MemberExpression",
+                suggestions: null
+            }]
+        },
         {
             code: "a();\nconsole.log(foo);\n[1, 2, 3].forEach(a => doSomething(a));",
             parserOptions: { ecmaVersion: "latest" },