From 76642595fb519336d8baeca24ab3fa0e953bb8f6 Mon Sep 17 00:00:00 2001
From: Yosuke Ota <otameshiyo23@gmail.com>
Date: Fri, 30 Jul 2021 12:04:46 +0900
Subject: [PATCH] Fix false positives for call expression in no-mutating-props
 rule. (#1584)

---
 lib/utils/index.js                   |  2 +-
 tests/lib/rules/no-mutating-props.js | 13 +++++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/lib/utils/index.js b/lib/utils/index.js
index 510e016a5..bce6ccea4 100644
--- a/lib/utils/index.js
+++ b/lib/utils/index.js
@@ -1706,7 +1706,7 @@ module.exports = {
           const callName = getStaticPropertyName(mem)
           if (
             callName &&
-            /^push|pop|shift|unshift|reverse|splice|sort|copyWithin|fill$/u.exec(
+            /^(?:push|pop|shift|unshift|reverse|splice|sort|copyWithin|fill)$/u.exec(
               callName
             )
           ) {
diff --git a/tests/lib/rules/no-mutating-props.js b/tests/lib/rules/no-mutating-props.js
index 2dcc68c5b..c0d6c2736 100644
--- a/tests/lib/rules/no-mutating-props.js
+++ b/tests/lib/rules/no-mutating-props.js
@@ -318,6 +318,19 @@ ruleTester.run('no-mutating-props', rule, {
         value.value++
         </script>
       `
+    },
+    {
+      // https://github.com/vuejs/eslint-plugin-vue/issues/1579
+      filename: 'test.vue',
+      code: `
+      <script>
+        export default {
+          props: ['prop'],
+          setup(props) {
+            props.prop.sortAscending()
+          }
+        }
+      </script>`
     }
   ],