Add missing dot.

Author: fisker

rules/shared/no-array-mutate-rule.js

@@ -41,8 +41,8 @@ function noArrayMutateRule(methodName) {
 	const messages = {
 		[MESSAGE_ID_ERROR]: `Use \`Array#${replacement}()\` instead of \`Array#${methodName}()\`.`,
 		[MESSAGE_ID_SUGGESTION_APPLY_REPLACEMENT]: `Switch to \`.${replacement}()\`.`,
-		[MESSAGE_ID_SUGGESTION_SPREADING_ARRAY]: 'The spreading object is an array',
-		[MESSAGE_ID_SUGGESTION_NOT_SPREADING_ARRAY]: 'The spreading object is NOT an array',
+		[MESSAGE_ID_SUGGESTION_SPREADING_ARRAY]: 'The spreading object is an array.',
+		[MESSAGE_ID_SUGGESTION_NOT_SPREADING_ARRAY]: 'The spreading object is NOT an array.',
 	};
 
 	/** @param {import('eslint').Rule.RuleContext} context */

test/snapshots/no-array-reverse.js.md

@@ -19,11 +19,11 @@ Generated by [AVA](https://avajs.dev).
         |                       ^^^^^^^ Use \`Array#toReversed()\` instead of \`Array#reverse()\`.␊
     ␊
     --------------------------------------------------------------------------------␊
-    Suggestion 1/2: The spreading object is an array␊
+    Suggestion 1/2: The spreading object is an array.␊
       1 | reversed = array.toReversed()␊
     ␊
     --------------------------------------------------------------------------------␊
-    Suggestion 2/2: The spreading object is NOT an array␊
+    Suggestion 2/2: The spreading object is NOT an array.␊
       1 | reversed = [...array].toReversed()␊
     `
 
@@ -42,11 +42,11 @@ Generated by [AVA](https://avajs.dev).
         |                        ^^^^^^^ Use \`Array#toReversed()\` instead of \`Array#reverse()\`.␊
     ␊
     --------------------------------------------------------------------------------␊
-    Suggestion 1/2: The spreading object is an array␊
+    Suggestion 1/2: The spreading object is an array.␊
       1 | reversed = array?.toReversed()␊
     ␊
     --------------------------------------------------------------------------------␊
-    Suggestion 2/2: The spreading object is NOT an array␊
+    Suggestion 2/2: The spreading object is NOT an array.␊
       1 | reversed = [...array]?.toReversed()␊
     `
 
@@ -171,11 +171,11 @@ Generated by [AVA](https://avajs.dev).
         |            ^^^^^^^ Use \`Array#toReversed()\` instead of \`Array#reverse()\`.␊
     ␊
     --------------------------------------------------------------------------------␊
-    Suggestion 1/2: The spreading object is an array␊
+    Suggestion 1/2: The spreading object is an array.␊
       1 | array.toReversed()␊
     ␊
     --------------------------------------------------------------------------------␊
-    Suggestion 2/2: The spreading object is NOT an array␊
+    Suggestion 2/2: The spreading object is NOT an array.␊
       1 | [...array].toReversed()␊
     `
 
@@ -194,10 +194,10 @@ Generated by [AVA](https://avajs.dev).
         |                            ^^^^^^^ Use \`Array#toReversed()\` instead of \`Array#reverse()\`.␊
     ␊
     --------------------------------------------------------------------------------␊
-    Suggestion 1/2: The spreading object is an array␊
+    Suggestion 1/2: The spreading object is an array.␊
       1 | reversed = (0, array).toReversed()␊
     ␊
     --------------------------------------------------------------------------------␊
-    Suggestion 2/2: The spreading object is NOT an array␊
+    Suggestion 2/2: The spreading object is NOT an array.␊
       1 | reversed = [...(0, array)].toReversed()␊
     `