fix: fix working sort-map-elements with empty map

azat-io · Jun 4, 2023 · de061ff · de061ff
1 parent a10370c
commit de061ff
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Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/rules/sort-map-elements.ts b/rules/sort-map-elements.ts
@@ -74,6 +74,7 @@ export default createEslintRule<Options, MESSAGE_ID>({
       if (
         node.callee.type === AST_NODE_TYPES.Identifier &&
         node.callee.name === 'Map' &&
+        node.arguments.length &&
         node.arguments[0].type === AST_NODE_TYPES.ArrayExpression
       ) {
         let [{ elements }] = node.arguments

diff --git a/test/sort-map-elements.test.ts b/test/sort-map-elements.test.ts
@@ -976,7 +976,7 @@ describe(RULE_NAME, () => {
 
     it(`${RULE_NAME}: works with empty map`, () => {
       ruleTester.run(RULE_NAME, rule, {
-        valid: ['new Map([[], []])'],
+        valid: ['new Map([[], []])', 'new Map()'],
         invalid: [],
       })
     })