Increase code coverage

.nycrc.yml

@@ -1,5 +1,7 @@
 include:
   - src/**/*.js
+exclude:
+  - src/index.js
 reporter:
   - lcov
   - text-summary

src/is-parenthesized.js

@@ -22,6 +22,7 @@ function getParentSyntaxParen(node, sourceCode) {
             return null
 
         case "DoWhileStatement":
+            /* istanbul ignore else */
             if (parent.test === node) {
                 return sourceCode.getTokenAfter(
                     parent.body,
@@ -32,24 +33,28 @@ function getParentSyntaxParen(node, sourceCode) {
 
         case "IfStatement":
         case "WhileStatement":
+            /* istanbul ignore else */
             if (parent.test === node) {
                 return sourceCode.getFirstToken(parent, 1)
             }
             return null
 
         case "ImportExpression":
+            /* istanbul ignore else */
             if (parent.source === node) {
                 return sourceCode.getFirstToken(parent, 1)
             }
             return null
 
         case "SwitchStatement":
+            /* istanbul ignore else */
             if (parent.discriminant === node) {
                 return sourceCode.getFirstToken(parent, 1)
             }
             return null
 
         case "WithStatement":
+            /* istanbul ignore else */
             if (parent.object === node) {
                 return sourceCode.getFirstToken(parent, 1)
             }

test/get-property-name.js

@@ -54,6 +54,7 @@ describe("The 'getPropertyName' function", () => {
                   },
               ]
             : []),
+        { code: ";", expected: null },
     ]) {
         it(`should return ${JSON.stringify(expected)} from ${code}`, () => {
             const linter = new eslint.Linter()
@@ -65,12 +66,20 @@ describe("The 'getPropertyName' function", () => {
                 ) {
                     actual = getPropertyName(node)
                 },
+                ":not(Property,PropertyDefinition,MethodDefinition,MemberExpression)"(
+                    node,
+                ) {
+                    if (!actual) {
+                        actual = getPropertyName(node)
+                    }
+                },
             }))
             const messages = linter.verify(code, {
                 parserOptions: {
                     ecmaVersion: semver.gte(eslint.Linter.version, "7.0.0")
                         ? 2022
                         : 2018,
+                    sourceType: "module",
                 },
                 rules: { test: "error" },
             })

test/is-parenthesized.js

@@ -4,7 +4,7 @@ import eslint from "eslint"
 import { isParenthesized } from "../src/"
 
 describe("The 'isParenthesized' function", () => {
-    for (const { code, expected } of [
+    for (const { code, expected, sourceType, ecmaVersion } of [
         {
             code: "777",
             expected: {
@@ -209,6 +209,14 @@ describe("The 'isParenthesized' function", () => {
                 "body.0.handler.param": false,
             },
         },
+        {
+            code: "import('./index.js')",
+            expected: {
+                "body.0.expression.source": false,
+            },
+            sourceType: "module",
+            ecmaVersion: 2022,
+        },
     ]) {
         describe(`on the code \`${code}\``, () => {
             for (const key of Object.keys(expected)) {
@@ -226,7 +234,10 @@ describe("The 'isParenthesized' function", () => {
                     }))
                     const messages = linter.verify(code, {
                         env: { es6: true },
-                        parserOptions: { ecmaVersion: 2018 },
+                        parserOptions: {
+                            ecmaVersion: ecmaVersion ? ecmaVersion : 2018,
+                            sourceType,
+                        },
                         rules: { test: "error" },
                     })