typescript-eslint · kirkwaiblinger · Aug 18, 2025 · Aug 18, 2025 · Aug 18, 2025 · Aug 14, 2025
diff --git a/.prettierignore b/.prettierignore
@@ -12,20 +12,7 @@ packages/eslint-plugin/tests/fixtures/indent/
 # ignore all error fixtures cos they often have intentional syntax errors
 packages/ast-spec/src/*/*/fixtures/_error_/*/fixture.ts
 
-# TS 5.6 -- string literal import/export specifiers
 # TODO - remove this once prettier supports it
-packages/ast-spec/src/declaration/ExportNamedDeclaration/fixtures/braced-identifier-aliased-to-string-literal-with-source/fixture.ts
-packages/ast-spec/src/declaration/ExportNamedDeclaration/fixtures/braced-identifier-aliased-to-string-literal-without-source/fixture.ts
-packages/ast-spec/src/declaration/ExportNamedDeclaration/fixtures/braced-string-literal-aliased-to-identifier-with-source/fixture.ts
-packages/ast-spec/src/declaration/ExportNamedDeclaration/fixtures/braced-string-literal-many-with-source/fixture.ts
-packages/ast-spec/src/declaration/ExportNamedDeclaration/fixtures/braced-string-literal-with-source/fixture.ts
-packages/ast-spec/src/declaration/ImportDeclaration/fixtures/named-string-literal-aliased-to-identifier/fixture.ts
-packages/ast-spec/src/special/ExportSpecifier/fixtures/literal-specifier/fixture.ts
-packages/ast-spec/src/special/ExportSpecifier/fixtures/value-export-specifier/fixture.ts
-
-# TODO - remove this once prettier supports it
-# https://github.com/prettier/prettier/issues/16072
-packages/ast-spec/src/type/TSImportType/fixtures/type-import-type-with-import-attributes-with/fixture.ts
 # https://github.com/prettier/prettier/issues/17405
 packages/ast-spec/src/type/TSImportType/fixtures/type-import-type-with-trailing-comma-in-import-attributes/fixture.ts
 

diff --git a/docs/maintenance/pull-requests/Dependency_Version_Upgrades.mdx b/docs/maintenance/pull-requests/Dependency_Version_Upgrades.mdx
@@ -112,7 +112,6 @@ See [feat: drop support for node v12](https://github.com/typescript-eslint/types
 We generally start the process of supporting a new TypeScript version just after the first beta release for that version is made available.
 
 1. Create and pin an issue with a title like _TypeScript X.Y Support_, `accepting prs`, `AST`, `dependencies`, and `New TypeScript Version` labels, and the following contents:
-
    1. A link to the _TypeScript X.Y Iteration Plan_ issue from the Microsoft issue tracker
    2. The following text:
 

diff --git a/docs/packages/Parser.mdx b/docs/packages/Parser.mdx
@@ -251,7 +251,6 @@ project: null;
 ```
 
 - If `true`, each source file's parse will find the nearest `tsconfig.json` file to that source file.
-
   - This is done by checking that source file's directory tree for the nearest `tsconfig.json`.
 
 - If you use project references, TypeScript will **not** automatically use project references to resolve files. This means that you will have to add each referenced tsconfig to the `project` field either separately, or via a glob.

diff --git a/package.json b/package.json
@@ -94,7 +94,7 @@
     "lint-staged": "^15.2.2",
     "markdownlint-cli": "^0.44.0",
     "nx": "21.2.3",
-    "prettier": "3.5.0",
+    "prettier": "3.6.2",
     "rimraf": "^5.0.5",
     "semver": "7.7.0",
     "tsx": "*",
@@ -111,7 +111,6 @@
     "@types/node": "^22.0.0",
     "@types/react": "^18.2.14",
     "eslint-plugin-eslint-plugin@^5.5.0": "patch:eslint-plugin-eslint-plugin@npm%3A5.5.1#./.yarn/patches/eslint-plugin-eslint-plugin-npm-5.5.1-4206c2506d.patch",
-    "prettier": "3.5.0",
     "react-split-pane@^0.1.92": "patch:react-split-pane@npm%3A0.1.92#./.yarn/patches/react-split-pane-npm-0.1.92-93dbf51dff.patch",
     "tsx": "^4.7.2",
     "typescript": "5.9.2"

diff --git a/...ec/src/type/TSImportType/fixtures/type-import-type-with-import-attributes-with/fixture.ts b/...ec/src/type/TSImportType/fixtures/type-import-type-with-import-attributes-with/fixture.ts
@@ -1 +1 @@
-type A = import("A", { with: { type: "json" } });
+type A = import('A', { with: { type: 'json' } });
diff --git a/...tType/fixtures/type-import-type-with-import-attributes-with/snapshots/1-TSESTree-AST.shot b/...tType/fixtures/type-import-type-with-import-attributes-with/snapshots/1-TSESTree-AST.shot
diff --git a/...pe/fixtures/type-import-type-with-import-attributes-with/snapshots/2-TSESTree-Tokens.shot b/...pe/fixtures/type-import-type-with-import-attributes-with/snapshots/2-TSESTree-Tokens.shot
diff --git a/...portType/fixtures/type-import-type-with-import-attributes-with/snapshots/3-Babel-AST.shot b/...portType/fixtures/type-import-type-with-import-attributes-with/snapshots/3-Babel-AST.shot
diff --git a/...tType/fixtures/type-import-type-with-import-attributes-with/snapshots/4-Babel-Tokens.shot b/...tType/fixtures/type-import-type-with-import-attributes-with/snapshots/4-Babel-Tokens.shot
diff --git a/.../fixtures/type-import-type-with-import-attributes-with/snapshots/5-AST-Alignment-AST.shot b/.../fixtures/type-import-type-with-import-attributes-with/snapshots/5-AST-Alignment-AST.shot
diff --git a/...xtures/type-import-type-with-import-attributes-with/snapshots/6-AST-Alignment-Tokens.shot b/...xtures/type-import-type-with-import-attributes-with/snapshots/6-AST-Alignment-Tokens.shot
diff --git a/packages/eslint-plugin-internal/package.json b/packages/eslint-plugin-internal/package.json
@@ -27,7 +27,7 @@
     "@typescript-eslint/scope-manager": "workspace:*",
     "@typescript-eslint/type-utils": "workspace:*",
     "@typescript-eslint/utils": "workspace:*",
-    "prettier": "3.5.0"
+    "prettier": "3.6.2"
   },
   "devDependencies": {
     "@vitest/coverage-v8": "^3.1.3",

diff --git a/packages/eslint-plugin/package.json b/packages/eslint-plugin/package.json
@@ -83,7 +83,7 @@
     "mdast-util-from-markdown": "^2.0.0",
     "mdast-util-mdx": "^3.0.0",
     "micromark-extension-mdxjs": "^3.0.0",
-    "prettier": "3.5.0",
+    "prettier": "3.6.2",
     "rimraf": "*",
     "title-case": "^4.0.0",
     "tsx": "*",

diff --git a/packages/eslint-plugin/tests/rules/no-confusing-void-expression.test.ts b/packages/eslint-plugin/tests/rules/no-confusing-void-expression.test.ts
@@ -110,13 +110,13 @@ ruleTester.run('no-confusing-void-expression', rule, {
 
     `
 function cool(input: string) {
-  return console.log(input), input;
+  return (console.log(input), input);
 }
     `,
     {
       code: `
 function cool(input: string) {
-  return input, console.log(input), input;
+  return (input, console.log(input), input);
 }
       `,
     },
@@ -487,10 +487,10 @@ test((() => {
     {
       code: `
 function notcool(input: string) {
-  return input, console.log(input);
+  return (input, console.log(input));
 }
       `,
-      errors: [{ column: 17, line: 3, messageId: 'invalidVoidExpr' }],
+      errors: [{ column: 18, line: 3, messageId: 'invalidVoidExpr' }],
       output: null,
     },
     {

diff --git a/packages/eslint-plugin/tests/rules/no-floating-promises.test.ts b/packages/eslint-plugin/tests/rules/no-floating-promises.test.ts
@@ -112,18 +112,18 @@ async function test() {
     `,
     `
 async function test() {
-  Promise.resolve().catch(() => {}), 123;
-  123,
+  (Promise.resolve().catch(() => {}), 123);
+  (123,
     Promise.resolve().then(
       () => {},
       () => {},
-    );
-  123,
+    ));
+  (123,
     Promise.resolve().then(
       () => {},
       () => {},
     ),
-    123;
+    123);
 }
     `,
     `
@@ -512,7 +512,7 @@ interface SafeThenable<T> {
   ): SafeThenable<TResult1 | TResult2>;
 }
 let promise: SafeThenable<number> = Promise.resolve(5);
-0, promise;
+(0, promise);
       `,
       options: [
         {
@@ -594,7 +594,7 @@ interface SafeThenable<T> {
   ): SafeThenable<TResult1 | TResult2>;
 }
 let promise: () => SafeThenable<number> = () => Promise.resolve(5);
-0, promise();
+(0, promise());
       `,
       options: [
         {
@@ -2000,9 +2000,9 @@ async function test() {
     {
       code: `
 async function test() {
-  Promise.resolve(), 123;
-  123, Promise.resolve();
-  123, Promise.resolve(), 123;
+  (Promise.resolve(), 123);
+  (123, Promise.resolve());
+  (123, Promise.resolve(), 123);
 }
       `,
       errors: [
@@ -2014,19 +2014,19 @@ async function test() {
               messageId: 'floatingFixVoid',
               output: `
 async function test() {
-  void (Promise.resolve(), 123);
-  123, Promise.resolve();
-  123, Promise.resolve(), 123;
+  void ((Promise.resolve(), 123));
+  (123, Promise.resolve());
+  (123, Promise.resolve(), 123);
 }
       `,
             },
             {
               messageId: 'floatingFixAwait',
               output: `
 async function test() {
-  await (Promise.resolve(), 123);
-  123, Promise.resolve();
-  123, Promise.resolve(), 123;
+  await ((Promise.resolve(), 123));
+  (123, Promise.resolve());
+  (123, Promise.resolve(), 123);
 }
       `,
             },
@@ -2040,19 +2040,19 @@ async function test() {
               messageId: 'floatingFixVoid',
               output: `
 async function test() {
-  Promise.resolve(), 123;
-  void (123, Promise.resolve());
-  123, Promise.resolve(), 123;
+  (Promise.resolve(), 123);
+  void ((123, Promise.resolve()));
+  (123, Promise.resolve(), 123);
 }
       `,
             },
             {
               messageId: 'floatingFixAwait',
               output: `
 async function test() {
-  Promise.resolve(), 123;
-  await (123, Promise.resolve());
-  123, Promise.resolve(), 123;
+  (Promise.resolve(), 123);
+  await ((123, Promise.resolve()));
+  (123, Promise.resolve(), 123);
 }
       `,
             },
@@ -2066,19 +2066,19 @@ async function test() {
               messageId: 'floatingFixVoid',
               output: `
 async function test() {
-  Promise.resolve(), 123;
-  123, Promise.resolve();
-  void (123, Promise.resolve(), 123);
+  (Promise.resolve(), 123);
+  (123, Promise.resolve());
+  void ((123, Promise.resolve(), 123));
 }
       `,
             },
             {
               messageId: 'floatingFixAwait',
               output: `
 async function test() {
-  Promise.resolve(), 123;
-  123, Promise.resolve();
-  await (123, Promise.resolve(), 123);
+  (Promise.resolve(), 123);
+  (123, Promise.resolve());
+  await ((123, Promise.resolve(), 123));
 }
       `,
             },
@@ -2194,7 +2194,7 @@ await /* ... */ returnsPromise();
 async function returnsPromise() {
   return 'value';
 }
-1, returnsPromise();
+(1, returnsPromise());
       `,
       errors: [
         {
@@ -2207,7 +2207,7 @@ async function returnsPromise() {
 async function returnsPromise() {
   return 'value';
 }
-await (1, returnsPromise());
+await ((1, returnsPromise()));
       `,
             },
           ],
@@ -4516,7 +4516,7 @@ await promiseIntersection.finally(() => {});
     },
     {
       code: `
-Promise.resolve().finally(() => {}), 123;
+(Promise.resolve().finally(() => {}), 123);
       `,
       errors: [
         {
@@ -4526,13 +4526,13 @@ Promise.resolve().finally(() => {}), 123;
             {
               messageId: 'floatingFixVoid',
               output: `
-void (Promise.resolve().finally(() => {}), 123);
+void ((Promise.resolve().finally(() => {}), 123));
       `,
             },
             {
               messageId: 'floatingFixAwait',
               output: `
-await (Promise.resolve().finally(() => {}), 123);
+await ((Promise.resolve().finally(() => {}), 123));
       `,
             },
           ],
-Original file line number
+Diff line change
@@ Expand Up / @@ -251,7 +251,6 @@ project: null; @@
     ```
     - If `true`, each source file's parse will find the nearest `tsconfig.json` file to that source file.
       - This is done by checking that source file's directory tree for the nearest `tsconfig.json`.
     - If you use project references, TypeScript will **not** automatically use project references to resolve files. This means that you will have to add each referenced tsconfig to the `project` field either separately, or via a glob.
@@ Expand Down @@
Original file line number	Diff line number	Diff line change
		@@ -1 +1 @@
		type A = import("A", { with: { type: "json" } });
		type A = import('A', { with: { type: 'json' } });