Drop support for TS 4.9, mark TS 5.7 as shipped (#1110)

.changeset/khaki-peas-relate.md

@@ -0,0 +1,6 @@
+---
+"@definitelytyped/typescript-packages": patch
+"@definitelytyped/typescript-versions": patch
+---
+
+Drop support for TS 4.9, mark TS 5.7 as shipped

.changeset/tiny-camels-return.md

@@ -0,0 +1,11 @@
+---
+"@definitelytyped/typescript-packages": patch
+"@definitelytyped/typescript-versions": patch
+"@definitelytyped/definitions-parser": patch
+"@definitelytyped/eslint-plugin": patch
+"@definitelytyped/dts-critic": patch
+"dts-gen": patch
+"@definitelytyped/dtslint": patch
+---
+
+Use TS 5.7

package.json

@@ -27,7 +27,7 @@
     "knip": "^5.36.3",
     "prettier": "^3.3.3",
     "ts-jest": "^29.2.5",
-    "typescript": "^5.6.3"
+    "typescript": "^5.7.2"
   },
   "pnpm": {
     "overrides": {

packages/definitions-parser/package.json

@@ -29,7 +29,7 @@
   },
   "devDependencies": {
     "@types/pacote": "^11.1.8",
-    "typescript": "^5.6.3"
+    "typescript": "^5.7.2"
   },
   "peerDependencies": {
     "typescript": "*"

packages/dts-critic/package.json

@@ -8,7 +8,7 @@
   },
   "dependencies": {
     "@definitelytyped/header-parser": "workspace:*",
-    "typescript": "^5.6.3",
+    "typescript": "^5.7.2",
     "yargs": "^17.7.2"
   },
   "peerDependencies": {

packages/dts-gen/package.json

@@ -26,7 +26,7 @@
   "dependencies": {
     "dts-dom": "^3.7.0",
     "parse-git-config": "^3.0.0",
-    "typescript": "^5.6.3",
+    "typescript": "^5.7.2",
     "yargs": "^17.7.2"
   },
   "devDependencies": {

packages/dtslint/package.json

@@ -45,7 +45,7 @@
     "@types/eslint": "^8.56.12",
     "@types/semver": "^7.5.8",
     "@types/strip-json-comments": "^3.0.0",
-    "typescript": "^5.6.3"
+    "typescript": "^5.7.2"
   },
   "engines": {
     "node": ">=18.18.0"

packages/eslint-plugin/package.json

@@ -41,7 +41,7 @@
     "glob": "^10.4.5",
     "jest-file-snapshot": "^0.7.0",
     "strip-ansi": "^6.0.1",
-    "typescript": "^5.6.3",
+    "typescript": "^5.7.2",
     "typescript-5.4": "npm:typescript@~5.4.0-0",
     "typescript-5.5": "npm:typescript@~5.5.0-0"
   },

packages/mergebot/package.json

@@ -42,7 +42,7 @@
     "jest-file-snapshot": "^0.7.0",
     "rimraf": "^5.0.10",
     "seroval": "^1.1.1",
-    "typescript": "^5.6.3"
+    "typescript": "^5.7.2"
   },
   "scripts": {
     "prestart": "pnpm run build",

packages/publisher/package.json

@@ -13,7 +13,7 @@
     "longjohn": "^0.2.12",
     "pacote": "^20.0.0",
     "semver": "^7.6.3",
-    "typescript": "^5.6.3",
+    "typescript": "^5.7.2",
     "yargs": "^17.7.2"
   },
   "devDependencies": {

packages/publisher/test/generate-packages.test.ts

@@ -169,7 +169,7 @@ testo({
         "@types/express": "*"
     },
     "typesPublisherContentHash": "53300522250468c4161b10d962cac2d9d8f2cfee1b3dfef4b749a7c3ec839275",
-    "typeScriptVersion": "4.9"
+    "typeScriptVersion": "5.0"
 }`);
   },
   basicNotNeededPackageJson() {

packages/typescript-packages/package.json

@@ -22,7 +22,6 @@
   },
   "dependencies": {
     "@definitelytyped/typescript-versions": "workspace:*",
-    "typescript-4.9": "npm:typescript@~4.9.0-0",
     "typescript-5.0": "npm:typescript@~5.0.0-0",
     "typescript-5.1": "npm:typescript@~5.1.0-0",
     "typescript-5.2": "npm:typescript@~5.2.0-0",

packages/typescript-versions/src/index.ts

@@ -41,9 +41,9 @@ export type AllTypeScriptVersion = UnsupportedTypeScriptVersion | TypeScriptVers
 
 export namespace TypeScriptVersion {
   /** Add to this list when a version actually ships.  */
-  export const shipped = ["4.9", "5.0", "5.1", "5.2", "5.3", "5.4", "5.5", "5.6"] as const;
+  export const shipped = ["5.0", "5.1", "5.2", "5.3", "5.4", "5.5", "5.6", "5.7"] as const;
   /** Add to this list when a version is available as typescript@next */
-  export const supported = [...shipped, "5.7", "5.8"] as const;
+  export const supported = [...shipped, "5.8"] as const;
   /** Add to this list when it will no longer be supported on Definitely Typed */
   export const unsupported = [
     "2.0",
@@ -75,6 +75,7 @@ export namespace TypeScriptVersion {
     "4.6",
     "4.7",
     "4.8",
+    "4.9",
   ] as const;
   export const all: readonly AllTypeScriptVersion[] = [...unsupported, ...supported];
   export const lowest = supported[0];

packages/typescript-versions/test/index.test.ts

@@ -20,11 +20,11 @@ describe("isSupported", () => {
   it("works", () => {
     expect(TypeScriptVersion.isSupported("5.6")).toBeTruthy();
   });
-  it("supports 4.9", () => {
-    expect(TypeScriptVersion.isSupported("4.9")).toBeTruthy();
+  it("supports 5.0", () => {
+    expect(TypeScriptVersion.isSupported("5.0")).toBeTruthy();
   });
-  it("does not support 4.8", () => {
-    expect(!TypeScriptVersion.isSupported("4.8")).toBeTruthy();
+  it("does not support 4.9", () => {
+    expect(!TypeScriptVersion.isSupported("4.9")).toBeTruthy();
   });
 });
 
@@ -42,17 +42,16 @@ describe("isTypeScriptVersion", () => {
 
 describe("range", () => {
   it("works", () => {
-    expect(TypeScriptVersion.range("5.0")).toEqual(["5.0", "5.1", "5.2", "5.3", "5.4", "5.5", "5.6", "5.7", "5.8"]);
+    expect(TypeScriptVersion.range("5.1")).toEqual(["5.1", "5.2", "5.3", "5.4", "5.5", "5.6", "5.7", "5.8"]);
   });
-  it("includes 4.9 onwards", () => {
-    expect(TypeScriptVersion.range("4.9")).toEqual(TypeScriptVersion.supported);
+  it("includes 5.0 onwards", () => {
+    expect(TypeScriptVersion.range("5.0")).toEqual(TypeScriptVersion.supported);
   });
 });
 
 describe("tagsToUpdate", () => {
   it("works", () => {
-    expect(TypeScriptVersion.tagsToUpdate("5.0")).toEqual([
-      "ts5.0",
+    expect(TypeScriptVersion.tagsToUpdate("5.1")).toEqual([
       "ts5.1",
       "ts5.2",
       "ts5.3",
@@ -64,8 +63,8 @@ describe("tagsToUpdate", () => {
       "latest",
     ]);
   });
-  it("allows 4.9 onwards", () => {
-    expect(TypeScriptVersion.tagsToUpdate("4.9")).toEqual(
+  it("allows 5.0 onwards", () => {
+    expect(TypeScriptVersion.tagsToUpdate("5.0")).toEqual(
       TypeScriptVersion.supported.map((s) => "ts" + s).concat("latest"),
     );
   });