build!: remove typing support for typescript<4.7

eslint.config.js

@@ -14,12 +14,7 @@ export default rsEslint(
     markdown: true,
     stylistic: true,
     yaml: true,
-    ignores: [
-      "tests/modules",
-      "tests/types",
-      "types-legacy",
-      "benchmark/data.json",
-    ],
+    ignores: ["tests/modules", "tests/types", "benchmark/data.json"],
   },
   {
     files: ["tests/utils.ts"],

package.json

@@ -35,26 +35,12 @@
   "type": "module",
   "exports": {
     "types": {
-      "import": "./dist/node/types/current/index.d.mts",
-      "require": "./dist/node/types/current/index.d.cts"
+      "import": "./dist/node/index.d.mts",
+      "require": "./dist/node/index.d.cts"
     },
     "import": "./dist/node/index.mjs",
     "require": "./dist/node/index.cjs"
   },
-  "main": "dist/node/index.cjs",
-  "module": "dist/node/index.mjs",
-  "types": "dist/node/types/legacy/v4_0.d.ts",
-  "typesVersions": {
-    "<4.1": {
-      "*": ["dist/node/types/legacy/v4_0.d.ts"]
-    },
-    "<4.7": {
-      "*": ["dist/node/types/legacy/v4_6.d.ts"]
-    },
-    ">=4.7": {
-      "*": ["dist/node/types/current/index.d.mts"]
-    }
-  },
   "files": [
     "dist/node/",
     "package.json",
@@ -89,7 +75,7 @@
     "test": "pnpm run test:js && pnpm run test:types",
     "test:js": "vitest --coverage --run",
     "test:js:watch": "vitest",
-    "test:types": "pnpm run build:node && tsd -f 'tests/**/*.test-d.ts'",
+    "test:types": "pnpm run build:node && tsd -f 'tests/**/*.test-d.ts' -t 'dist/node/index.d.mts'",
     "type-check": "tsc --noEmit -p tsconfig.build.json"
   },
   "devDependencies": {
@@ -148,7 +134,6 @@
     "prettier-plugin-packagejson": "2.5.0",
     "rimraf": "5.0.7",
     "rollup": "4.17.2",
-    "rollup-plugin-copy": "3.5.0",
     "rollup-plugin-ts": "3.4.5",
     "semantic-release": "23.1.1",
     "tsc-files": "1.1.4",

rollup.config.ts

@@ -1,17 +1,10 @@
-import { dirname, join, relative } from "node:path";
-import { fileURLToPath } from "node:url";
-
 import rollupPluginReplace from "@rollup/plugin-replace";
 import { rollupPlugin as rollupPluginDeassert } from "deassert";
 import { type RollupOptions } from "rollup";
-import rollupPluginCopy from "rollup-plugin-copy";
 import rollupPluginTs from "rollup-plugin-ts";
 
 import p from "./package.json" assert { type: "json" };
 
-const root = dirname(fileURLToPath(import.meta.url));
-const nodeDistPath = join(root, "dist/node");
-
 const pkg = p as typeof p & {
   dependencies?: Record<string, string>;
   peerDependencies?: Record<string, string>;
@@ -49,15 +42,6 @@ const library = {
     rollupPluginTs({
       transpileOnly: true,
       tsconfig: "tsconfig.build.json",
-      hook: {
-        outputPath: (path, kind) => {
-          if (kind === "declaration") {
-            const relativePathToNodeDist = relative(nodeDistPath, path);
-            return join(nodeDistPath, "types/current", relativePathToNodeDist);
-          }
-          return path;
-        },
-      },
     }),
     rollupPluginReplace({
       values: {
@@ -68,11 +52,6 @@ const library = {
     rollupPluginDeassert({
       include: ["**/*.{js,ts}"],
     }),
-    rollupPluginCopy({
-      targets: [
-        { src: "types-legacy", dest: "dist/node/types", rename: "legacy" },
-      ],
-    }),
   ],
 
   treeshake,

tsconfig.base.json

@@ -31,5 +31,5 @@
     "baseUrl": ".",
     "paths": {}
   },
-  "exclude": ["benchmark/", "dist/", "types-legacy/"]
+  "exclude": ["benchmark/", "dist/"]
 }