dev: remove downlevel

Author: logaretm

package.json

@@ -111,7 +111,6 @@
     "@typescript/native-preview": "^7.0.0-dev.20251210.1",
     "@vitest/coverage-v8": "^3.2.4",
     "deepmerge": "^4.2.2",
-    "downlevel-dts": "~0.11.0",
     "es-check": "^7.2.1",
     "eslint": "8.57.0",
     "jsdom": "^21.1.2",

packages/aws-serverless/package.json

@@ -54,13 +54,6 @@
       }
     }
   },
-  "typesVersions": {
-    "<5.0": {
-      "build/npm/esm/index.d.ts": [
-        "build/npm/types-ts3.8/index.d.ts"
-      ]
-    }
-  },
   "publishConfig": {
     "access": "public"
   },
@@ -83,7 +76,7 @@
     "build:layer": "rimraf build/aws && rolldown -c rollup.lambda-extension.config.mjs && yarn ts-node scripts/buildLambdaLayer.ts",
     "build:dev": "run-s build:transpile build:types",
     "build:transpile": "rolldown -c rollup.npm.config.mjs && yarn build:layer",
-    "build:types": "yarn downlevel-dts build/npm/esm build/npm/types-ts3.8 --to ts3.8",
+    "build:types": "echo \"Types included with build\"",
     "build:watch": "run-p build:transpile:watch build:types:watch",
     "build:dev:watch": "yarn build:watch",
     "build:transpile:watch": "rolldown -c rollup.npm.config.mjs --watch",

packages/browser-utils/package.json

@@ -28,13 +28,6 @@
       }
     }
   },
-  "typesVersions": {
-    "<5.0": {
-      "build/esm/index.d.ts": [
-        "build/types-ts3.8/index.d.ts"
-      ]
-    }
-  },
   "publishConfig": {
     "access": "public"
   },
@@ -45,7 +38,7 @@
     "build": "run-s build:transpile build:types",
     "build:dev": "yarn build",
     "build:transpile": "rolldown -c rollup.npm.config.mjs",
-    "build:types": "yarn downlevel-dts build/esm build/types-ts3.8 --to ts3.8",
+    "build:types": "echo \"Types included with build\"",
     "build:watch": "run-p build:transpile:watch build:types:watch",
     "build:dev:watch": "run-p build:transpile:watch build:types:watch",
     "build:transpile:watch": "rolldown -c rollup.npm.config.mjs --watch",

packages/browser/package.json

@@ -14,11 +14,11 @@
   ],
   "main": "build/npm/cjs/prod/index.js",
   "module": "build/npm/esm/prod/index.js",
-  "types": "build/npm/esm/index.d.ts",
+  "types": "build/npm/esm/prod/index.d.ts",
   "exports": {
     "./package.json": "./package.json",
     ".": {
-      "types": "./build/npm/esm/index.d.ts",
+      "types": "./build/npm/esm/prod/index.d.ts",
       "development": {
         "import": "./build/npm/esm/dev/index.js",
         "require": "./build/npm/cjs/dev/index.js"
@@ -33,13 +33,6 @@
       }
     }
   },
-  "typesVersions": {
-    "<5.0": {
-      "build/npm/esm/index.d.ts": [
-        "build/npm/types-ts3.8/index.d.ts"
-      ]
-    }
-  },
   "publishConfig": {
     "access": "public"
   },
@@ -59,7 +52,7 @@
     "build:dev": "run-s build:transpile build:types",
     "build:bundle": "rolldown -c rollup.bundle.config.mjs",
     "build:transpile": "rolldown -c rollup.npm.config.mjs",
-    "build:types": "yarn downlevel-dts build/npm/esm build/npm/types-ts3.8 --to ts3.8",
+    "build:types": "echo \"Types included with build\"",
     "build:watch": "run-p build:transpile:watch build:bundle:watch build:types:watch",
     "build:dev:watch": "run-p build:transpile:watch build:types:watch",
     "build:bundle:watch": "rolldown -c rollup.bundle.config.mjs --watch",

packages/bun/package.json

@@ -28,13 +28,6 @@
       }
     }
   },
-  "typesVersions": {
-    "<5.0": {
-      "build/esm/index.d.ts": [
-        "build/types-ts3.8/index.d.ts"
-      ]
-    }
-  },
   "publishConfig": {
     "access": "public"
   },
@@ -49,7 +42,7 @@
     "build": "run-s build:transpile build:types",
     "build:dev": "yarn build",
     "build:transpile": "rolldown -c rollup.npm.config.mjs",
-    "build:types": "yarn downlevel-dts build/esm build/types-ts3.8 --to ts3.8",
+    "build:types": "echo \"Types included with build\"",
     "build:watch": "run-p build:transpile:watch build:types:watch",
     "build:dev:watch": "yarn build:watch",
     "build:transpile:watch": "rolldown -c rollup.npm.config.mjs --watch",

packages/cloudflare/package.json

@@ -38,13 +38,6 @@
       }
     }
   },
-  "typesVersions": {
-    "<5.0": {
-      "build/esm/index.d.ts": [
-        "build/types-ts3.8/index.d.ts"
-      ]
-    }
-  },
   "publishConfig": {
     "access": "public"
   },
@@ -69,7 +62,7 @@
     "build": "run-s build:transpile build:types",
     "build:dev": "yarn build",
     "build:transpile": "rolldown -c rollup.npm.config.mjs",
-    "build:types": "yarn downlevel-dts build/esm build/types-ts3.8 --to ts3.8",
+    "build:types": "echo \"Types included with build\"",
     "build:watch": "run-p build:transpile:watch build:types:watch",
     "build:dev:watch": "yarn build:watch",
     "build:transpile:watch": "rolldown -c rollup.npm.config.mjs --watch",

packages/core/package.json

@@ -28,21 +28,14 @@
       }
     }
   },
-  "typesVersions": {
-    "<5.0": {
-      "build/esm/index.d.ts": [
-        "build/types-ts3.8/index.d.ts"
-      ]
-    }
-  },
   "publishConfig": {
     "access": "public"
   },
   "scripts": {
     "build": "run-s build:transpile build:types",
     "build:dev": "yarn build",
     "build:transpile": "rolldown -c rollup.npm.config.mjs",
-    "build:types": "yarn downlevel-dts build/esm build/types-ts3.8 --to ts3.8",
+    "build:types": "echo \"Types included with build\"",
     "build:watch": "run-p build:transpile:watch build:types:watch",
     "build:dev:watch": "yarn build:watch",
     "build:transpile:watch": "rolldown -c rollup.npm.config.mjs --watch",

packages/feedback/package.json

@@ -28,13 +28,6 @@
       }
     }
   },
-  "typesVersions": {
-    "<5.0": {
-      "build/npm/esm/index.d.ts": [
-        "build/npm/types-ts3.8/index.d.ts"
-      ]
-    }
-  },
   "publishConfig": {
     "access": "public"
   },
@@ -49,7 +42,7 @@
     "build:transpile": "rolldown -c rollup.npm.config.mjs",
     "build:bundle": "rolldown -c rollup.bundle.config.mjs",
     "build:dev": "run-s build:transpile build:types",
-    "build:types": "yarn downlevel-dts build/npm/esm build/npm/types-ts3.8 --to ts3.8 && yarn node ./scripts/shim-preact-export.js",
+    "build:types": "yarn node ./scripts/shim-preact-export.js",
     "build:watch": "run-p build:transpile:watch build:bundle:watch build:types:watch",
     "build:dev:watch": "run-p build:transpile:watch build:types:watch",
     "build:transpile:watch": "yarn build:transpile --watch",

packages/feedback/scripts/shim-preact-export.js

@@ -1,8 +1,8 @@
 // preact does not support more modern TypeScript versions, which breaks our users that depend on older
 // TypeScript versions. To fix this, we shim the types from preact to be any and remove the dependency on preact
-// for types directly. This script is meant to be run after the build/npm/types-ts3.8 directory is created.
+// for types directly. This script is meant to be run after the build/npm/esm directory is created (where rolldown dts generates types).
 
-// Path: build/npm/types-ts3.8/global.d.ts
+// Path: build/npm/esm/global.d.ts
 
 const fs = require('fs');
 const path = require('path');
@@ -67,8 +67,8 @@ function walk(dir) {
 }
 
 function run() {
-  // recurse through build/npm/types-ts3.8 directory
-  const dir = path.join('build', 'npm', 'types-ts3.8');
+  // recurse through build/npm/esm directory (where rolldown dts generates types)
+  const dir = path.join('build', 'npm', 'esm');
   walk(dir);
 }
 

packages/gatsby/package.json

@@ -34,13 +34,6 @@
       }
     }
   },
-  "typesVersions": {
-    "<5.0": {
-      "build/esm/index.d.ts": [
-        "build/types-ts3.8/index.d.ts"
-      ]
-    }
-  },
   "publishConfig": {
     "access": "public"
   },
@@ -65,7 +58,7 @@
     "build:plugin": "tsc -p tsconfig.plugin.json",
     "build:transpile": "run-p build:rollup build:plugin",
     "build:rollup": "rolldown -c rollup.npm.config.mjs",
-    "build:types": "yarn downlevel-dts build/esm build/types-ts3.8 --to ts3.8",
+    "build:types": "echo \"Types included with build\"",
     "build:watch": "run-p build:transpile:watch build:types:watch",
     "build:dev:watch": "yarn build:watch",
     "build:transpile:watch": "rolldown -c rollup.npm.config.mjs --watch",