feat: use tsgo where capable (#16984)

26 files changed, 24 insertions, 42 deletions

diff --git a/packages/backend/package.json b/packages/backend/package.json
index c7a8a6c223..0e69ebe976 100644
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@@ -18,11 +18,11 @@
 		"build": "swc src -d built -D --strip-leading-paths",
 		"build:test": "swc test-server -d built-test -D --config-file test-server/.swcrc --strip-leading-paths",
 		"watch:swc": "swc src -d built -D -w --strip-leading-paths",
-		"build:tsc": "tsc -p tsconfig.json && tsc-alias -p tsconfig.json",
+		"build:tsc": "tsgo -p tsconfig.json && tsc-alias -p tsconfig.json",
 		"watch": "pnpm compile-config && node ./scripts/watch.mjs",
 		"restart": "pnpm build && pnpm start",
 		"dev": "pnpm compile-config && node ./scripts/dev.mjs",
-		"typecheck": "tsc --noEmit && tsc -p test --noEmit && tsc -p test-federation --noEmit",
+		"typecheck": "tsgo --noEmit && tsgo -p test --noEmit && tsgo -p test-federation --noEmit",
 		"eslint": "eslint --quiet \"{src,test-federation}/**/*.ts\"",
 		"lint": "pnpm typecheck && pnpm eslint",
 		"jest": "cross-env NODE_ENV=test pnpm compile-config && cross-env NODE_ENV=test node ./jest.js --forceExit --config jest.config.unit.cjs",
@@ -171,7 +171,6 @@
 		"tmp": "0.2.5",
 		"tsc-alias": "1.8.16",
 		"typeorm": "0.3.28",
-		"typescript": "5.9.3",
 		"ulid": "3.0.2",
 		"vary": "1.1.2",
 		"web-push": "3.6.7",
diff --git a/packages/backend/scripts/watch.mjs b/packages/backend/scripts/watch.mjs
index a0ccea3b16..9d608b233c 100644
--- a/packages/backend/scripts/watch.mjs
+++ b/packages/backend/scripts/watch.mjs
@@ -21,7 +21,7 @@ import { execa } from 'execa';
 		});
 	}, 3000);
 
-	execa('tsc', ['-w', '-p', 'tsconfig.json'], {
+	execa('tsgo', ['-w', '-p', 'tsconfig.json'], {
 		stdout: process.stdout,
 		stderr: process.stderr,
 	});
diff --git a/packages/backend/test-federation/compose.yml b/packages/backend/test-federation/compose.yml
index 25475a89ab..4d1b4b0d60 100644
--- a/packages/backend/test-federation/compose.yml
+++ b/packages/backend/test-federation/compose.yml
@@ -143,7 +143,7 @@ services:
       bash -c "
         npm install -g pnpm
         pnpm -F backend i --frozen-lockfile
-        pnpm exec tsc -p ./packages/backend/test-federation
+        pnpm exec tsgo -p ./packages/backend/test-federation
         node ./packages/backend/test-federation/built/daemon.js
       "
 
diff --git a/packages/backend/test/tsconfig.json b/packages/backend/test/tsconfig.json
index c6754c4802..a2a86c696e 100644
--- a/packages/backend/test/tsconfig.json
+++ b/packages/backend/test/tsconfig.json
@@ -25,7 +25,6 @@
 		"isolatedModules": true,
 		"jsx": "react-jsx",
 		"jsxImportSource": "@kitajs/html",
-		"baseUrl": "./",
 		"paths": {
 			"@/*": ["../src/*"]
 		},
diff --git a/packages/backend/tsconfig.json b/packages/backend/tsconfig.json
index 25584e475d..dac56f25de 100644
--- a/packages/backend/tsconfig.json
+++ b/packages/backend/tsconfig.json
@@ -26,7 +26,6 @@
 		"jsx": "react-jsx",
 		"jsxImportSource": "@kitajs/html",
 		"rootDir": "./src",
-		"baseUrl": "./",
 		"paths": {
 			"@/*": ["./src/*"]
 		},
diff --git a/packages/frontend-builder/package.json b/packages/frontend-builder/package.json
index c1d9e316e6..e6e8899a12 100644
--- a/packages/frontend-builder/package.json
+++ b/packages/frontend-builder/package.json
@@ -3,7 +3,7 @@
 	"type": "module",
 	"scripts": {
 		"eslint": "eslint './**/*.{js,jsx,ts,tsx}'",
-		"typecheck": "tsc --noEmit",
+		"typecheck": "tsgo --noEmit",
 		"lint": "pnpm typecheck && pnpm eslint"
 	},
 	"exports": {
@@ -14,8 +14,7 @@
 		"@types/node": "24.10.2",
 		"@typescript-eslint/eslint-plugin": "8.49.0",
 		"@typescript-eslint/parser": "8.49.0",
-		"rollup": "4.53.3",
-		"typescript": "5.9.3"
+		"rollup": "4.53.3"
 	},
 	"dependencies": {
 		"i18n": "workspace:*",
diff --git a/packages/frontend-builder/tsconfig.json b/packages/frontend-builder/tsconfig.json
index 9250b2f3da..ab943fded4 100644
--- a/packages/frontend-builder/tsconfig.json
+++ b/packages/frontend-builder/tsconfig.json
@@ -17,7 +17,6 @@
 		"noImplicitReturns": true,
 		"esModuleInterop": true,
 		"verbatimModuleSyntax": true,
-		"baseUrl": ".",
 		"typeRoots": [
 			"./@types",
 			"./node_modules/@types"
diff --git a/packages/frontend-embed/package.json b/packages/frontend-embed/package.json
index 808559f44a..7a40ae3507 100644
--- a/packages/frontend-embed/package.json
+++ b/packages/frontend-embed/package.json
@@ -59,7 +59,6 @@
 		"prettier": "3.7.4",
 		"start-server-and-test": "2.1.3",
 		"tsx": "4.21.0",
-		"typescript": "5.9.3",
 		"vite-plugin-turbosnap": "1.0.3",
 		"vue-component-type-helpers": "3.1.8",
 		"vue-eslint-parser": "10.2.0",
diff --git a/packages/frontend-embed/tsconfig.json b/packages/frontend-embed/tsconfig.json
index 63e637c844..6694a90716 100644
--- a/packages/frontend-embed/tsconfig.json
+++ b/packages/frontend-embed/tsconfig.json
@@ -22,7 +22,6 @@
 		"isolatedModules": true,
 		"useDefineForClassFields": true,
 		"verbatimModuleSyntax": true,
-		"baseUrl": ".",
 		"paths": {
 			"@/*": ["./src/*"],
 			"@@/*": ["../frontend-shared/*"]
diff --git a/packages/frontend-shared/build.js b/packages/frontend-shared/build.js
index 07e98ad182..1f98267468 100644
--- a/packages/frontend-shared/build.js
+++ b/packages/frontend-shared/build.js
@@ -60,7 +60,7 @@ async function buildSrc() {
 
 function buildDts() {
 	return execa(
-		'tsc',
+		'tsgo',
 		[
 			'--project', 'tsconfig.json',
 			'--outDir', 'js-built',
diff --git a/packages/frontend-shared/package.json b/packages/frontend-shared/package.json
index 49cce0d707..b8c927804e 100644
--- a/packages/frontend-shared/package.json
+++ b/packages/frontend-shared/package.json
@@ -17,7 +17,7 @@
 		"build": "node ./build.js",
 		"watch": "nodemon -w package.json -e json --exec \"node ./build.js --watch\"",
 		"eslint": "eslint './**/*.{js,jsx,ts,tsx}'",
-		"typecheck": "tsc --noEmit",
+		"typecheck": "tsgo --noEmit",
 		"lint": "pnpm typecheck && pnpm eslint"
 	},
 	"devDependencies": {
@@ -27,7 +27,6 @@
 		"esbuild": "0.27.1",
 		"eslint-plugin-vue": "10.6.2",
 		"nodemon": "3.1.11",
-		"typescript": "5.9.3",
 		"vue-eslint-parser": "10.2.0"
 	},
 	"files": [
diff --git a/packages/frontend-shared/tsconfig.json b/packages/frontend-shared/tsconfig.json
index 12f00eb503..6b1804a0fc 100644
--- a/packages/frontend-shared/tsconfig.json
+++ b/packages/frontend-shared/tsconfig.json
@@ -17,7 +17,6 @@
 		"noImplicitReturns": true,
 		"esModuleInterop": true,
 		"verbatimModuleSyntax": true,
-		"baseUrl": ".",
 		"paths": {
 			"@/*": ["./*"],
 			"@@/*": ["./*"]
diff --git a/packages/frontend/package.json b/packages/frontend/package.json
index 730bf71789..932fd7fad1 100644
--- a/packages/frontend/package.json
+++ b/packages/frontend/package.json
@@ -6,7 +6,7 @@
 		"watch": "vite",
 		"build": "tsx build.ts",
 		"storybook-dev": "nodemon --verbose --watch src --ext \"mdx,ts,vue\" --ignore \"*.stories.ts\" --exec \"pnpm build-storybook-pre && pnpm exec storybook dev -p 6006 --ci\"",
-		"build-storybook-pre": "(tsc -p .storybook || echo done.) && node .storybook/generate.js && node .storybook/preload-locale.js && node .storybook/preload-theme.js",
+		"build-storybook-pre": "(tsgo -p .storybook || echo done.) && node .storybook/generate.js && node .storybook/preload-locale.js && node .storybook/preload-theme.js",
 		"build-storybook": "pnpm build-storybook-pre && storybook build --webpack-stats-json storybook-static",
 		"chromatic": "chromatic",
 		"test": "vitest --run --globals",
@@ -136,7 +136,6 @@
 		"storybook": "10.1.5",
 		"storybook-addon-misskey-theme": "github:misskey-dev/storybook-addon-misskey-theme",
 		"tsx": "4.21.0",
-		"typescript": "5.9.3",
 		"vite-plugin-glsl": "1.5.5",
 		"vite-plugin-turbosnap": "1.0.3",
 		"vitest": "4.0.15",
diff --git a/packages/frontend/tsconfig.json b/packages/frontend/tsconfig.json
index 125a393417..492082d05b 100644
--- a/packages/frontend/tsconfig.json
+++ b/packages/frontend/tsconfig.json
@@ -23,7 +23,6 @@
 		"useDefineForClassFields": true,
 		"verbatimModuleSyntax": true,
 		"skipLibCheck": true,
-		"baseUrl": ".",
 		"paths": {
 			"@/*": ["./src/*"],
 			"@@/*": ["../frontend-shared/*"]
diff --git a/packages/i18n/build.ts b/packages/i18n/build.ts
index 21bf2996b4..3caddd0054 100644
--- a/packages/i18n/build.ts
+++ b/packages/i18n/build.ts
@@ -100,7 +100,7 @@ async function buildSrc(): Promise<void> {
 
 function buildDts(): Promise<unknown> {
 	return execa(
-		'tsc',
+		'tsgo',
 		[
 			'--project', 'tsconfig.json',
 			'--rootDir', 'src',
diff --git a/packages/i18n/package.json b/packages/i18n/package.json
index ac6c386995..d862dc231e 100644
--- a/packages/i18n/package.json
+++ b/packages/i18n/package.json
@@ -20,7 +20,7 @@
 		"build": "tsx ./build.ts",
 		"watch": "nodemon -w package.json -e json --exec \"tsx ./build.ts --watch\"",
 		"tsd": "tsd",
-		"typecheck": "tsc --noEmit",
+		"typecheck": "tsgo --noEmit",
 		"lint": "pnpm typecheck && pnpm eslint",
 		"lint:fix": "pnpm eslint --fix"
 	},
@@ -36,8 +36,7 @@
 		"esbuild": "0.27.1",
 		"execa": "9.6.1",
 		"nodemon": "3.1.11",
-		"tsx": "4.21.0",
-		"typescript": "5.9.3"
+		"tsx": "4.21.0"
 	},
 	"dependencies": {
 		"js-yaml": "4.1.1"
diff --git a/packages/icons-subsetter/package.json b/packages/icons-subsetter/package.json
index 8d52555288..16668d0346 100644
--- a/packages/icons-subsetter/package.json
+++ b/packages/icons-subsetter/package.json
@@ -7,7 +7,7 @@
 	"scripts": {
 		"build": "tsx src/generator.ts",
 		"eslint": "eslint src/**/*.ts",
-		"typecheck": "tsc --noEmit",
+		"typecheck": "tsgo --noEmit",
 		"lint": "pnpm typecheck && pnpm eslint"
 	},
 	"devDependencies": {
@@ -20,7 +20,6 @@
 		"@tabler/icons-webfont": "3.35.0",
 		"harfbuzzjs": "0.4.13",
 		"tsx": "4.21.0",
-		"typescript": "5.9.3",
 		"wawoff2": "2.0.1"
 	},
 	"files": [
diff --git a/packages/misskey-bubble-game/build.js b/packages/misskey-bubble-game/build.js
index 1a6f87a8e8..2e606f276f 100644
--- a/packages/misskey-bubble-game/build.js
+++ b/packages/misskey-bubble-game/build.js
@@ -58,7 +58,7 @@ async function buildSrc() {
 
 function buildDts() {
 	return execa(
-		'tsc',
+		'tsgo',
 		[
 			'--project', 'tsconfig.json',
 			'--outDir', 'built',
diff --git a/packages/misskey-bubble-game/package.json b/packages/misskey-bubble-game/package.json
index 3844740bf2..0f04e5d5b3 100644
--- a/packages/misskey-bubble-game/package.json
+++ b/packages/misskey-bubble-game/package.json
@@ -20,7 +20,7 @@
 		"build": "node ./build.js",
 		"watch": "nodemon -w package.json -e json --exec \"node ./build.js --watch\"",
 		"eslint": "eslint './**/*.{js,jsx,ts,tsx}'",
-		"typecheck": "tsc --noEmit",
+		"typecheck": "tsgo --noEmit",
 		"lint": "pnpm typecheck && pnpm eslint"
 	},
 	"devDependencies": {
@@ -31,8 +31,7 @@
 		"@typescript-eslint/parser": "8.49.0",
 		"esbuild": "0.27.1",
 		"execa": "9.6.1",
-		"nodemon": "3.1.11",
-		"typescript": "5.9.3"
+		"nodemon": "3.1.11"
 	},
 	"files": [
 		"built"
diff --git a/packages/misskey-js/build.js b/packages/misskey-js/build.js
index 68535556d3..befc605a08 100644
--- a/packages/misskey-js/build.js
+++ b/packages/misskey-js/build.js
@@ -59,7 +59,7 @@ async function buildSrc() {
 
 function buildDts() {
 	return execa(
-		'tsc',
+		'tsgo',
 		[
 			'--project', 'tsconfig.json',
 			'--outDir', 'built',
diff --git a/packages/misskey-js/generator/package.json b/packages/misskey-js/generator/package.json
index e9721911cc..b64428090d 100644
--- a/packages/misskey-js/generator/package.json
+++ b/packages/misskey-js/generator/package.json
@@ -15,7 +15,6 @@
 		"openapi-typescript": "7.10.1",
 		"ts-case-convert": "2.1.0",
 		"tsx": "4.21.0",
-		"typescript": "5.9.3",
 		"eslint": "9.39.1"
 	},
 	"files": [
diff --git a/packages/misskey-js/package.json b/packages/misskey-js/package.json
index 226428af13..f50d57b94a 100644
--- a/packages/misskey-js/package.json
+++ b/packages/misskey-js/package.json
@@ -25,7 +25,7 @@
 		"api": "pnpm api-extractor run --local --verbose",
 		"api-prod": "pnpm api-extractor run --verbose",
 		"eslint": "eslint './**/*.{js,jsx,ts,tsx}'",
-		"typecheck": "tsc --noEmit",
+		"typecheck": "tsgo --noEmit",
 		"lint": "pnpm typecheck && pnpm eslint",
 		"vitest": "vitest run --coverage",
 		"test": "pnpm vitest && pnpm tsd",
@@ -47,7 +47,6 @@
 		"ncp": "2.0.0",
 		"nodemon": "3.1.11",
 		"tsd": "0.33.0",
-		"typescript": "5.9.3",
 		"vitest": "4.0.15",
 		"vitest-websocket-mock": "0.5.0"
 	},
diff --git a/packages/misskey-reversi/build.js b/packages/misskey-reversi/build.js
index 1a6f87a8e8..2e606f276f 100644
--- a/packages/misskey-reversi/build.js
+++ b/packages/misskey-reversi/build.js
@@ -58,7 +58,7 @@ async function buildSrc() {
 
 function buildDts() {
 	return execa(
-		'tsc',
+		'tsgo',
 		[
 			'--project', 'tsconfig.json',
 			'--outDir', 'built',
diff --git a/packages/misskey-reversi/package.json b/packages/misskey-reversi/package.json
index e22ccd1e02..6344f60bde 100644
--- a/packages/misskey-reversi/package.json
+++ b/packages/misskey-reversi/package.json
@@ -20,7 +20,7 @@
 		"build": "node ./build.js",
 		"watch": "nodemon -w package.json -e json --exec \"node ./build.js --watch\"",
 		"eslint": "eslint './**/*.{js,jsx,ts,tsx}'",
-		"typecheck": "tsc --noEmit",
+		"typecheck": "tsgo --noEmit",
 		"lint": "pnpm typecheck && pnpm eslint"
 	},
 	"devDependencies": {
@@ -29,8 +29,7 @@
 		"@typescript-eslint/parser": "8.49.0",
 		"esbuild": "0.27.1",
 		"execa": "9.6.1",
-		"nodemon": "3.1.11",
-		"typescript": "5.9.3"
+		"nodemon": "3.1.11"
 	},
 	"files": [
 		"built"
diff --git a/packages/sw/package.json b/packages/sw/package.json
index 1911524b8f..12a89ffa96 100644
--- a/packages/sw/package.json
+++ b/packages/sw/package.json
@@ -4,7 +4,7 @@
 	"scripts": {
 		"watch": "nodemon -w ../../package.json -e json --exec \"node build.js watch\"",
 		"build": "node build.js",
-		"typecheck": "tsc --noEmit",
+		"typecheck": "tsgo --noEmit",
 		"eslint": "eslint --quiet src/**/*.ts",
 		"lint": "pnpm typecheck && pnpm eslint"
 	},
@@ -18,8 +18,7 @@
 		"@typescript-eslint/parser": "8.49.0",
 		"@typescript/lib-webworker": "npm:@types/serviceworker@0.0.74",
 		"eslint-plugin-import": "2.32.0",
-		"nodemon": "3.1.11",
-		"typescript": "5.9.3"
+		"nodemon": "3.1.11"
 	},
 	"type": "module"
 }
diff --git a/packages/sw/tsconfig.json b/packages/sw/tsconfig.json
index 2712475a37..9732a438ce 100644
--- a/packages/sw/tsconfig.json
+++ b/packages/sw/tsconfig.json
@@ -19,7 +19,6 @@
 		"experimentalDecorators": true,
 		"resolveJsonModule": true,
 		"isolatedModules": true,
-		"baseUrl": ".",
 		"paths": {
 			"@/*": ["./src/*"],
 			"@@/*": ["../frontend-shared/*"]
@@ -28,6 +27,7 @@
 			"./node_modules/@types",
 			"./src/@types"
 		],
+		"libReplacement": true,
 		"lib": [
 			"esnext",
 			"webworker"