chore: fix some lint errors

package.json

@@ -51,6 +51,7 @@
     "@babel/core": "^7.13.15",
     "@rollup/plugin-json": "^4.1.0",
     "@swc/core": "^1.2.112",
+    "@types/babel__core": "^7.1.16",
     "@types/buble": "^0.19.2",
     "@types/debug": "^4.1.5",
     "@types/flat": "^5.0.2",

pnpm-lock.yaml

@@ -4,6 +4,7 @@ specifiers:
   '@babel/core': ^7.13.15
   '@rollup/plugin-json': ^4.1.0
   '@swc/core': ^1.2.112
+  '@types/babel__core': ^7.1.16
   '@types/buble': ^0.19.2
   '@types/debug': ^4.1.5
   '@types/flat': ^5.0.2
@@ -62,6 +63,7 @@ devDependencies:
   '@babel/core': 7.16.0
   '@rollup/plugin-json': 4.1.0_rollup@2.60.1
   '@swc/core': 1.2.112
+  '@types/babel__core': 7.1.16
   '@types/buble': 0.19.2
   '@types/debug': 4.1.7
   '@types/flat': 5.0.2
@@ -480,6 +482,35 @@ packages:
       '@swc/core-win32-x64-msvc': 1.2.112
     dev: true
 
+  /@types/babel__core/7.1.16:
+    resolution: {integrity: sha512-EAEHtisTMM+KaKwfWdC3oyllIqswlznXCIVCt7/oRNrh+DhgT4UEBNC/jlADNjvw7UnfbcdkGQcPVZ1xYiLcrQ==}
+    dependencies:
+      '@babel/parser': 7.16.4
+      '@babel/types': 7.16.0
+      '@types/babel__generator': 7.6.3
+      '@types/babel__template': 7.4.1
+      '@types/babel__traverse': 7.14.2
+    dev: true
+
+  /@types/babel__generator/7.6.3:
+    resolution: {integrity: sha512-/GWCmzJWqV7diQW54smJZzWbSFf4QYtF71WCKhcx6Ru/tFyQIY2eiiITcCAeuPbNSvT9YCGkVMqqvSk2Z0mXiA==}
+    dependencies:
+      '@babel/types': 7.16.0
+    dev: true
+
+  /@types/babel__template/7.4.1:
+    resolution: {integrity: sha512-azBFKemX6kMg5Io+/rdGT0dkGreboUVR0Cdm3fz9QJWpaQGJRQXl7C+6hOTCZcMll7KFyEQpgbYI2lHdsS4U7g==}
+    dependencies:
+      '@babel/parser': 7.16.4
+      '@babel/types': 7.16.0
+    dev: true
+
+  /@types/babel__traverse/7.14.2:
+    resolution: {integrity: sha512-K2waXdXBi2302XUdcHcR1jCeU0LL4TD9HRs/gk0N2Xvrht+G/BfJa4QObBQZfhMdxiCpV3COl5Nfq4uKTeTnJA==}
+    dependencies:
+      '@babel/types': 7.16.0
+    dev: true
+
   /@types/buble/0.19.2:
     resolution: {integrity: sha512-uUD8zIfXMKThmFkahTXDGI3CthFH1kMg2dOm3KLi4GlC5cbARA64bEcUMbbWdWdE73eoc/iBB9PiTMqH0dNS2Q==}
     dependencies:

src/cli-main.ts

@@ -117,7 +117,7 @@ export async function main(options: Options = {}) {
         options.inject = inject
       }
       if (flags.define) {
-        const define: any = flat(flags.define)
+        const define: Record<string, string> = flat(flags.define)
         options.define = define
       }
       if (flags.loader) {

src/esbuild/external.ts

@@ -13,7 +13,7 @@ export const externalPlugin = ({
   external?: (string | RegExp)[]
   noExternal?: (string | RegExp)[]
   skipNodeModulesBundle?: boolean
-  tsconfigResolvePaths?: Record<string, any>
+  tsconfigResolvePaths?: Record<string, string[]>
 }): Plugin => {
   return {
     name: `external`,

src/esbuild/index.ts

@@ -26,7 +26,7 @@ const getOutputExtensionMap = (
   format: Format
 ) => {
   const isModule = pkgTypeField === 'module'
-  const map: any = {}
+  const map: Record<string, string> = {}
   if (isModule && format === 'cjs') {
     map['.js'] = '.cjs'
   }
@@ -172,7 +172,9 @@ export async function runEsbuild(
       },
       inject: [
         format === 'cjs' ? path.join(__dirname, '../assets/cjs_shims.js') : '',
-        format === 'esm' && platform === 'node' ? path.join(__dirname, '../assets/esm_shims.js') : '',
+        format === 'esm' && platform === 'node'
+          ? path.join(__dirname, '../assets/esm_shims.js')
+          : '',
         ...(options.inject || []),
       ].filter(Boolean),
       outdir:
@@ -262,10 +264,17 @@ export async function runEsbuild(
                   spreadRest: true,
                 },
               }).code
-            } catch (error: any) {
-              throw new PrettyError(
-                `Error compiling to es5 target:\n${error.snippet}`
-              )
+            } catch (error) {
+              if (error instanceof Error) {
+                throw new PrettyError(
+                  `Error compiling to es5 target:\n${
+                    // @ts-expect-error not sure how to type error.snippet
+                    error.snippet || error.message
+                  }`
+                )
+              } else {
+                throw error
+              }
             }
           }
           // Workaround to enable code splitting for cjs format

src/esbuild/svelte.ts

@@ -37,11 +37,12 @@ export const sveltePlugin = ({
         }
 
         // This converts a message in Svelte's format to esbuild's format
-        let convertMessage = ({ message, start, end }: any) => {
+        const convertMessage = ({ message, start, end }: any) => {
           let location
           if (start && end) {
-            let lineText = source.split(/\r\n|\r|\n/g)[start.line - 1]
-            let lineEnd = start.line === end.line ? end.column : lineText.length
+            const lineText = source.split(/\r\n|\r|\n/g)[start.line - 1]
+            const lineEnd =
+              start.line === end.line ? end.column : lineText.length
             location = {
               file: filename,
               line: start.line,
@@ -54,8 +55,8 @@ export const sveltePlugin = ({
         }
 
         // Load the file from the file system
-        let source = await fs.promises.readFile(args.path, 'utf8')
-        let filename = path.relative(process.cwd(), args.path)
+        const source = await fs.promises.readFile(args.path, 'utf8')
+        const filename = path.relative(process.cwd(), args.path)
 
         // Convert Svelte syntax to JavaScript
         try {

src/esbuild/swc.ts

@@ -9,7 +9,7 @@ export const swcPlugin = (): Plugin => {
   return {
     name: 'swc',
 
-    async setup(build) {
+    setup(build) {
       const swc: typeof import('@swc/core') = localRequire('@swc/core')
 
       if (!swc) {

src/index.ts

@@ -24,7 +24,7 @@ export type NormalizedOptions = Omit<
   'dts'
 > & {
   dts?: DtsConfig
-  tsconfigResolvePaths: Record<string, any>
+  tsconfigResolvePaths: Record<string, string[]>
   tsconfigDecoratorMetadata?: boolean
 }
 
@@ -144,7 +144,7 @@ export async function build(_options: Options) {
           /** Files imported by the entry */
           const buildDependencies: Set<string> = new Set()
 
-          async function killPreviousProcess() {
+          const killPreviousProcess = async () => {
             if (existingOnSuccess) {
               await killProcess({
                 pid: existingOnSuccess.pid,
@@ -244,7 +244,7 @@ export async function build(_options: Options) {
               ignorePermissionErrors: true,
               ignored,
             })
-            watcher.on('all', async (type, file) => {
+            watcher.on('all', (type, file) => {
               file = slash(file)
               if (!buildDependencies.has(file)) return
 

src/load.ts

@@ -9,18 +9,22 @@ const joycon = new JoyCon()
 const loadJson = async (filepath: string) => {
   try {
     return jsoncParse(await fs.promises.readFile(filepath, 'utf8'))
-  } catch (error: any) {
-    throw new Error(
-      `Failed to parse ${path.relative(process.cwd(), filepath)}: ${
-        error.message
-      }`
-    )
+  } catch (error) {
+    if (error instanceof Error) {
+      throw new Error(
+        `Failed to parse ${path.relative(process.cwd(), filepath)}: ${
+          error.message
+        }`
+      )
+    } else {
+      throw error
+    }
   }
 }
 
 const jsonLoader = {
   test: /\.json$/,
-  async load(filepath: string) {
+  load(filepath: string) {
     return loadJson(filepath)
   },
 }

src/rollup.ts

@@ -196,7 +196,7 @@ async function watchRollup(options: {
     ...options.inputConfig,
     plugins: options.inputConfig.plugins,
     output: options.outputConfig,
-  }).on('event', async (event) => {
+  }).on('event', (event) => {
     if (event.code === 'START') {
       logger.info('dts', 'Build start')
     } else if (event.code === 'BUNDLE_END') {

src/rollup/ts-resolve.ts

@@ -13,7 +13,7 @@ const resolveModule = (
 ): Promise<string | null> =>
   new Promise((resolve, reject) => {
     _resolve(id, opts, (err, res) => {
-      // @ts-expect-error
+      // @ts-expect-error error code is not typed
       if (err?.code === 'MODULE_NOT_FOUND') return resolve(null)
       if (err) return reject(err)
       resolve(res || null)