diff --git a/packages/artifact/src/internal/download-http-client.ts b/packages/artifact/src/internal/download-http-client.ts
index e9bf4c89..6350ff82 100644
--- a/packages/artifact/src/internal/download-http-client.ts
+++ b/packages/artifact/src/internal/download-http-client.ts
@@ -306,7 +306,7 @@ export class DownloadHttpClient {
     destinationStream: fs.WriteStream,
     isGzip: boolean
   ): Promise<void> {
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       if (isGzip) {
         const gunzip = zlib.createGunzip()
         response.message
diff --git a/packages/cache/src/internal/cacheHttpClient.ts b/packages/cache/src/internal/cacheHttpClient.ts
index 52422ff6..e05cac58 100644
--- a/packages/cache/src/internal/cacheHttpClient.ts
+++ b/packages/cache/src/internal/cacheHttpClient.ts
@@ -92,7 +92,10 @@ export function getCacheVersion(
   // Add salt to cache version to support breaking changes in cache entry
   components.push(versionSalt)
 
-  return crypto.createHash('sha256').update(components.join('|')).digest('hex')
+  return crypto
+    .createHash('sha256')
+    .update(components.join('|'))
+    .digest('hex')
 }
 
 export async function getCacheEntry(
@@ -227,9 +230,9 @@ async function uploadChunk(
   end: number
 ): Promise<void> {
   core.debug(
-    `Uploading chunk of size ${
-      end - start + 1
-    } bytes at offset ${start} with content range: ${getContentRange(
+    `Uploading chunk of size ${end -
+      start +
+      1} bytes at offset ${start} with content range: ${getContentRange(
       start,
       end
     )}`
diff --git a/packages/core/__tests__/command.test.ts b/packages/core/__tests__/command.test.ts
index b650a61b..c5bb1dd5 100644
--- a/packages/core/__tests__/command.test.ts
+++ b/packages/core/__tests__/command.test.ts
@@ -17,7 +17,7 @@ describe('@actions/core/src/command', () => {
   afterEach(() => {})
 
   afterAll(() => {
-    process.stdout.write = originalWriteFunction as unknown as (
+    process.stdout.write = (originalWriteFunction as unknown) as (
       str: string
     ) => boolean
   })
@@ -51,7 +51,8 @@ describe('@actions/core/src/command', () => {
     command.issueCommand(
       'some-command',
       {
-        name: 'percent % percent % cr \r cr \r lf \n lf \n colon : colon : comma , comma ,'
+        name:
+          'percent % percent % cr \r cr \r lf \n lf \n colon : colon : comma , comma ,'
       },
       ''
     )
@@ -116,11 +117,11 @@ describe('@actions/core/src/command', () => {
     command.issueCommand(
       'some-command',
       {
-        prop1: {test: 'object'} as unknown as string,
-        prop2: 123 as unknown as string,
-        prop3: true as unknown as string
+        prop1: ({test: 'object'} as unknown) as string,
+        prop2: (123 as unknown) as string,
+        prop3: (true as unknown) as string
       },
-      {test: 'object'} as unknown as string
+      ({test: 'object'} as unknown) as string
     )
     assertWriteCalls([
       `::some-command prop1={"test"%3A"object"},prop2=123,prop3=true::{"test":"object"}${os.EOL}`
diff --git a/packages/core/__tests__/summary.test.ts b/packages/core/__tests__/summary.test.ts
index b7798dee..c13b0179 100644
--- a/packages/core/__tests__/summary.test.ts
+++ b/packages/core/__tests__/summary.test.ts
@@ -150,7 +150,10 @@ describe('@actions/core/src/summary', () => {
   })
 
   it('adds EOL', async () => {
-    await summary.addRaw(fixtures.text).addEOL().write()
+    await summary
+      .addRaw(fixtures.text)
+      .addEOL()
+      .write()
     await assertSummary(fixtures.text + os.EOL)
   })
 
diff --git a/packages/exec/__tests__/exec.test.ts b/packages/exec/__tests__/exec.test.ts
index 1f83ce4a..e2f6fc37 100644
--- a/packages/exec/__tests__/exec.test.ts
+++ b/packages/exec/__tests__/exec.test.ts
@@ -357,7 +357,7 @@ describe('@actions/exec', () => {
     expect(exitCode).toBe(0)
   })
 
-  it('Handles child process holding streams open', async function () {
+  it('Handles child process holding streams open', async function() {
     const semaphorePath = path.join(
       getTestTemp(),
       'child-process-semaphore.txt'
@@ -403,7 +403,7 @@ describe('@actions/exec', () => {
     fs.unlinkSync(semaphorePath)
   }, 10000) // this was timing out on some slower hosted macOS runs at default 5s
 
-  it('Handles child process holding streams open and non-zero exit code', async function () {
+  it('Handles child process holding streams open and non-zero exit code', async function() {
     const semaphorePath = path.join(
       getTestTemp(),
       'child-process-semaphore.txt'
@@ -457,7 +457,7 @@ describe('@actions/exec', () => {
     fs.unlinkSync(semaphorePath)
   }, 10000) // this was timing out on some slower hosted macOS runs at default 5s
 
-  it('Handles child process holding streams open and stderr', async function () {
+  it('Handles child process holding streams open and stderr', async function() {
     const semaphorePath = path.join(
       getTestTemp(),
       'child-process-semaphore.txt'
diff --git a/packages/exec/src/toolrunner.ts b/packages/exec/src/toolrunner.ts
index 18f884d3..87d0bbe1 100644
--- a/packages/exec/src/toolrunner.ts
+++ b/packages/exec/src/toolrunner.ts
@@ -267,7 +267,10 @@ export class ToolRunner extends events.EventEmitter {
     }
 
     reverse += '"'
-    return reverse.split('').reverse().join('')
+    return reverse
+      .split('')
+      .reverse()
+      .join('')
   }
 
   private _uvQuoteCmdArg(arg: string): string {
@@ -347,7 +350,10 @@ export class ToolRunner extends events.EventEmitter {
     }
 
     reverse += '"'
-    return reverse.split('').reverse().join('')
+    return reverse
+      .split('')
+      .reverse()
+      .join('')
   }
 
   private _cloneExecOptions(options?: im.ExecOptions): im.ExecOptions {
@@ -685,9 +691,8 @@ class ExecState extends events.EventEmitter {
     }
 
     if (!state.processClosed && state.processExited) {
-      const message = `The STDIO streams did not close within ${
-        state.delay / 1000
-      } seconds of the exit event from process '${
+      const message = `The STDIO streams did not close within ${state.delay /
+        1000} seconds of the exit event from process '${
         state.toolPath
       }'. This may indicate a child process inherited the STDIO streams and has not yet exited.`
       state._debug(message)
diff --git a/packages/http-client/__tests__/auth.test.ts b/packages/http-client/__tests__/auth.test.ts
index 50d0a6a4..dadcbfb7 100644
--- a/packages/http-client/__tests__/auth.test.ts
+++ b/packages/http-client/__tests__/auth.test.ts
@@ -31,8 +31,9 @@ describe('auth', () => {
 
   it('does basic http get request with pat token auth', async () => {
     const token = 'scbfb44vxzku5l4xgc3qfazn3lpk4awflfryc76esaiq7aypcbhs'
-    const ph: am.PersonalAccessTokenCredentialHandler =
-      new am.PersonalAccessTokenCredentialHandler(token)
+    const ph: am.PersonalAccessTokenCredentialHandler = new am.PersonalAccessTokenCredentialHandler(
+      token
+    )
 
     const http: httpm.HttpClient = new httpm.HttpClient('http-client-tests', [
       ph
diff --git a/packages/http-client/src/auth.ts b/packages/http-client/src/auth.ts
index 58938ac4..639adbe2 100644
--- a/packages/http-client/src/auth.ts
+++ b/packages/http-client/src/auth.ts
@@ -57,8 +57,7 @@ export class BearerCredentialHandler implements ifm.RequestHandler {
 }
 
 export class PersonalAccessTokenCredentialHandler
-  implements ifm.RequestHandler
-{
+  implements ifm.RequestHandler {
   token: string
 
   constructor(token: string) {
diff --git a/packages/http-client/src/index.ts b/packages/http-client/src/index.ts
index ebea203d..f02c2754 100644
--- a/packages/http-client/src/index.ts
+++ b/packages/http-client/src/index.ts
@@ -519,7 +519,7 @@ export class HttpClient {
       handleResult(new Error(`Request timeout: ${info.options.path}`))
     })
 
-    req.on('error', function (err) {
+    req.on('error', function(err) {
       // err has statusCode property
       // res should have headers
       handleResult(err)
@@ -530,7 +530,7 @@ export class HttpClient {
     }
 
     if (data && typeof data !== 'string') {
-      data.on('close', function () {
+      data.on('close', function() {
         req.end()
       })
 
diff --git a/packages/tool-cache/__tests__/retry-helper.test.ts b/packages/tool-cache/__tests__/retry-helper.test.ts
index 7b110db3..90b2e7c9 100644
--- a/packages/tool-cache/__tests__/retry-helper.test.ts
+++ b/packages/tool-cache/__tests__/retry-helper.test.ts
@@ -68,7 +68,7 @@ describe('retry-helper tests', () => {
 
   it('all attempts fail', async () => {
     let attempts = 0
-    let error: Error = null as unknown as Error
+    let error: Error = (null as unknown) as Error
     try {
       await retryHelper.execute(() => {
         throw new Error(`some error ${++attempts}`)
@@ -87,7 +87,7 @@ describe('retry-helper tests', () => {
 
   it('checks retryable after first attempt', async () => {
     let attempts = 0
-    let error: Error = null as unknown as Error
+    let error: Error = (null as unknown) as Error
     try {
       await retryHelper.execute(
         async () => {
@@ -105,7 +105,7 @@ describe('retry-helper tests', () => {
 
   it('checks retryable after second attempt', async () => {
     let attempts = 0
-    let error: Error = null as unknown as Error
+    let error: Error = (null as unknown) as Error
     try {
       await retryHelper.execute(
         async () => {
diff --git a/packages/tool-cache/__tests__/tool-cache.test.ts b/packages/tool-cache/__tests__/tool-cache.test.ts
index 4712ab5f..16c1a5b4 100644
--- a/packages/tool-cache/__tests__/tool-cache.test.ts
+++ b/packages/tool-cache/__tests__/tool-cache.test.ts
@@ -17,28 +17,31 @@ import * as tc from '../src/tool-cache'
 const IS_WINDOWS = process.platform === 'win32'
 const IS_MAC = process.platform === 'darwin'
 
-describe('@actions/tool-cache', function () {
-  beforeAll(function () {
-    nock('http://example.com').persist().get('/bytes/35').reply(200, {
-      username: 'abc',
-      password: 'def'
-    })
+describe('@actions/tool-cache', function() {
+  beforeAll(function() {
+    nock('http://example.com')
+      .persist()
+      .get('/bytes/35')
+      .reply(200, {
+        username: 'abc',
+        password: 'def'
+      })
     setGlobal('TEST_DOWNLOAD_TOOL_RETRY_MIN_SECONDS', 0)
     setGlobal('TEST_DOWNLOAD_TOOL_RETRY_MAX_SECONDS', 0)
   })
 
-  beforeEach(async function () {
+  beforeEach(async function() {
     await io.rmRF(cachePath)
     await io.rmRF(tempPath)
     await io.mkdirP(cachePath)
     await io.mkdirP(tempPath)
   })
 
-  afterEach(function () {
+  afterEach(function() {
     setResponseMessageFactory(undefined)
   })
 
-  afterAll(async function () {
+  afterAll(async function() {
     await io.rmRF(tempPath)
     await io.rmRF(cachePath)
     setGlobal('TEST_DOWNLOAD_TOOL_RETRY_MIN_SECONDS', undefined)
@@ -174,10 +177,13 @@ describe('@actions/tool-cache', function () {
   })
 
   it('has status code in exception dictionary for HTTP error code responses', async () => {
-    nock('http://example.com').persist().get('/bytes/bad').reply(400, {
-      username: 'bad',
-      password: 'file'
-    })
+    nock('http://example.com')
+      .persist()
+      .get('/bytes/bad')
+      .reply(400, {
+        username: 'bad',
+        password: 'file'
+      })
 
     expect.assertions(2)
 
@@ -190,7 +196,7 @@ describe('@actions/tool-cache', function () {
     }
   })
 
-  it('works with redirect code 302', async function () {
+  it('works with redirect code 302', async function() {
     nock('http://example.com')
       .persist()
       .get('/redirect-to')
@@ -289,7 +295,7 @@ describe('@actions/tool-cache', function () {
       }
     })
 
-    it('extract 7z using custom 7z tool', async function () {
+    it('extract 7z using custom 7z tool', async function() {
       const tempDir = path.join(
         __dirname,
         'test-extract-7z-using-custom-7z-tool'
@@ -637,7 +643,7 @@ describe('@actions/tool-cache', function () {
     }
   )
 
-  it('installs a zip and extracts it to specified directory', async function () {
+  it('installs a zip and extracts it to specified directory', async function() {
     const tempDir = path.join(__dirname, 'test-install-zip')
     try {
       await io.mkdirP(tempDir)
@@ -700,7 +706,7 @@ describe('@actions/tool-cache', function () {
     }
   })
 
-  it('extract zip to a directory that does not exist', async function () {
+  it('extract zip to a directory that does not exist', async function() {
     const tempDir = path.join(__dirname, 'test-install-zip')
     try {
       await io.mkdirP(tempDir)
@@ -756,16 +762,24 @@ describe('@actions/tool-cache', function () {
     }
   })
 
-  it('works with a 502 temporary failure', async function () {
-    nock('http://example.com').get('/temp502').twice().reply(502, undefined)
-    nock('http://example.com').get('/temp502').reply(200, undefined)
+  it('works with a 502 temporary failure', async function() {
+    nock('http://example.com')
+      .get('/temp502')
+      .twice()
+      .reply(502, undefined)
+    nock('http://example.com')
+      .get('/temp502')
+      .reply(200, undefined)
 
     const statusCodeUrl = 'http://example.com/temp502'
     await tc.downloadTool(statusCodeUrl)
   })
 
-  it("doesn't retry 502s more than 3 times", async function () {
-    nock('http://example.com').get('/perm502').times(3).reply(502, undefined)
+  it("doesn't retry 502s more than 3 times", async function() {
+    nock('http://example.com')
+      .get('/perm502')
+      .times(3)
+      .reply(502, undefined)
 
     expect.assertions(1)
 
@@ -777,7 +791,7 @@ describe('@actions/tool-cache', function () {
     }
   })
 
-  it('retries 429s', async function () {
+  it('retries 429s', async function() {
     nock('http://example.com')
       .get('/too-many-requests-429')
       .times(2)
@@ -794,9 +808,13 @@ describe('@actions/tool-cache', function () {
     }
   })
 
-  it("doesn't retry 404", async function () {
-    nock('http://example.com').get('/not-found-404').reply(404, undefined)
-    nock('http://example.com').get('/not-found-404').reply(500, undefined)
+  it("doesn't retry 404", async function() {
+    nock('http://example.com')
+      .get('/not-found-404')
+      .reply(404, undefined)
+    nock('http://example.com')
+      .get('/not-found-404')
+      .reply(500, undefined)
 
     try {
       const statusCodeUrl = 'http://example.com/not-found-404'
@@ -806,7 +824,7 @@ describe('@actions/tool-cache', function () {
     }
   })
 
-  it('supports authorization headers', async function () {
+  it('supports authorization headers', async function() {
     nock('http://example.com', {
       reqheaders: {
         authorization: 'token abc123'
@@ -822,7 +840,7 @@ describe('@actions/tool-cache', function () {
     )
   })
 
-  it('supports custom headers', async function () {
+  it('supports custom headers', async function() {
     nock('http://example.com', {
       reqheaders: {
         accept: 'application/octet-stream'
@@ -841,7 +859,7 @@ describe('@actions/tool-cache', function () {
     )
   })
 
-  it('supports authorization and custom headers', async function () {
+  it('supports authorization and custom headers', async function() {
     nock('http://example.com', {
       reqheaders: {
         accept: 'application/octet-stream',
diff --git a/packages/tool-cache/src/manifest.ts b/packages/tool-cache/src/manifest.ts
index 7e0808f1..e52819b4 100644
--- a/packages/tool-cache/src/manifest.ts
+++ b/packages/tool-cache/src/manifest.ts
@@ -140,7 +140,10 @@ export function _getOsVersion(): string {
           (parts[0].trim() === 'VERSION_ID' ||
             parts[0].trim() === 'DISTRIB_RELEASE')
         ) {
-          version = parts[1].trim().replace(/^"/, '').replace(/"$/, '')
+          version = parts[1]
+            .trim()
+            .replace(/^"/, '')
+            .replace(/"$/, '')
           break
         }
       }