fix(stdout): remove extra newlines at EOF

.all-contributorsrc

@@ -92,6 +92,15 @@
         "bug",
         "code"
       ]
+    },
+    {
+      "login": "BenoitZugmeyer",
+      "name": "Benoît Zugmeyer",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/61787?v=3",
+      "profile": "https://github.com/BenoitZugmeyer",
+      "contributions": [
+        "code"
+      ]
     }
   ]
 }

README.md

@@ -9,7 +9,7 @@ CLI for [`prettier-eslint`][prettier-eslint]
 [![downloads][downloads-badge]][npm-stat]
 [![MIT License][license-badge]][LICENSE]
 
-[![All Contributors](https://img.shields.io/badge/all_contributors-9-orange.svg?style=flat-square)](#contributors)
+[![All Contributors](https://img.shields.io/badge/all_contributors-10-orange.svg?style=flat-square)](#contributors)
 [![PRs Welcome][prs-badge]][prs]
 [![Donate][donate-badge]][donate]
 [![Code of Conduct][coc-badge]][coc]
@@ -177,9 +177,9 @@ The options supported are the same as [prettier-eslint](https://github.com/prett
 Thanks goes to these people ([emoji key][emojis]):
 
 <!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
-| [<img src="https://avatars.githubusercontent.com/u/1500684?v=3" width="100px;"/><br /><sub>Kent C. Dodds</sub>](https://kentcdodds.com)<br />[💻](https://github.com/prettier/prettier-eslint-cli/commits?author=kentcdodds) [📖](https://github.com/prettier/prettier-eslint-cli/commits?author=kentcdodds) 🚇 [⚠️](https://github.com/prettier/prettier-eslint-cli/commits?author=kentcdodds) | [<img src="https://avatars3.githubusercontent.com/u/3266363?v=3" width="100px;"/><br /><sub>Adam Harris</sub>](https://github.com/aharris88)<br />[💻](https://github.com/prettier/prettier-eslint-cli/commits?author=aharris88) [📖](https://github.com/prettier/prettier-eslint-cli/commits?author=aharris88) 👀 | [<img src="https://avatars.githubusercontent.com/u/622118?v=3" width="100px;"/><br /><sub>Eric McCormick</sub>](https://ericmccormick.io)<br />👀 | [<img src="https://avatars.githubusercontent.com/u/12389411?v=3" width="100px;"/><br /><sub>Joel Sequeira</sub>](https://github.com/joelseq)<br />[📖](https://github.com/prettier/prettier-eslint-cli/commits?author=joelseq) | [<img src="https://avatars.githubusercontent.com/u/103008?v=3" width="100px;"/><br /><sub>Frank Taillandier</sub>](https://frank.taillandier.me)<br /> | [<img src="https://avatars3.githubusercontent.com/u/292365?v=3" width="100px;"/><br /><sub>Adam Stankiewicz</sub>](http://sheerun.net)<br />[💻](https://github.com/prettier/prettier-eslint-cli/commits?author=sheerun) | [<img src="https://avatars3.githubusercontent.com/u/487068?v=3" width="100px;"/><br /><sub>Stephen John Sorensen</sub>](http://www.stephenjohnsorensen.com/)<br />[💻](https://github.com/prettier/prettier-eslint-cli/commits?author=spudly) |
+| [<img src="https://avatars.githubusercontent.com/u/1500684?v=3" width="100px;"/><br /><sub>Kent C. Dodds</sub>](https://kentcdodds.com)<br />[💻](https://github.com/prettier/prettier-eslint-cli/commits?author=kentcdodds "Code") [📖](https://github.com/prettier/prettier-eslint-cli/commits?author=kentcdodds "Documentation") [🚇](#infra-kentcdodds "Infrastructure (Hosting, Build-Tools, etc)") [⚠️](https://github.com/prettier/prettier-eslint-cli/commits?author=kentcdodds "Tests") | [<img src="https://avatars3.githubusercontent.com/u/3266363?v=3" width="100px;"/><br /><sub>Adam Harris</sub>](https://github.com/aharris88)<br />[💻](https://github.com/prettier/prettier-eslint-cli/commits?author=aharris88 "Code") [📖](https://github.com/prettier/prettier-eslint-cli/commits?author=aharris88 "Documentation") [👀](#review-aharris88 "Reviewed Pull Requests") | [<img src="https://avatars.githubusercontent.com/u/622118?v=3" width="100px;"/><br /><sub>Eric McCormick</sub>](https://ericmccormick.io)<br />[👀](#review-edm00se "Reviewed Pull Requests") | [<img src="https://avatars.githubusercontent.com/u/12389411?v=3" width="100px;"/><br /><sub>Joel Sequeira</sub>](https://github.com/joelseq)<br />[📖](https://github.com/prettier/prettier-eslint-cli/commits?author=joelseq "Documentation") | [<img src="https://avatars.githubusercontent.com/u/103008?v=3" width="100px;"/><br /><sub>Frank Taillandier</sub>](https://frank.taillandier.me)<br /> | [<img src="https://avatars3.githubusercontent.com/u/292365?v=3" width="100px;"/><br /><sub>Adam Stankiewicz</sub>](http://sheerun.net)<br />[💻](https://github.com/prettier/prettier-eslint-cli/commits?author=sheerun "Code") | [<img src="https://avatars3.githubusercontent.com/u/487068?v=3" width="100px;"/><br /><sub>Stephen John Sorensen</sub>](http://www.stephenjohnsorensen.com/)<br />[💻](https://github.com/prettier/prettier-eslint-cli/commits?author=spudly "Code") |
 | :---: | :---: | :---: | :---: | :---: | :---: | :---: |
-| [<img src="https://avatars0.githubusercontent.com/u/11560964?v=3" width="100px;"/><br /><sub>Gandem</sub>](https://github.com/Gandem)<br />[💻](https://github.com/prettier/prettier-eslint-cli/commits?author=Gandem) [⚠️](https://github.com/prettier/prettier-eslint-cli/commits?author=Gandem) | [<img src="https://avatars0.githubusercontent.com/u/129991?v=3" width="100px;"/><br /><sub>Matteo Ronchi</sub>](https://github.com/cef62)<br />[🐛](https://github.com/prettier/prettier-eslint-cli/issues?q=author%3Acef62) [💻](https://github.com/prettier/prettier-eslint-cli/commits?author=cef62) |
+| [<img src="https://avatars0.githubusercontent.com/u/11560964?v=3" width="100px;"/><br /><sub>Gandem</sub>](https://github.com/Gandem)<br />[💻](https://github.com/prettier/prettier-eslint-cli/commits?author=Gandem "Code") [⚠️](https://github.com/prettier/prettier-eslint-cli/commits?author=Gandem "Tests") | [<img src="https://avatars0.githubusercontent.com/u/129991?v=3" width="100px;"/><br /><sub>Matteo Ronchi</sub>](https://github.com/cef62)<br />[🐛](https://github.com/prettier/prettier-eslint-cli/issues?q=author%3Acef62 "Bug reports") [💻](https://github.com/prettier/prettier-eslint-cli/commits?author=cef62 "Code") | [<img src="https://avatars2.githubusercontent.com/u/61787?v=3" width="100px;"/><br /><sub>Benoît Zugmeyer</sub>](https://github.com/BenoitZugmeyer)<br />[💻](https://github.com/prettier/prettier-eslint-cli/commits?author=BenoitZugmeyer "Code") |
 <!-- ALL-CONTRIBUTORS-LIST:END -->
 
 This project follows the [all-contributors][all-contributors] specification. Contributions of any kind welcome!

src/format-files.js

@@ -64,7 +64,7 @@ async function formatStdin(prettierESLintOptions) {
   const stdinValue = (await getStdin()).trim()
   try {
     const formatted = format({text: stdinValue, ...prettierESLintOptions})
-    console.log(formatted)
+    process.stdout.write(formatted)
     return Promise.resolve(formatted)
   } catch (error) {
     logger.error(
@@ -192,7 +192,7 @@ function formatFile(filePath, prettierESLintOptions, cliOptions) {
     })
   } else {
     format$ = format$.map(info => {
-      console.log(info.formatted)
+      process.stdout.write(info.formatted)
       return info
     })
   }

src/format-files.test.js

@@ -9,7 +9,7 @@ import formatFiles from './format-files'
 jest.mock('fs')
 
 beforeEach(() => {
-  console.log = jest.fn()
+  process.stdout.write = jest.fn()
   console.error = jest.fn()
   formatMock.mockClear()
   fsMock.writeFile.mockClear()
@@ -23,11 +23,11 @@ test('sanity test', async () => {
   expect(fsMock.readFile).toHaveBeenCalledTimes(6)
   expect(formatMock).toHaveBeenCalledTimes(6)
   expect(fsMock.writeFile).toHaveBeenCalledTimes(0)
-  expect(console.log).toHaveBeenCalledTimes(6)
+  expect(process.stdout.write).toHaveBeenCalledTimes(6)
   expect(console.error).toHaveBeenCalledTimes(1)
   const mockOutput = expect.stringMatching(/MOCK_OUTPUT.*index.js/)
   const successOutput = expect.stringMatching(/success.*6.*files/)
-  expect(console.log).toHaveBeenCalledWith(mockOutput)
+  expect(process.stdout.write).toHaveBeenCalledWith(mockOutput)
   expect(console.error).toHaveBeenCalledWith(successOutput)
 })
 
@@ -61,8 +61,8 @@ test('should accept stdin', async () => {
   // the trim is part of the test
   const text = mockGetStdin.stdin.trim()
   expect(formatMock).toHaveBeenCalledWith(expect.objectContaining({text}))
-  expect(console.log).toHaveBeenCalledTimes(1)
-  expect(console.log).toHaveBeenCalledWith('MOCK_OUTPUT for stdin')
+  expect(process.stdout.write).toHaveBeenCalledTimes(1)
+  expect(process.stdout.write).toHaveBeenCalledWith('MOCK_OUTPUT for stdin')
 })
 
 test('will write to files if that is specified', async () => {
@@ -91,7 +91,7 @@ test('handles file errors gracefully', async () => {
 test('does not print success if there were no successful files', async () => {
   await formatFiles({_: ['no-match/*.js']})
   const successOutput = expect.stringMatching(/unhandled error/)
-  expect(console.log).not.toHaveBeenCalledWith(successOutput)
+  expect(process.stdout.write).not.toHaveBeenCalledWith(successOutput)
 })
 
 test('fails gracefully if something odd happens', async () => {