prettier --write '**/*.{md,js}'

papandreou · Apr 4, 2020 · 25542e0 · 25542e0
1 parent 520ee14
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diff --git a/README.md b/README.md
@@ -1,5 +1,4 @@
-node-optipng
-============
+# node-optipng
 
 [![NPM version](https://badge.fury.io/js/optipng.svg)](http://badge.fury.io/js/optipng)
 [![Build Status](https://travis-ci.org/papandreou/node-optipng.svg?branch=master)](https://travis-ci.org/papandreou/node-optipng)
@@ -20,7 +19,7 @@ the `optipng` binary:
 
 ```javascript
 var OptiPng = require('optipng'),
-    myOptimizer = new OptiPng(['-o7']);
+  myOptimizer = new OptiPng(['-o7']);
 
 sourceStream.pipe(myOptimizer).pipe(destinationStream);
 ```
@@ -29,27 +28,27 @@ OptiPng as a web service:
 
 ```javascript
 var OptiPng = require('optipng'),
-    http = require('http');
+  http = require('http');
 
-http.createServer(function (req, res) {
+http
+  .createServer(function (req, res) {
     if (req.headers['content-type'] === 'image/png') {
-        res.writeHead(200, {'Content-Type': 'image/png'});
-        req.pipe(new OptiPng(['-o7'])).pipe(res);
+      res.writeHead(200, { 'Content-Type': 'image/png' });
+      req.pipe(new OptiPng(['-o7'])).pipe(res);
     } else {
-        res.writeHead(400);
-        res.end('Feed me a PNG!');
+      res.writeHead(400);
+      res.end('Feed me a PNG!');
     }
-}).listen(1337);
+  })
+  .listen(1337);
 ```
 
-Installation
-------------
+## Installation
 
 Make sure you have node.js and npm installed, then run:
 
     npm install optipng
 
-License
--------
+## License
 
 3-clause BSD license -- see the `LICENSE` file for details.
diff --git a/lib/OptiPng.js b/lib/OptiPng.js
@@ -154,7 +154,7 @@ class OptiPng extends Duplex {
   }
 }
 
-OptiPng.getBinaryPath = memoizeAsync(cb => {
+OptiPng.getBinaryPath = memoizeAsync((cb) => {
   // trying environment path first
   which('optipng', function onWhichDone(err, binary) {
     if (err) {

diff --git a/test/OptiPng.js b/test/OptiPng.js
@@ -14,12 +14,12 @@ describe('OptiPng', () => {
       'when piped through',
       new OptiPng(['-o7']),
       'to yield output satisfying',
-      expect.it(resultPngBuffer => {
+      expect.it((resultPngBuffer) => {
         expect(resultPngBuffer.length, 'to be within', 0, 152);
       })
     ));
 
-  it('should not emit data events while paused', done => {
+  it('should not emit data events while paused', (done) => {
     const optiPng = new OptiPng(['-o7']);
 
     function fail() {
@@ -37,7 +37,7 @@ describe('OptiPng', () => {
       const chunks = [];
 
       optiPng
-        .on('data', chunk => {
+        .on('data', (chunk) => {
           chunks.push(chunk);
         })
         .on('end', () => {
@@ -50,14 +50,14 @@ describe('OptiPng', () => {
     }, 1000);
   });
 
-  it('should emit an error if an invalid image is processed', done => {
+  it('should emit an error if an invalid image is processed', (done) => {
     const optiPng = new OptiPng();
 
     optiPng
       .on('error', () => {
         done();
       })
-      .on('data', chunk => {
+      .on('data', (chunk) => {
         if (chunk !== null) {
           done(new Error('OptiPng emitted data when an error was expected'));
         }
@@ -66,18 +66,18 @@ describe('OptiPng', () => {
     optiPng.end(Buffer.from('qwvopeqwovkqvwiejvq', 'utf-8'));
   });
 
-  it('should end the output stream properly even if no data has been piped in', done => {
+  it('should end the output stream properly even if no data has been piped in', (done) => {
     const optiPng = new OptiPng(['-o7']);
 
-    optiPng.on('error', e => {
+    optiPng.on('error', (e) => {
       expect(e.message, 'to be', 'Closing stream before writing data.');
       done();
     });
 
     optiPng.end();
   });
 
-  it('should emit a single error if an invalid command line is specified', done => {
+  it('should emit a single error if an invalid command line is specified', (done) => {
     const optiPng = new OptiPng(['-vqve']);
 
     let seenError = false;
@@ -96,7 +96,7 @@ describe('OptiPng', () => {
           setTimeout(done, 100);
         }
       })
-      .on('data', chunk => {
+      .on('data', (chunk) => {
         if (chunk !== null) {
           done(new Error('OptiPng emitted data when an error was expected'));
         }
@@ -113,12 +113,12 @@ describe('OptiPng', () => {
           optiPng
         );
         optiPng.destroy();
-        return expect.promise(run => {
+        return expect.promise((run) => {
           setTimeout(
             run(() => {
               expect(optiPng, 'to satisfy', {
                 writeStream: expect.it('to be falsy'),
-                optiPngProcess: expect.it('to be falsy')
+                optiPngProcess: expect.it('to be falsy'),
               });
             }),
             10
@@ -133,7 +133,7 @@ describe('OptiPng', () => {
           optiPng
         );
 
-        return expect.promise(run => {
+        return expect.promise((run) => {
           setTimeout(
             run(function waitForWriteStream() {
               const writeStream = optiPng.writeStream;
@@ -171,7 +171,7 @@ describe('OptiPng', () => {
 
         sinon.spy(fs, 'unlink');
         return expect
-          .promise(run => {
+          .promise((run) => {
             setTimeout(
               run(function waitForOptiPngProcess() {
                 const optiPngProcess = optiPng.optiPngProcess;
@@ -211,7 +211,7 @@ describe('OptiPng', () => {
 
         sinon.spy(fs, 'unlink');
         return expect
-          .promise(run => {
+          .promise((run) => {
             setTimeout(
               run(function waitForReadStream() {
                 const readStream = optiPng.readStream;