chore(examples): remove useless parentheses

yujiosaka · Jun 10, 2018 · 905d3f0 · 905d3f0
1 parent 96d13f2
commit 905d3f0
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Showing 8 changed files with 26 additions and 26 deletions.
diff --git a/examples/conditional-screenshot.js b/examples/conditional-screenshot.js
@@ -4,14 +4,14 @@ const PATH = './tmp/';
 
 (async () => {
   const crawler = await HCCrawler.launch({
-    onSuccess: (result => {
+    onSuccess: result => {
       console.log(`Screenshot is saved as ${PATH}${result.options.saveAs} for ${result.options.url}.`);
-    }),
-    preRequest: (options => {
+    },
+    preRequest: options => {
       if (!options.saveAs) return false; // Skip the request by returning false
       options.screenshot = { path: `${PATH}${options.saveAs}` };
       return true;
-    }),
+    },
   });
   await crawler.queue({ url: 'https://example.com/' });
   // saveAs is a custom option for preRequest to conditionally modify options and skip requests

diff --git a/examples/custom-cache.js b/examples/custom-cache.js
@@ -63,9 +63,9 @@ const cache = new FsCache({ file: FILE });
 (async () => {
   const crawler = await HCCrawler.launch({
     maxConcurrency: 1,
-    onSuccess: (result => {
+    onSuccess: result => {
       console.log(`Requested ${result.options.url}.`);
-    }),
+    },
     cache,
   });
   await crawler.queue('https://example.com/');

diff --git a/examples/emulate-device.js b/examples/emulate-device.js
@@ -3,12 +3,12 @@ const HCCrawler = require('headless-chrome-crawler');
 (async () => {
   const crawler = await HCCrawler.launch({
     url: 'https://example.com/',
-    evaluatePage: (() => ({
+    evaluatePage: () => ({
       userAgent: window.navigator.userAgent,
-    })),
-    onSuccess: (result => {
-      console.log(`Emulated ${result.result.userAgent} for ${result.options.url}.`);
     }),
+    onSuccess: result => {
+      console.log(`Emulated ${result.result.userAgent} for ${result.options.url}.`);
+    },
   });
   await crawler.queue({ device: 'Nexus 7' });
   await crawler.queue({ userAgent: 'headless-chrome-crawler' }); // Only override userAgent

diff --git a/examples/multiple-queue.js b/examples/multiple-queue.js
@@ -2,12 +2,12 @@ const HCCrawler = require('headless-chrome-crawler');
 
 (async () => {
   const crawler = await HCCrawler.launch({
-    evaluatePage: (() => ({
+    evaluatePage: () => ({
       title: $('title').text(),
-    })),
-    onSuccess: (result => {
-      console.log(`Got ${result.result.title} for ${result.options.url}.`);
     }),
+    onSuccess: result => {
+      console.log(`Got ${result.result.title} for ${result.options.url}.`);
+    },
   });
   await crawler.queue('https://example.com/'); // Queue a request
   await crawler.queue(['https://example.net/', { url: 'https://example.org/' }]); // Queue multiple requests in different styles

diff --git a/examples/override-function.js b/examples/override-function.js
@@ -2,18 +2,18 @@ const HCCrawler = require('headless-chrome-crawler');
 
 (async () => {
   const crawler = await HCCrawler.launch({
-    evaluatePage: (() => {
+    evaluatePage: () => {
       throw new Error("Global functions won't be called");
-    }),
-    onSuccess: (result => {
+    },
+    onSuccess: result => {
       console.log(`Got ${result.result.title} for ${result.options.url}.`);
-    }),
+    },
   });
   await crawler.queue({
     url: 'https://example.com/',
-    evaluatePage: (() => ({
+    evaluatePage: () => ({
       title: $('title').text(),
-    })),
+    }),
   });
   await crawler.onIdle();
   await crawler.close();

diff --git a/examples/pause-resume.js b/examples/pause-resume.js
@@ -4,9 +4,9 @@ const HCCrawler = require('headless-chrome-crawler');
   const crawler = await HCCrawler.launch({
     maxConcurrency: 1,
     maxRequest: 2,
-    onSuccess: (result => {
+    onSuccess: result => {
       console.log(`Requested ${result.options.url}.`);
-    }),
+    },
   });
   await crawler.queue('https://example.com/');
   await crawler.queue('https://example.net/');

diff --git a/examples/priority-queue.js b/examples/priority-queue.js
@@ -3,9 +3,9 @@ const HCCrawler = require('headless-chrome-crawler');
 (async () => {
   const crawler = await HCCrawler.launch({
     maxConcurrency: 1,
-    onSuccess: (result => {
+    onSuccess: result => {
       console.log(`Requested ${result.options.url}.`);
-    }),
+    },
   });
   await crawler.queue({ url: 'https://example.com/', priority: 1 });
   await crawler.queue({ url: 'https://example.net/', priority: 2 }); // This queue is requested before the previous queue

diff --git a/examples/redis-cache.js b/examples/redis-cache.js
@@ -5,9 +5,9 @@ const cache = new RedisCache({ host: '127.0.0.1', port: 6379 });
 
 function launch(persistCache) {
   return HCCrawler.launch({
-    onSuccess: (result => {
+    onSuccess: result => {
       console.log(`Requested ${result.options.url}.`);
-    }),
+    },
     cache,
     persistCache, // Cache won't be cleared when closing the crawler if set true
   });