puted empty check

src/utils/authorReputation.js

@@ -1,4 +1,6 @@
 export default (input) => {
+  if (!input) return 0;
+
   if (input === 0) {
     return 25;
   }

src/utils/clipboard.js

@@ -6,7 +6,10 @@ const readFromClipboard = async () => {
 };
 
 const writeToClipboard = async (text) => {
+  if (!text) return false;
+
   await Clipboard.setString(text);
+
   return true;
 };
 

src/utils/conversions.js

@@ -1,7 +1,14 @@
-export const vestsToSp = (vests, steemPerMVests) => (vests / 1e6) * steemPerMVests;
+export const vestsToSp = (vests, steemPerMVests) => {
+  if (!vests || !steemPerMVests) return 0;
+
+  return ((vests / 1e6) * steemPerMVests);
+};
 
 export const vestsToRshares = (vests, votingPower, votePerc) => {
+  if (!vests || !votingPower || !votePerc) return 0;
+
   const vestingShares = parseInt(vests * 1e6, 10);
   const power = (votingPower * votePerc) / 1e4 / 50 + 1;
+
   return (power * vestingShares) / 1e4;
 };

src/utils/editor.js

@@ -6,8 +6,10 @@ export const getWordsCount = text => (text && typeof text === 'string' ? text.re
 const permlinkRnd = () => (Math.random() + 1).toString(16).substring(2);
 
 export const generatePermlink = (title, random = false) => {
+  if (!title) return '';
+
   const slug = getSlug(title);
-  let perm = slug.toString();
+  let perm = slug && slug.toString();
 
   if (title) {
     if (random) {
@@ -32,6 +34,8 @@ export const generatePermlink = (title, random = false) => {
 };
 
 export const generateReplyPermlink = (toAuthor) => {
+  if (!toAuthor) return '';
+
   const t = new Date(Date.now());
 
   const timeFormat = `${t.getFullYear().toString()}${(
@@ -48,6 +52,8 @@ export const generateReplyPermlink = (toAuthor) => {
 };
 
 export const makeOptions = (author, permlink, operationType) => {
+  if (!author || !permlink) return {};
+
   const a = {
     allow_curation_rewards: true,
     allow_votes: true,
@@ -63,10 +69,12 @@ export const makeOptions = (author, permlink, operationType) => {
       a.max_accepted_payout = '1000000.000 SBD';
       a.percent_steem_dollars = 0;
       break;
+
     case 'dp':
       a.max_accepted_payout = '0.000 SBD';
       a.percent_steem_dollars = 10000;
       break;
+
     default:
       a.max_accepted_payout = '1000000.000 SBD';
       a.percent_steem_dollars = 10000;
@@ -97,8 +105,8 @@ export const extractMetadata = (body) => {
 
   const out = {};
 
-  const mUrls = body.match(urlReg);
-  const mUsers = body.match(userReg);
+  const mUrls = body && body.match(urlReg);
+  const mUsers = body && body.match(userReg);
 
   const matchedImages = [];
   const matchedLinks = [];
@@ -136,9 +144,11 @@ export const extractMetadata = (body) => {
 };
 
 export const createPatch = (text1, text2) => {
-  const dmp = new diff_match_patch();
   if (!text1 && text1 === '') return undefined;
+
+  const dmp = new diff_match_patch();
   const patches = dmp.patch_make(text1, text2);
   const patch = dmp.patch_toText(patches);
+
   return patch;
 };

src/utils/filterNsfwPost.js

@@ -8,10 +8,13 @@ export default (posts, option) => {
     });
     return posts;
   }
+
+  if (posts) {
     posts.map((post) => {
       if (post.parent_permlink !== 'nsfw' && !post.json_metadata.tags.includes('nsfw')) {
         updatedPosts.push(post);
       }
     });
     return updatedPosts;
+  }
 };

src/utils/image.js

@@ -49,23 +49,17 @@ export const catchEntryImage = (entry, width = 0, height = 0) => {
   // try to extract images by regex
   const imgReg2 = /(http(s?):)([/|.|\w|\s|-])*\.(?:jpe?g|gif|png)/gim;
   const m = entry.body.match(imgReg2);
-  if (m) {
-    return proxifyImageSrc(m[0], width, height);
-  }
+  if (m) return proxifyImageSrc(m[0], width, height);
 
   // If no image specified in json metadata, try extract first image href from entry body
   let imgReg = /<img.+src=(?:"|')(.+?)(?:"|')(.*)>/;
   let bodyMatch = entry.body.match(imgReg);
-  if (bodyMatch) {
-    return proxifyImageSrc(bodyMatch[1], width, height);
-  }
+  if (bodyMatch) return proxifyImageSrc(bodyMatch[1], width, height);
 
   // If there is no <img> tag, check from markdown img tag ![](image.png)
   imgReg = /(?:!\[(.*?)\]\((.*?)\))/;
   bodyMatch = imgReg.exec(entry.body);
-  if (bodyMatch) {
-    return proxifyImageSrc(bodyMatch[2], width, height);
-  }
+  if (bodyMatch) return proxifyImageSrc(bodyMatch[2], width, height);
 
   return null;
 };
@@ -73,7 +67,7 @@ export const catchEntryImage = (entry, width = 0, height = 0) => {
 export const catchDraftImage = (body) => {
   const imgRegex = /(https?:\/\/.*\.(?:tiff?|jpe?g|gif|png|svg|ico|PNG|GIF|JPG))/g;
 
-  if (imgRegex.test(body)) {
+  if (body && imgRegex.test(body)) {
     const imageMatch = body.match(imgRegex);
 
     return proxifyImageSrc(imageMatch[0]);

src/utils/sendEmail.js

@@ -1,5 +1,5 @@
-import { Linking } from 'react-native';
 import qs from 'qs';
+import { Linking } from 'react-native';
 
 export const sendEmail = async (to, subject, body, options = {}) => {
   const { cc, bcc } = options;