refactor: default export compressOnWebWorker and eslint fix

Author: Donaldcwl

lib/index.js

@@ -18,7 +18,7 @@ import {
   getBrowserName,
 } from './utils';
 // eslint-disable-next-line import/no-cycle
-import { compressOnWebWorker } from './web-worker';
+import compressOnWebWorker from './web-worker';
 
 /**
  * Compress an image file.
@@ -86,8 +86,11 @@ async function imageCompression(file, options) {
   try {
     compressedFile.name = file.name;
     compressedFile.lastModified = file.lastModified;
-  // eslint-disable-next-line no-empty
-  } catch (e) {}
+  } catch (e) {
+    if (process.env.BUILD === 'development') {
+      console.error(e);
+    }
+  }
 
   return compressedFile;
 }

lib/web-worker.js

@@ -11,10 +11,13 @@ let imageCompressionLibUrl;
 let worker;
 
 function createWorker(script) {
+  const blobArgs = [];
   if (typeof script === 'function') {
-    script = `(${script})()`;
+    blobArgs.push(`(${script})()`);
+  } else {
+    blobArgs.push(script);
   }
-  return new Worker(URL.createObjectURL(new Blob([script])));
+  return new Worker(URL.createObjectURL(new Blob(blobArgs)));
 }
 
 function createSourceObject(str) {
@@ -32,9 +35,12 @@ function parse(o) {
   Object.entries(o).forEach(([key, value]) => {
     if (typeof value === 'string' && value.startsWith('BIC_FN:::')) {
       try {
+        // eslint-disable-next-line no-eval
         result[key] = eval(value.replace(/^BIC_FN:::/, ''));
       } catch (e) {
-        // console.log(key, e);
+        if (process.env.BUILD === 'development') {
+          console.error(key, e);
+        }
         throw e;
       }
     } else {
@@ -335,9 +341,10 @@ function generateWorkerScript() {
   `);
 }
 
-export function compressOnWebWorker(file, options) {
-  return new Promise(async (resolve, reject) => {
-    const id = cnt++;
+export default function compressOnWebWorker(file, options) {
+  return new Promise((resolve, reject) => {
+    cnt += 1;
+    const id = cnt;
 
     if (!imageCompressionLibUrl) {
       imageCompressionLibUrl = generateLib();