Fix issues with pdf-js dependencies

app/assets/javascripts/pdf/index.vue

@@ -9,8 +9,8 @@
 </template>
 
 <script>
-  import pdfjsLib from 'pdfjs-dist';
-  import workerSrc from 'vendor/pdf.worker';
+  import pdfjsLib from 'vendor/pdf';
+  import workerSrc from 'vendor/pdf.worker.min';
 
   import page from './page/index.vue';
 

config/webpack.config.js

@@ -110,9 +110,12 @@ var config = {
         options: { limit: 2048 },
       },
       {
-        test: /\.(worker\.js|pdf|bmpr)$/,
+        test: /\.(worker(\.min)?\.js|pdf|bmpr)$/,
         exclude: /node_modules/,
         loader: 'file-loader',
+        options: {
+          name: '[name].[hash].[ext]',
+        }
       },
       {
         test: /locale\/\w+\/(.*)\.js$/,

package.json

@@ -40,7 +40,6 @@
     "marked": "^0.3.6",
     "mousetrap": "^1.4.6",
     "name-all-modules-plugin": "^1.0.1",
-    "pdfjs-dist": "^1.8.252",
     "pikaday": "^1.5.1",
     "prismjs": "^1.6.0",
     "raphael": "^2.2.7",

spec/javascripts/pdf/index_spec.js

 /* eslint-disable import/no-unresolved */
 
 import Vue from 'vue';
-import { PDFJS } from 'pdfjs-dist';
-import workerSrc from 'vendor/pdf.worker';
+import { PDFJS } from 'vendor/pdf';
+import workerSrc from 'vendor/pdf.worker.min';
 
 import PDFLab from '~/pdf/index.vue';
 import pdf from '../fixtures/blob/pdf/test.pdf';

spec/javascripts/pdf/page_spec.js

 /* eslint-disable import/no-unresolved */
 
 import Vue from 'vue';
-import pdfjsLib from 'pdfjs-dist';
-import workerSrc from 'vendor/pdf.worker';
+import pdfjsLib from 'vendor/pdf';
+import workerSrc from 'vendor/pdf.worker.min';
 
 import PageComponent from '~/pdf/page/index.vue';
 import testPDF from '../fixtures/blob/pdf/test.pdf';

yarn.lock

@@ -3771,10 +3771,6 @@ nested-error-stacks@^1.0.0:
   dependencies:
     inherits "~2.0.1"
 
-node-ensure@^0.0.0:
-  version "0.0.0"
-  resolved "https://registry.yarnpkg.com/node-ensure/-/node-ensure-0.0.0.tgz#ecae764150de99861ec5c810fd5d096b183932a7"
-
 node-libs-browser@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/node-libs-browser/-/node-libs-browser-1.1.1.tgz#2a38243abedd7dffcd07a97c9aca5668975a6fea"
@@ -4185,13 +4181,6 @@ pbkdf2@^3.0.3:
   dependencies:
     create-hmac "^1.1.2"
 
-pdfjs-dist@^1.8.252:
-  version "1.8.252"
-  resolved "https://registry.yarnpkg.com/pdfjs-dist/-/pdfjs-dist-1.8.252.tgz#2477245695341f7fe096824dacf327bc324c0f52"
-  dependencies:
-    node-ensure "^0.0.0"
-    worker-loader "^0.8.0"
-
 pify@^2.0.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/pify/-/pify-2.3.0.tgz#ed141a6ac043a849ea588498e7dca8b15330e90c"
@@ -5928,12 +5917,6 @@ wordwrap@~0.0.2:
   version "0.0.3"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
 
-worker-loader@^0.8.0:
-  version "0.8.0"
-  resolved "https://registry.yarnpkg.com/worker-loader/-/worker-loader-0.8.0.tgz#13582960dcd7d700dc829d3fd252a7561696167e"
-  dependencies:
-    loader-utils "^1.0.2"
-
 wrap-ansi@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-2.1.0.tgz#d8fc3d284dd05794fe84973caecdd1cf824fdd85"