Revert "upgrade to webpack5 (#3871)" (#3907)

This reverts commit e1e0eeac56.

.gitignore

@@ -39,3 +39,5 @@ npm-debug.log
 
 # karma reports
 report.*.json
+
+package-lock.json

app.js

@@ -7,14 +7,6 @@
  * node app.js [options]
  */
 
-class WatchRunPlugin {
-    apply(compiler) {
-        compiler.hooks.emit.tapAsync('WatchRunPlugin', (compilation, callback) => {
-            console.log('Begin compile at ' + new Date());
-            callback();
-        });
-    }
-}
 
 const options = require('minimist')(process.argv.slice(2));
 const express = require('express');
@@ -51,7 +43,7 @@ app.use('/proxyUrl', function proxyRequest(req, res, next) {
 const webpack = require('webpack');
 const webpackConfig = require('./webpack.config.js');
 webpackConfig.plugins.push(new webpack.HotModuleReplacementPlugin());
-webpackConfig.plugins.push(new WatchRunPlugin());
+webpackConfig.plugins.push(function() { this.plugin('watch-run', function(watching, callback) { console.log('Begin compile at ' + new Date()); callback(); }) });
 
 webpackConfig.entry.openmct = [
     'webpack-hot-middleware/client?reload=true',

package.json

@@ -9,7 +9,7 @@
     "babel-eslint": "10.0.3",
     "comma-separated-values": "^3.6.4",
     "concurrently": "^3.6.1",
-    "copy-webpack-plugin": "^9.0.0",
+    "copy-webpack-plugin": "^4.5.2",
     "cross-env": "^6.0.3",
     "css-loader": "^1.0.0",
     "d3-array": "1.2.x",
@@ -41,19 +41,19 @@
     "jsdoc": "^3.3.2",
     "karma": "5.1.1",
     "karma-chrome-launcher": "3.1.0",
+    "karma-firefox-launcher": "1.3.0",
     "karma-cli": "2.0.0",
     "karma-coverage": "2.0.3",
     "karma-coverage-istanbul-reporter": "3.0.3",
-    "karma-firefox-launcher": "1.3.0",
     "karma-html-reporter": "0.2.7",
     "karma-jasmine": "3.3.1",
     "karma-sourcemap-loader": "0.3.7",
-    "karma-webpack": "^5.0.0",
+    "karma-webpack": "4.0.2",
     "location-bar": "^3.0.1",
     "lodash": "^4.17.12",
     "markdown-toc": "^0.11.7",
     "marked": "^0.3.5",
-    "mini-css-extract-plugin": "^1.6.0",
+    "mini-css-extract-plugin": "^0.4.1",
     "minimist": "^1.2.5",
     "moment": "2.25.3",
     "moment-duration-format": "^2.2.2",
@@ -69,10 +69,10 @@
     "uuid": "^3.3.3",
     "v8-compile-cache": "^1.1.0",
     "vue": "2.5.6",
-    "vue-loader": "^15.9.7",
+    "vue-loader": "^15.2.6",
     "vue-template-compiler": "2.5.6",
-    "webpack": "^5.37.0",
-    "webpack-cli": "^3.3.12",
+    "webpack": "^4.16.2",
+    "webpack-cli": "^3.1.0",
     "webpack-dev-middleware": "^3.1.3",
     "webpack-hot-middleware": "^2.22.3",
     "zepto": "^1.2.0"

src/plugins/condition/Condition.js

@@ -43,6 +43,7 @@ import {TRIGGER_CONJUNCTION, TRIGGER_LABEL} from "./utils/constants";
 * }
 */
 export default class Condition extends EventEmitter {
+
     /**
      * Manages criteria and emits the result of - true or false - based on criteria evaluated.
      * @constructor

src/plugins/goToOriginalAction/pluginSpec.js

@@ -70,7 +70,7 @@ describe("the plugin", () => {
             setTimeout(() => {
                 expect(window.location.href).toContain('context.html#/browse/?tc.mode=fixed&tc.startBound=0&tc.endBound=1&tc.timeSystem=utc');
                 done();
-            }, 2500);
+            }, 1500);
         });
     });
 });

webpack.config.js

@@ -64,27 +64,21 @@ const webpackConfig = {
             filename: '[name].css',
             chunkFilename: '[name].css'
         }),
-        new CopyWebpackPlugin({
-            patterns: [
-                {
-                    from: 'src/images/favicons',
-                    to: 'favicons'
-                },
-                {
-                    from: './index.html',
-                    transform: function (content) {
-                        return content.toString().replace(/dist\//g, '');
-                    }
+        new CopyWebpackPlugin([
+            {
+                from: 'src/images/favicons',
+                to: 'favicons'
+            },
+            {
+                from: './index.html',
+                transform: function (content) {
+                    return content.toString().replace(/dist\//g, '');
                 }
-            ]
-        })
+            }
+        ])
     ],
     module: {
         rules: [
-            {
-                test: /\.vue$/,
-                use: 'vue-loader'
-            },
             {
                 test: /\.(sc|sa|c)ss$/,
                 use: [
@@ -124,14 +118,17 @@ const webpackConfig = {
                     }
                 }
             },
-            
+            {
+                test: /\.vue$/,
+                use: 'vue-loader'
+            }
         ]
     },
-    ignoreWarnings: [/asset size limit/g],
     stats: {
         modules: false,
         timings: true,
-        colors: true
+        colors: true,
+        warningsFilter: /asset size limit/g
     }
 };