Reduce extension file size

Author: auxves

.gitignore

@@ -9,3 +9,4 @@ coverage
 
 *.vsix
 *.log
+assets/settings.schema.json

.vscode/tasks.json

@@ -4,7 +4,7 @@
     {
       "label": "Watch",
       "type": "shell",
-      "command": "rm -rf /tmp/vscode-syncify && mkdir -p /tmp/vscode-syncify/{extensions,user-data} && yarn watch",
+      "command": "rm -rf /tmp/vscode-syncify && mkdir -p /tmp/vscode-syncify/{extensions,user-data} && yarn start",
       "group": {
         "kind": "build",
         "isDefault": true

.webpack/common.ts

@@ -1,6 +1,7 @@
 import { resolve } from "path";
 import { TsConfigPathsPlugin } from "awesome-typescript-loader";
 import { Configuration } from "webpack";
+import { CleanWebpackPlugin } from "clean-webpack-plugin";
 
 const config: Configuration = {
   stats: {
@@ -32,6 +33,7 @@ const config: Configuration = {
       }
     ]
   },
+  plugins: [new CleanWebpackPlugin()],
   externals: {
     vscode: "commonjs vscode",
     "vscode-fsevents": "commonjs vscode-fsevents"

.webpack/development.ts

@@ -1,10 +1,17 @@
 import common from "./common";
-import merge from "lodash/merge";
-import { Configuration } from "webpack";
+import merge from "webpack-merge";
+import webpack from "webpack";
 
-const config = merge<Configuration, Configuration>(common, {
+const config = merge(common, {
   mode: "development",
-  devtool: "source-map"
+  devtool: "source-map",
+  plugins: [
+    new webpack.SourceMapDevToolPlugin({
+      filename: null,
+      exclude: /node_modules/,
+      test: /\.ts($|\?)/i
+    })
+  ]
 });
 
 export default config;

.webpack/production.ts

@@ -1,11 +1,23 @@
 import common from "./common";
-import merge from "lodash/merge";
-import { Configuration } from "webpack";
+import merge from "webpack-merge";
+import TerserPlugin from "terser-webpack-plugin";
 
-const config = merge<Configuration, Configuration>(common, {
-  mode: "development",
+const config = merge(common, {
+  mode: "production",
   optimization: {
-    minimize: true
+    minimizer: [
+      new TerserPlugin({
+        cache: false,
+        sourceMap: true,
+        extractComments: true,
+        terserOptions: {
+          ecma: 2017,
+          mangle: false,
+          keep_classnames: true,
+          keep_fnames: true
+        }
+      })
+    ]
   }
 });
 

package.json

@@ -7,23 +7,24 @@
   "version": "3.14.0",
   "main": "./dist/main.js",
   "scripts": {
-    "start": "run watch",
-    "build": "run clean && webpack --config .webpack/production.ts",
-    "watch": "run clean && webpack --config .webpack/development.ts --watch",
+    "start": "webpack --config .webpack/development.ts --watch",
+    "build": "webpack --config .webpack/production.ts",
     "test": "jest",
     "schema": "typescript-json-schema tsconfig.json ISettings -o assets/settings.schema.json --noExtraProps",
-    "clean": "shx rm -rf dist",
-    "vscode:prepublish": "run schema && run build"
+    "vscode:prepublish": "yarn schema && yarn build"
   },
   "dependencies": {
+    "@types/terser-webpack-plugin": "^2.2.0",
     "axios": "^0.19.2",
+    "clean-webpack-plugin": "^3.0.0",
     "compare-versions": "^3.6.0",
     "express": "^4.17.1",
     "fast-glob": "^3.1.1",
     "fs-extra": "^8.1.0",
     "jsonc-parser": "^2.2.0",
     "lodash": "^4.17.15",
     "simple-git": "^1.131.0",
+    "terser-webpack-plugin": "^2.3.5",
     "vscode-chokidar": "^2.1.7"
   },
   "devDependencies": {
@@ -34,13 +35,13 @@
     "@types/node": "^13.7.4",
     "@types/vscode": "1.41.0",
     "@types/webpack": "^4.41.6",
+    "@types/webpack-merge": "^4.1.5",
     "all-contributors-cli": "^6.13.0",
     "awesome-typescript-loader": "^5.2.1",
     "codecov": "^3.6.5",
     "jest": "^25.1.0",
     "jest-raw-loader": "^1.0.1",
     "raw-loader": "^4.0.0",
-    "run-script-proxy": "^1.0.1",
     "shx": "^0.3.2",
     "ts-jest": "^25.2.1",
     "ts-loader": "^6.2.1",
@@ -53,7 +54,8 @@
     "utility-types": "^3.10.0",
     "vsce": "^1.73.0",
     "webpack": "^4.41.6",
-    "webpack-cli": "^3.3.11"
+    "webpack-cli": "^3.3.11",
+    "webpack-merge": "^4.2.2"
   },
   "engines": {
     "vscode": "^1.41.0"