Use source maps to get readable stack traces in production

Using the 'source-map' option does blow up the package size quite a bit, but I couldn't find another option that was doing the trick.
Fixes #5887

.vscodeignore

@@ -4,7 +4,6 @@
 .vscode-test/**
 
 **/*.ts
-**/*.map
 *.yml
 
 src/**

extension.ts

@@ -15,6 +15,8 @@ import './src/configuration/validators/remappingValidator';
 import './src/configuration/validators/neovimValidator';
 import './src/configuration/validators/vimrcValidator';
 
+import { install as installSourceMapSupport } from 'source-map-support';
+
 import * as vscode from 'vscode';
 import { activate as activateFunc } from './extensionBase';
 import { Globals } from './src/globals';
@@ -26,6 +28,8 @@ export async function activate(context: vscode.ExtensionContext) {
   // Set the storage path to be used by history files
   Globals.extensionStoragePath = context.globalStoragePath;
 
+  installSourceMapSupport();
+
   activateFunc(context);
 }
 

package.json

@@ -1097,6 +1097,7 @@
     "lodash": "^4.17.20",
     "neovim": "4.9.0",
     "path-browserify": "1.0.1",
+    "source-map-support": "0.5.19",
     "untildify": "4.0.0",
     "winston": "3.3.3",
     "winston-console-for-electron": "0.0.6",
@@ -1110,6 +1111,7 @@
     "@types/mocha": "8.2.1",
     "@types/node": "12.20.6",
     "@types/sinon": "9.0.11",
+    "@types/source-map-support": "0.5.3",
     "@types/vscode": "1.42.0",
     "clean-webpack-plugin": "3.0.0",
     "event-stream": "4.0.1",

src/taskQueue.ts

@@ -43,11 +43,11 @@ class TaskQueue {
           vscode.window
             .showErrorMessage(e.message, reportButton)
             .then((picked: string | undefined) => {
-              let body = `**To Reproduce**\nSteps to reproduce the behavior:\n\n1.  Go to '...'\n2.  Click on '....'\n3.  Scroll down to '....'\n4.  See error\n\n**VSCodeVim version**: ${extensionVersion}`;
-              if (stack) {
-                body += `\n\n<details><summary>Stack trace</summary>\n\n\`\`\`\n${stack}\n\`\`\`\n\n</details>`;
-              }
               if (picked === reportButton) {
+                let body = `**To Reproduce**\nSteps to reproduce the behavior:\n\n1.  Go to '...'\n2.  Click on '....'\n3.  Scroll down to '....'\n4.  See error\n\n**VSCodeVim version**: ${extensionVersion}`;
+                if (stack) {
+                  body += `\n\n<details><summary>Stack trace</summary>\n\n\`\`\`\n${stack}\n\`\`\`\n\n</details>`;
+                }
                 vscode.commands.executeCommand(
                   'vscode.open',
                   vscode.Uri.parse(

webpack.config.js

@@ -70,7 +70,7 @@ const nodelessConfig = {
     filename: 'extensionWeb.js',
     libraryTarget: 'umd',
   },
-  devtool: 'inline-source-map',
+  devtool: 'source-map',
   externals: {
     vscode: 'commonjs vscode', // the vscode-module is created on-the-fly and must be excluded. Add other modules that cannot be webpack'ed, 📖 -> https://webpack.js.org/configuration/externals/
   },

webpack.dev.js

@@ -4,7 +4,6 @@ const prod_configs = require('./webpack.config.js');
 module.exports = [
   merge.merge(prod_configs[0], {
     mode: 'development',
-    devtool: 'inline-source-map',
     optimization: {
       minimize: false,
       removeAvailableModules: false,

yarn.lock

@@ -231,6 +231,13 @@
   resolved "https://registry.yarnpkg.com/@types/source-list-map/-/source-list-map-0.1.2.tgz#0078836063ffaf17412349bba364087e0ac02ec9"
   integrity sha512-K5K+yml8LTo9bWJI/rECfIPrGgxdpeNbj+d53lwN4QjW1MCwlkhUms+gtdzigTeUyBr09+u8BwOIY3MXvHdcsA==
 
+"@types/source-map-support@0.5.3":
+  version "0.5.3"
+  resolved "https://registry.yarnpkg.com/@types/source-map-support/-/source-map-support-0.5.3.tgz#acb6b3e499c20692552d16934c16162c84594e16"
+  integrity sha512-fvjMjVH8Rmokw2dWh1dkj90iX5R8FPjeZzjNH+6eFXReh0QnHFf1YBl3B0CF0RohIAA3SDRJsGeeUWKl6d7HqA==
+  dependencies:
+    source-map "^0.6.0"
+
 "@types/tapable@*":
   version "1.0.6"
   resolved "https://registry.yarnpkg.com/@types/tapable/-/tapable-1.0.6.tgz#a9ca4b70a18b270ccb2bc0aaafefd1d486b7ea74"
@@ -5228,7 +5235,7 @@ source-map-resolve@^0.6.0:
     atob "^2.1.2"
     decode-uri-component "^0.2.0"
 
-source-map-support@~0.5.12, source-map-support@~0.5.19:
+source-map-support@0.5.19, source-map-support@~0.5.12, source-map-support@~0.5.19:
   version "0.5.19"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.19.tgz#a98b62f86dcaf4f67399648c085291ab9e8fed61"
   integrity sha512-Wonm7zOCIJzBGQdB+thsPar0kYuCIzYvxZwlBa87yi/Mdjv7Tip2cyVbLj5o0cFPN4EVkuTwb3GDDyUx2DGnGw==