Use selectLoaderPlugin.

buildprocess/bundle.js

@@ -4,6 +4,7 @@ const babelPlugin = require("./babelPlugin");
 const transformJsxControlStatements = require("./babelPluginTransformJsxControlStatements");
 const path = require("path");
 const svgr = require("esbuild-plugin-svgr");
+const selectLoaderPlugin = require("terriajs/buildprocess/selectLoaderPlugin");
 
 const includePaths = [
   // Support resolving paths like "terriajs/..."
@@ -20,7 +21,7 @@ esbuild
     entryPoints: ["index.js"],
     bundle: true,
     outfile: "wwwroot/esbuild/TerriaMap.js",
-    publicPath: "/build-just-terriajs/esbuild",
+    publicPath: "/esbuild",
     jsx: "transform",
     define: {
       "process.env.NODE_ENV":
@@ -31,6 +32,18 @@ esbuild
     sourcemap: true,
     target: "es2019",
     plugins: [
+      selectLoaderPlugin({
+        loaders: [
+          {
+            filter: /^raw-loader!(.*)$/,
+            loader: "text"
+          },
+          {
+            filter: /^file-loader!(.*)$/,
+            loader: "file"
+          }
+        ]
+      }),
       terriaSassModulesPlugin({ includePaths }),
       svgr({
         plugins: ["@svgr/plugin-jsx"],

package.json

@@ -43,7 +43,7 @@
   "devDependencies": {
     "@babel/core": "^7.16.0",
     "@babel/eslint-parser": "^7.12.16",
-    "@babel/plugin-proposal-class-properties": "^7.16.0",
+    "@babel/plugin-transform-class-properties": "^7.16.0",
     "@babel/preset-env": "^7.10.4",
     "@babel/preset-react": "^7.0.0",
     "@csstools/postcss-sass": "^5.0.1",
@@ -92,7 +92,7 @@
     "semver": "^5.0.0",
     "style-loader": "^0.23.1",
     "svg-sprite-loader": "4.1.3",
-    "terriajs": "../terriajs",
+    "terriajs": "8.2.29",
     "ts-loader": "^5.3.3",
     "typescript": "^4.9.5",
     "urijs": "^1.18.12",

plugins.ts

@@ -1,5 +1,12 @@
 import { TerriaPluginModule } from "terriajs-plugin-api";
 
+if (
+  !new (class {
+    x;
+  })().hasOwnProperty("x")
+)
+  throw new Error("Transpiler is not configured correctly");
+
 /**
  * A function that when called imports all plugins.
  */