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node_modules/html-webpack-plugin/lib/errors.js

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+// @ts-nocheck
+'use strict';
+
+let prettyError;
+
+function getPrettyError () {
+  if (!prettyError) {
+    // lazily require to improve startup time since pretty-error is rather heavy package
+    const PrettyError = require('pretty-error');
+    prettyError = new PrettyError();
+    prettyError.withoutColors();
+    prettyError.skipPackage('html-plugin-evaluation');
+    prettyError.skipNodeFiles();
+    prettyError.skip(function (traceLine) {
+      return traceLine.path === 'html-plugin-evaluation';
+    });
+  }
+  return prettyError;
+}
+
+module.exports = function (err, context) {
+  return {
+    toHtml: function () {
+      return 'Html Webpack Plugin:\n<pre>\n' + this.toString() + '</pre>';
+    },
+    toJsonHtml: function () {
+      return JSON.stringify(this.toHtml());
+    },
+    toString: function () {
+      try {
+        return getPrettyError().render(err).replace(/webpack:\/\/\/\./g, context);
+      } catch (e) {
+        // This can sometimes fail. We don't know why, but returning the
+        // original error is better than returning the error thrown by
+        // pretty-error.
+        return err;
+      }
+    }
+  };
+};