build

node_modules/@jest/core/build/watch.js

@@ -5,6 +5,16 @@ Object.defineProperty(exports, '__esModule', {
 });
 exports.default = watch;
 
+function _path() {
+  const data = _interopRequireDefault(require('path'));
+
+  _path = function _path() {
+    return data;
+  };
+
+  return data;
+}
+
 function _ansiEscapes() {
   const data = _interopRequireDefault(require('ansi-escapes'));
 
@@ -35,6 +45,16 @@ function _exit() {
   return data;
 }
 
+function _slash() {
+  const data = _interopRequireDefault(require('slash'));
+
+  _slash = function _slash() {
+    return data;
+  };
+
+  return data;
+}
+
 function _jestMessageUtil() {
   const data = require('jest-message-util');
 
@@ -65,6 +85,16 @@ function _jestValidate() {
   return data;
 }
 
+function _jestResolve() {
+  const data = _interopRequireDefault(require('jest-resolve'));
+
+  _jestResolve = function _jestResolve() {
+    return data;
+  };
+
+  return data;
+}
+
 function _jestWatcher() {
   const data = require('jest-watcher');
 
@@ -294,14 +324,34 @@ function watch(
         _iteratorNormalCompletion2 = true
       ) {
         const pluginWithConfig = _step2.value;
+        let plugin;
 
-        const ThirdPartyPlugin = require(pluginWithConfig.path);
+        try {
+          const ThirdPartyPlugin = require(pluginWithConfig.path);
+
+          plugin = new ThirdPartyPlugin({
+            config: pluginWithConfig.config,
+            stdin,
+            stdout: outputStream
+          });
+        } catch (error) {
+          const errorWithContext = new Error(
+            `Failed to initialize watch plugin "${_chalk().default.bold(
+              (0, _slash().default)(
+                _path().default.relative(process.cwd(), pluginWithConfig.path)
+              )
+            )}":\n\n${(0, _jestMessageUtil().formatExecError)(
+              error,
+              contexts[0].config,
+              {
+                noStackTrace: false
+              }
+            )}`
+          );
+          delete errorWithContext.stack;
+          return Promise.reject(errorWithContext);
+        }
 
-        const plugin = new ThirdPartyPlugin({
-          config: pluginWithConfig.config,
-          stdin,
-          stdout: outputStream
-        });
         checkForConflicts(watchPluginKeys, plugin, globalConfig);
         const hookSubscriber = hooks.getSubscriber();
 
@@ -402,7 +452,10 @@ function watch(
     const changedFilesPromise = (0, _getChangedFilesPromise.default)(
       globalConfig,
       configs
-    );
+    ); // Clear cache for required modules
+
+    _jestResolve().default.clearDefaultResolverCache();
+
     return (0, _runJest.default)({
       changedFilesPromise,
       contexts,