import type for CJS imports

Author: SimenB

packages/jest-circus/src/types.ts

@@ -7,7 +7,7 @@
 
 // Used as type
 import type {Circus} from '@jest/types';
-import expect = require('expect');
+import type expect = require('expect');
 
 export const STATE_SYM = Symbol(
   'JEST_STATE_SYMBOL',

packages/jest-globals/src/index.ts

@@ -7,7 +7,7 @@
 
 import type {Jest} from '@jest/environment';
 import type {Global} from '@jest/types';
-import importedExpect = require('expect');
+import type importedExpect = require('expect');
 
 export declare const jest: Jest;
 

packages/jest-jasmine2/src/types.ts

@@ -7,7 +7,7 @@
 
 import type {AssertionError} from 'assert';
 import type {Config} from '@jest/types';
-import expect = require('expect');
+import type expect = require('expect');
 import type CallTracker from './jasmine/CallTracker';
 import type Env from './jasmine/Env';
 import type JsApiReporter from './jasmine/JsApiReporter';

packages/jest-runner/src/types.ts

@@ -5,7 +5,7 @@
  * LICENSE file in the root directory of this source tree.
  */
 
-import Emittery = require('emittery');
+import type Emittery = require('emittery');
 import type {JestEnvironment} from '@jest/environment';
 import type {
   SerializableError,