test: more wrangling of jest test runner

jest.config.js

@@ -1,10 +1,10 @@
 /** @type {import('ts-jest').JestConfigWithTsJest} **/
 export default {
-  testEnvironment: "node",
-  transform: {
-    "^.+.tsx?$": ["ts-jest",{}],
-  },
-  moduleNameMapper: {
-    '@fetch-mock/core': '<rootDir>/packages/core'
-  }
+	testEnvironment: 'node',
+	transform: {
+		'^.+.tsx?$': ['ts-jest', {}],
+	},
+	moduleNameMapper: {
+		'@fetch-mock/core': '<rootDir>/packages/core/dist/cjs/index.js',
+	},
 };

package.json

@@ -33,8 +33,8 @@
 		"docs": "npm run start -w docs",
 		"test": "vitest . --ui --exclude=packages/jest/src/__tests__/*",
 		"test:ci": "vitest . --reporter=junit --outputFile=test-results/junit.xml --coverage.provider=istanbul --exclude=packages/jest/src/__tests__/*",
-		"test:jest": "node --experimental-vm-modules node_modules/jest/bin/jest.js packages/jest",
-		"test:browser": "vitest . --browser.enabled --browser.name chromium --browser.provider playwright",
+		"test:jest": "node --experimental-vm-modules node_modules/jest/bin/jest.js packages/jest --watch",
+		"test:browser": "vitest . --browser.enabled --browser.name chromium --browser.provider playwright --exclude=packages/jest/src/__tests__/*",
 		"coverage:send": "cat ./coverage/lcov.info | coveralls",
 		"compat:module": "npm run compat:module -w import-compat"
 	},

packages/jest/src/jest-extensions.ts

@@ -138,6 +138,7 @@ function scopeExpectationNameToMethod(name: string, humanVerb: string): string {
 	const extensions = Object.fromEntries(
 		Object.entries(methodlessExtensions).map(([name, func]) => [
 			scopeExpectationNameToMethod(name, humanVerb),
+			//@ts-expect-error
 			scopeExpectationFunctionToMethod(func, method),
 		]),
 	);