import forbidExtraProps from 'prop-types-exact';
^^^^^^^^^^^^^^^^
SyntaxError: Unexpected identifier
使用airbnb-prop-types并用Jest测试时出现此错误。我认为Babel版本7的配置存在问题。
依赖关系（来自package.json）：
"devDependencies": {
"@babel/core": "^7.0.0",
"@babel/plugin-proposal-class-properties": "^7.0.0",
"@babel/plugin-proposal-decorators": "^7.0.0",
"@babel/plugin-proposal-do-expressions": "^7.0.0",
"@babel/plugin-proposal-export-default-from": "^7.0.0",
"@babel/plugin-proposal-export-namespace-from": "^7.0.0",
"@babel/plugin-proposal-function-bind": "^7.0.0",
"@babel/plugin-proposal-function-sent": "^7.0.0",
"@babel/plugin-proposal-json-strings": "^7.0.0",
"@babel/plugin-proposal-logical-assignment-operators": "^7.0.0",
"@babel/plugin-proposal-nullish-coalescing-operator": "^7.0.0",
"@babel/plugin-proposal-numeric-separator": "^7.0.0",
"@babel/plugin-proposal-optional-chaining": "^7.0.0",
"@babel/plugin-proposal-pipeline-operator": "^7.0.0",
"@babel/plugin-proposal-throw-expressions": "^7.0.0",
"@babel/plugin-syntax-dynamic-import": "^7.2.0",
"@babel/plugin-syntax-import-meta": "^7.0.0",
"@babel/plugin-transform-object-assign": "^7.2.0",
"@babel/preset-env": "^7.0.0",
"@babel/preset-react": "^7.0.0",
"@babel/runtime": "^7.0.0",
"@svgr/rollup": "^2.4.1",
"airbnb-js-shims": "^2.1.1",
"babel-core": "7.0.0-bridge.0",
"babel-eslint": "^10.0.1",
"babel-jest": "^24.1.0",
"babel-preset-airbnb": "^3.2.0",
"cross-env": "^5.1.4",
"enzyme": "^3.8.0",
"enzyme-adapter-react-16": "^1.7.1",
"enzyme-to-json": "^3.3.5",
"eslint": "^5.7.0",
"eslint-config-airbnb": "^17.1.0",
"eslint-plugin-import": "^2.14.0",
"eslint-plugin-jest": "^22.2.2",
"eslint-plugin-jsx-a11y": "^6.1.2",
"eslint-plugin-react": "^7.12.3",
"gh-pages": "^1.2.0",
"identity-obj-proxy": "^3.0.0",
"jest": "^24.1.0",
"jest-cli": "^24.1.0",
"jest-environment-enzyme": "^7.0.1",
"jest-enzyme": "^7.0.1",
"prettier": "^1.6.1",
"react": "^16.4.1",
"react-dom": "^16.4.1",
"react-scripts": "^2.1.3",
"react-test-renderer": "^16.7.0",
"regenerator-runtime": "^0.13.1",
"rollup": "^0.64.1",
"rollup-plugin-babel": "^4.0.1",
"rollup-plugin-commonjs": "^9.1.3",
"rollup-plugin-node-resolve": "^3.3.0",
"rollup-plugin-peer-deps-external": "^2.2.0",
"rollup-plugin-postcss": "^1.6.2",
"rollup-plugin-url": "^1.4.0",
"why-did-you-update": "^1.0.6"
},
"dependencies": {
"airbnb-prop-types": "^2.11.0",
"ajv": "^6.0.0",
"classnames": "^2.2.6",
"focus-trap-react": "^6.0.0",
"lodash": "^4.17.11",
"object.assign": "^4.1.0",
"object.values": "^1.0.4",
"prop-types": "^15.6.1",
"react-portal": "^4.2.0"
}