每次需要构建项目时，Circle CI都会失败。然而，当它被重建为＆＃34;重建没有缓存＆＃34;它过去了。
每次手动重新运行它真的很烦人。
> escrow@0.0.1 bundle /home/ubuntu/escrow
> node node_modules/react-native/local-cli/cli.js bundle --entry-file index.ios.js --bundle-output iOS/main.jsbundle
/home/ubuntu/escrow/node_modules/react-native/node_modules/babel-core/lib/transformation/file/options/option-manager.js:193
throw new ReferenceError(messages.get("pluginUnknown", plugin, loc, i, dirname));
^
ReferenceError: Unknown plugin "transform-es2015-arrow-functions" specified in "/home/ubuntu/escrow/.babelrc" at 2, attempted to resolve relative to "/home/ubuntu/escrow"
at /home/ubuntu/escrow/node_modules/react-native/node_modules/babel-core/lib/transformation/file/options/option-manager.js:193:17
at Array.map (native)
at Function.normalisePlugins (/home/ubuntu/escrow/node_modules/react-native/node_modules/babel-core/lib/transformation/file/options/option-manager.js:173:20)
at OptionManager.mergeOptions (/home/ubuntu/escrow/node_modules/react-native/node_modules/babel-core/lib/transformation/file/options/option-manager.js:271:36)
at OptionManager.addConfig (/home/ubuntu/escrow/node_modules/react-native/node_modules/babel-core/lib/transformation/file/options/option-manager.js:221:10)
at OptionManager.findConfigs (/home/ubuntu/escrow/node_modules/react-native/node_modules/babel-core/lib/transformation/file/options/option-manager.js:364:16)
at OptionManager.init (/home/ubuntu/escrow/node_modules/react-native/node_modules/babel-core/lib/transformation/file/options/option-manager.js:412:12)
at compile (/home/ubuntu/escrow/node_modules/react-native/node_modules/babel-register/lib/node.js:87:26)
at loader (/home/ubuntu/escrow/node_modules/react-native/node_modules/babel-register/lib/node.js:130:14)
at Object.require.extensions.(anonymous function) [as .js] (/home/ubuntu/escrow/node_modules/react-native/node_modules/babel-register/lib/node.js:140:7)
.babelrc：
{
"presets": [
"react-native",
],
"plugins": [
//Needed for redux.
"babel-plugin-transform-decorators-legacy",
"transform-class-properties", //this needs to be at top /shrug
// es2015 preset (except transform-es2015-typeof-symbol which caused problem)
"transform-es2015-arrow-functions",
"transform-es2015-block-scoped-functions",
"transform-es2015-block-scoping",
"transform-es2015-classes",
"transform-es2015-computed-properties",
"transform-es2015-constants",
"transform-es2015-destructuring",
"transform-es2015-for-of",
"transform-es2015-function-name",
"transform-es2015-literals",
"transform-es2015-object-super",
"transform-es2015-parameters",
"transform-es2015-shorthand-properties",
"transform-es2015-spread",
"transform-es2015-sticky-regex",
"transform-es2015-template-literals",
"transform-es2015-unicode-regex",
// stage-1 preset
"transform-async-to-generator",
"transform-exponentiation-operator",
"syntax-trailing-function-commas",
"transform-object-rest-spread",
"transform-class-constructor-call",
"transform-decorators",
"transform-export-extensions",
]
}