[Flutter] ios 色々エラーが出て困った時

掃除してみる

$ flutter clean && \ rm -Rf build && \ rm -Rf ios/Flutter/Flutter.framework && \ rm -Rf ios/Flutter/Flutter.podspec && \ rm -Rf ios/Flutter/App.framework && \ rm -Rf ios/Pods && \ rm -Rf ios/.symlinks && \ rm -Rf ios/build && \ rm -Rf ios/Runner.xcworkspace && \ rm -f ios/Podfile && \ rm -f ios/Podfile.lock && \ rm -f pubspec.lock && \ flutter build ios && \ flutter run