2022-04-13 fair笔记

2022-04-13  本文已影响0人  我是小胡胡123

demo:
https://github.com/hc2088/fairdemo

按照 FlutterFair接入文档操作Counting计数器

flutter2.5.0 接fair 问题

   Failed to build build_runner:build_runner:
../../shared/opt/fvm/versions/2.5.0/.pub-cache/hosted/pub.flutter-io.cn/analyzer-0.41.2/lib/src/error/best_practices_verifier.dart:258:50: Error: The property 'displayString' is defined in multiple extensions for 'TargetKind' and neither is more specific.
 - 'TargetKind' is from 'package:meta/meta_meta.dart' ('../../shared/opt/fvm/versions/2.5.0/.pub-cache/hosted/pub.flutter-io.cn/meta-1.7.0/lib/meta_meta.dart').
Try using an explicit extension application of the wanted extension or hiding unwanted extensions from scope.
        var kindNames = kinds.map((kind) => kind.displayString).toList()
                                                 ^^^^^^^^^^^^^
../../shared/opt/fvm/versions/2.5.0/.pub-cache/hosted/pub.flutter-io.cn/analyzer-0.41.2/lib/src/error/best_practices_verifier.dart:1950:14: Context: This is one of the extension members.
  String get displayString {
             ^^^^^^^^^^^^^
../../shared/opt/fvm/versions/2.5.0/.pub-cache/hosted/pub.flutter-io.cn/meta-1.7.0/lib/meta_meta.dart:91:14: Context: This is one of the extension members.
  String get displayString {
             ^^^^^^^^^^^^^
../../shared/opt/fvm/versions/2.5.0/.pub-cache/hosted/pub.flutter-io.cn/analyzer-0.41.2/lib/src/error/best_practices_verifier.dart:260:36: Error: The getter 'commaSeparatedWithOr' isn't defined for the class 'List<dynamic>'.
 - 'List' is from 'dart:core'.
Try correcting the name to the name of an existing getter, or defining a getter or field named 'commaSeparatedWithOr'.
        var validKinds = kindNames.commaSeparatedWithOr;
                                   ^^^^^^^^^^^^^^^^^^^^
pub finished with exit code 1

报错分析:

查看 flutter 2.5.0 dart版本 是2.14.0
$FLUTTER_ROOT/bin/cache/dart-sdk/version

查看flutter 2.5.0依赖的meta 版本
$FLUTTER_ROOT/packages/flutter/pubspec.yaml

flutter flutter-meta版本 fair compiler- analyzer analyzer - meta
flutter1.17.3 meta: 1.1.8 analyzer: ^0.41.2 meta: ^1.2.3
flutter 1.22.4 meta: 1.3.0-nullsafety.3 analyzer: ^0.41.2 meta: ^1.2.3
flutter 2.0.6 meta: 1.3.0 analyzer: ^0.41.2 meta: ^1.2.3
flutter 2.2.2 meta: 1.3.0 analyzer: ^0.41.2 meta: ^1.2.3
flutter 2.5.0 meta: 1.7.0 analyzer: ^0.41.2 meta: ^1.2.3

meta最高版本1.2.4 ,从1.3.0开始是安全版本,最新1.7.0
analyzer最高版本0.41.2,从1.0.0开始是空安全版本,最新4.0.0

flutter2.5.0 和flutter1.17.3都不无法使用fair compiler

image.png

但是用file 查看
./fair/fair/ios/FairDynamicFlutter/Products/FairDynamicFlutter.framework/FairDynamicFlutter

fair/fair/ios/FairDynamicFlutter/Products/FairDynamicFlutter.framework/FairDynamicFlutter: Mach-O universal binary with 4 architectures: [arm_v7:Mach-O dynamically linked shared library arm_v7] [x86_64:Mach-O 64-bit dynamically linked shared library x86_64] [i386:Mach-O dynamically linked shared library i386] [arm64:Mach-O 64-bit dynamically linked shared library arm64]
/Volumes/huc/xx/fair/fair/ios/FairDynamicFlutter/Products/FairDynamicFlutter.fram

分明是支持4种架构
arm_v7
x86_64
i386
arm64

切到真机运行成功了


image.png

flutter 2.5.0
IOS插件 FairDynamicFlutter.framework 不支持 模拟器运行

flutter 2.0.6接fair 问题

报错:


flutter2.0.6pub get成功但是运行失败.jpg.jpg
flutter dart
flutter1.17.3 dart 2.8.4
flutter 1.22.4 dart 2.10.4
flutter 2.0.6 dart 2.12.3
flutter 2.2.2 dart 2.13.3
flutter 2.5.0 dart 2.14.0

解决方法:

pubspec.yaml
sdk: ">=2.10.4 <3.0.0"改为 sdk: ">=2.8.0 <3.0.0"就够了

 sudo xattr -d com.apple.quarantine $FLUTTER_ROOT/bin/cache/artifacts/usbmuxd/iproxy

执行完上面命令后
2.8.0和2.10.4好像又都没问题了

终于算是运行成功了

image.png
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