从Xcode11开始,我们就一直从CocoaPods迁移到SwiftPM。不幸的是,某些依赖项还没有SwiftPM支持。就像Firebase一样。
这不是真正的问题,因为它们可以彼此并存。
但自从(我认为Firebase iOS SDK v6.13.0)以来,他们就向添加了依赖项PromisesObjC
。
这本身不是问题,但是我们的大多数项目(和(子)依赖项)都使用Google通过SwiftPm提供的Promise。
现在的问题是,无论是承诺 SwiftPM依赖和火力地堡的CocoaPods一个用途FBLPromises,这将导致以下错误:
duplicate symbol '_FBLPromiseRetryDefaultAttemptsCount' in:
/path/Products/Debug-iphonesimulator/FBLPromises.o
/path/Products/Debug-iphonesimulator/PromisesObjC/libPromisesObjC.a(FBLPromise+Retry.o)
duplicate symbol '_FBLPromiseRetryDefaultDelayInterval' in:
/path/Products/Debug-iphonesimulator/FBLPromises.o
/path/Products/Debug-iphonesimulator/PromisesObjC/libPromisesObjC.a(FBLPromise+Retry.o)
duplicate symbol '_FBLWaitForPromisesWithTimeout' in:
/path/Products/Debug-iphonesimulator/FBLPromises.o
/path/Products/Debug-iphonesimulator/PromisesObjC/libPromisesObjC.a(FBLPromise+Testing.o)
duplicate symbol '_OBJC_CLASS_$_FBLPromise' in:
/path/Products/Debug-iphonesimulator/FBLPromises.o
/path/Products/Debug-iphonesimulator/PromisesObjC/libPromisesObjC.a(FBLPromise.o)
duplicate symbol '_OBJC_METACLASS_$_FBLPromise' in:
/path/Products/Debug-iphonesimulator/FBLPromises.o
/path/Products/Debug-iphonesimulator/PromisesObjC/libPromisesObjC.a(FBLPromise.o)
ld: 5 duplicate symbols for architecture x86_64
目前解决此问题的唯一方法是将Firebase CocoaPods depenceny 设置为v6.11.0
我当前的Podfile:
source 'git@github.com:CocoaPods/Specs.git'
workspace 'Workspace'
platform :ios, '11.0'
use_modular_headers!
inhibit_all_warnings!
install! 'cocoapods',
:generate_multiple_pod_projects => true,
:incremental_installation => true
target 'HandpickedFamilyApp' do
pod 'Firebase/Core'
pod 'Firebase/RemoteConfig'
pod 'Firebase/Analytics'
pod 'Firebase/Performance'
pod 'Fabric'
pod 'Crashlytics'
pod 'SwiftLint'
script_phase :name => 'Run Fabric',
:script => '"${PODS_ROOT}/Fabric/run"',
:input_files => ['$(BUILT_PRODUCTS_DIR)/$(INFOPLIST_PATH)']
end
在将我的Google搜索词“ cocoapods swiftpm重复符号”更改为“ cocoapods迦太基重复符号”后,我想到了一个类似的问题,但依赖关系有所不同。
基本上忘记了所有use_frameworks!
设置。
将其添加到我的Podfile中可以为我修复它。