frank

使用二进制源pod install报错。cocoapods版本是1.8.4

3

``` NoMethodError - undefined method `each' for nil:NilClass /Library/Ruby/Gems/2.6.0/gems/cocoapods-1.8.4/lib/cocoapods/installer/analyzer.rb:720:in `block (2 levels) in dependencies_for_specs' /Library/Ruby/Gems/2.6.0/gems/cocoapods-1.8.4/lib/cocoapods/installer/analyzer.rb:719:in `each' /Library/Ruby/Gems/2.6.0/gems/cocoapods-1.8.4/lib/cocoapods/installer/analyzer.rb:719:in `block in dependencies_for_specs' /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/set.rb:338:in `each_key' /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/set.rb:338:in `each' /Library/Ruby/Gems/2.6.0/gems/cocoapods-1.8.4/lib/cocoapods/installer/analyzer.rb:718:in `dependencies_for_specs' /Library/Ruby/Gems/2.6.0/gems/cocoapods-1.8.4/lib/cocoapods/installer/analyzer.rb:663:in `block in compute_pod_target_dependencies'...