Repeating inhibit_all_warnings causes error

[PWrzesinski]

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What did you do?

ℹ Please replace these two lines with what you did.
Run pod install

What did you expect to happen?

Install all pod dependencies correctly.

What happened instead?

TypeError - no implicit conversion of true into Array
/Users/przemekw/.rvm/gems/ruby-2.4.2@global/gems/cocoapods-core-1.5.3/lib/cocoapods-core/podfile/target_definition.rb:856:in `concat'
/Users/przemekw/.rvm/gems/ruby-2.4.2@global/gems/cocoapods-core-1.5.3/lib/cocoapods-core/podfile/target_definition.rb:856:in `block in inhibit_warnings_hash'
/Users/przemekw/.rvm/gems/ruby-2.4.2@global/gems/cocoapods-core-1.5.3/lib/cocoapods-core/podfile/target_definition.rb:855:in `merge'
/Users/przemekw/.rvm/gems/ruby-2.4.2@global/gems/cocoapods-core-1.5.3/lib/cocoapods-core/podfile/target_definition.rb:855:in `inhibit_warnings_hash'
/Users/przemekw/.rvm/gems/ruby-2.4.2@global/gems/cocoapods-core-1.5.3/lib/cocoapods-core/podfile/target_definition.rb:304:in `inhibits_warnings_for_pod?'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/target/pod_target.rb:551:in `block in inhibit_warnings?'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/target/pod_target.rb:550:in `map'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/target/pod_target.rb:550:in `inhibit_warnings?'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator/pod_target_installer.rb:576:in `compiler_flags_for_consumer'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator/pod_target_installer.rb:191:in `block (2 levels) in add_files_to_build_phases'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator/pod_target_installer.rb:189:in `each'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator/pod_target_installer.rb:189:in `block in add_files_to_build_phases'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator/pod_target_installer.rb:177:in `each'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator/pod_target_installer.rb:177:in `add_files_to_build_phases'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator/pod_target_installer.rb:27:in `block in install!'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/user_interface.rb:142:in `message'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator/pod_target_installer.rb:19:in `install!'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator.rb:176:in `block (2 levels) in install_libraries'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator.rb:173:in `each'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator.rb:173:in `block in install_libraries'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/user_interface.rb:142:in `message'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator.rb:167:in `install_libraries'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer/xcode/pods_project_generator.rb:65:in `generate!'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer.rb:184:in `block in generate_pods_project'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/user_interface.rb:64:in `section'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer.rb:183:in `generate_pods_project'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/installer.rb:119:in `install!'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/command/install.rb:41:in `run'
/Users/przemekw/.rvm/gems/ruby-2.4.2@global/gems/claide-1.0.2/lib/claide/command.rb:334:in `run'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/lib/cocoapods/command.rb:52:in `run'
/Users/przemekw/.rvm/gems/ruby-2.4.2/gems/cocoapods-1.5.3/bin/pod:55:in `<top (required)>'
/Users/przemekw/.rvm/gems/ruby-2.4.2/bin/pod:23:in `load'
/Users/przemekw/.rvm/gems/ruby-2.4.2/bin/pod:23:in `<main>'
/Users/przemekw/.rvm/gems/ruby-2.4.2/bin/ruby_executable_hooks:15:in `eval'
/Users/przemekw/.rvm/gems/ruby-2.4.2/bin/ruby_executable_hooks:15:in `<main>'

Project that demonstrates the issue

Repeating inhibit_all_warnings:

project ...

platform :ios, '9.0'

# ignore all warnings from all pods
inhibit_all_warnings!

...

target ... do

  use_frameworks!

  inhibit_all_warnings!

  ...
end

[amorde]

Thanks for the report @PWrzesinski - the fix will be included in the next release 👍