Method: FastlaneCore::Project#build_settings

Defined in:

fastlane_core/lib/fastlane_core/project.rb

#build_settings(key: nil, optional: true) ⇒ Object

Get the build settings for our project e.g. to properly get the DerivedData folder

Parameters:

• The (String) —

  key of which we want the value for (e.g. “PRODUCT_NAME”)

# File 'fastlane_core/lib/fastlane_core/project.rb', line 341

def build_settings(key: nil, optional: true)
  unless @build_settings
    if is_workspace
      if schemes.count == 0
        UI.user_error!("Could not find any schemes for Xcode workspace at path '#{self.path}'. Please make sure that the schemes you want to use are marked as `Shared` from Xcode.")
      end
      options[:scheme] ||= schemes.first
    end

    command = build_xcodebuild_showbuildsettings_command

    # Xcode might hang here and retrying fixes the problem, see fastlane#4059
    begin
      timeout = FastlaneCore::Project.xcode_build_settings_timeout
      retries = FastlaneCore::Project.xcode_build_settings_retries
      @build_settings = FastlaneCore::Project.run_command(command, timeout: timeout, retries: retries, print: !self.xcodebuild_list_silent)
      if @build_settings.empty?
        UI.error("Could not read build settings. Make sure that the scheme \"#{options[:scheme]}\" is configured for running by going to Product → Scheme → Edit Scheme…, selecting the \"Build\" section, checking the \"Run\" checkbox and closing the scheme window.")
      end
    rescue Timeout::Error
      raise FastlaneCore::Interface::FastlaneDependencyCausedException.new, "xcodebuild -showBuildSettings timed out after #{retries + 1} retries with a base timeout of #{timeout}." \
        " You can override the base timeout value with the environment variable FASTLANE_XCODEBUILD_SETTINGS_TIMEOUT," \
        " and the number of retries with the environment variable FASTLANE_XCODEBUILD_SETTINGS_RETRIES ".red
    end
  end

  begin
    result = @build_settings.split("\n").find do |c|
      sp = c.split(" = ")
      next if sp.length == 0
      sp.first.strip == key
    end
    return result.split(" = ").last
  rescue => ex
    return nil if optional # an optional value, we really don't care if something goes wrong

    UI.error(caller.join("\n\t"))
    UI.error("Could not fetch #{key} from project file: #{ex}")
  end

  nil
end