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# frozen_string_literal: true
# Use this to ensure all env vars a lane requires are set.
#
# The best place to call this is at the start of a lane, to fail early.
def require_env_vars!(*keys)
keys.each { |key| get_required_env!(key) }
end
# Use this instead of getting values from `ENV` directly. It will throw an error if the requested value is missing.
def get_required_env!(key, env_file_path: USER_ENV_FILE_PATH)
unless ENV.key?(key)
message = "Environment variable '#{key}' is not set."
if is_ci
UI.user_error!(message)
elsif File.exist?(env_file_path)
UI.user_error!("#{message} Consider adding it to #{env_file_path}.")
else
env_file_example_path = 'fastlane/example.env'
env_file_dir = File.dirname(env_file_path)
env_file_name = File.basename(env_file_path)
UI.user_error! <<~MSG
#{env_file_name} not found in #{env_file_dir}!
Please copy #{env_file_example_path} to #{env_file_path} and fill in the values for the automation you require.
mkdir -p #{env_file_dir} && cp #{env_file_example_path} #{env_file_path}
MSG
end
end
value = ENV.fetch(key)
UI.user_error!("Env var for key #{key} is set but empty. Please set a value for #{key}.") if value.to_s.empty?
value
end
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