@api private
# File lib/aws-sdk-core/plugins/ec2_region_validation.rb, line 6 def after_initialize(client) if region = client.config.region if matches = region.match(/^(\w+-\w+-\d+)[a-z]$/) msg = ":region option must a region name, not an availability " msg << "zone name; try `#{matches[1]}' instead of `#{matches[0]}'" raise ArgumentError, msg end end end