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# frozen_string_literal: true
module WebSocket
module ExceptionHandler
attr_accessor :error
def self.included(base)
base.extend(ClassMethods)
end
module ClassMethods
# Rescue from WebSocket::Error errors.
#
# @param [String] method_name Name of method that should be wrapped and rescued
# @param [Hash] options Options for rescue
#
# @option options [Any] :return Value that should be returned instead of raised error
def rescue_method(method_name, options = {})
define_method "#{method_name}_with_rescue" do |*args|
begin
send("#{method_name}_without_rescue", *args)
rescue WebSocket::Error => e
self.error = e.message.to_sym
WebSocket.should_raise ? raise : options[:return]
end
end
alias_method "#{method_name}_without_rescue", method_name
alias_method method_name, "#{method_name}_with_rescue"
end
end
end
end
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