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Contents
module Dynflow
module ExecutionPlan::Steps
class Error < Serializable
extend Algebrick::Matching
include Algebrick::TypeCheck
attr_reader :exception_class, :message, :backtrace
def self.new(*args)
case args.size
when 1
match obj = args.first,
(on String do
super(StandardError, obj, caller, nil)
end),
(on Exception do
super(obj.class, obj.message, obj.backtrace, obj)
end)
when 3, 4
super(*args.values_at(0..3))
else
raise ArgumentError, "wrong number of arguments #{args}"
end
end
def initialize(exception_class, message, backtrace, exception)
@exception_class = Child! exception_class, Exception
@message = Type! message, String
@backtrace = Type! backtrace, Array
@exception = Type! exception, Exception, NilClass
end
def self.new_from_hash(hash)
exception_class = begin
hash[:exception_class].constantize
rescue NameError
Errors::UnknownError.for_exception_class(hash[:exception_class])
end
self.new(exception_class, hash[:message], hash[:backtrace], nil)
end
def to_hash
recursive_to_hash class: self.class.name,
exception_class: exception_class.to_s,
message: message,
backtrace: backtrace
end
def to_s
format '%s (%s)\n%s',
(@exception || self).message,
(@exception ? @exception.class : exception_class),
(@exception || self).backtrace
end
def exception
@exception ||
exception_class.exception(message).tap { |e| e.set_backtrace backtrace }
end
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems