Sha256: 1582249c8761581890ab0f39565be5551f1f080e5c05d5dd80bd7ecc33b2c203
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Size: 1.37 KB
Versions: 63
Compression:
Stored size: 1.37 KB
Contents
# encoding: utf-8
module Backup
# Provides cascading errors with formatted messages.
# See the specs for details.
module NestedExceptions
def self.included(klass)
klass.extend Module.new {
def wrap(wrapped_exception, msg = nil)
new(msg, wrapped_exception)
end
}
end
def initialize(obj = nil, wrapped_exception = nil)
@wrapped_exception = wrapped_exception
msg = (obj.respond_to?(:to_str) ? obj.to_str : obj.to_s).
gsub(/^ */, ' ').strip
msg = clean_name(self.class.name) + (msg.empty? ? '' : ": #{ msg }")
if wrapped_exception
msg << "\n--- Wrapped Exception ---\n"
class_name = clean_name(wrapped_exception.class.name)
msg << class_name + ': ' unless
wrapped_exception.message.start_with? class_name
msg << wrapped_exception.message
end
super(msg)
set_backtrace(wrapped_exception.backtrace) if wrapped_exception
end
def exception(obj = nil)
return self if obj.nil? || equal?(obj)
ex = self.class.new(obj, @wrapped_exception)
ex.set_backtrace(backtrace) unless ex.backtrace
ex
end
private
def clean_name(name)
name.sub(/^Backup::/, '')
end
end
class Error < StandardError
include NestedExceptions
end
class FatalError < Exception
include NestedExceptions
end
end
Version data entries
63 entries across 63 versions & 7 rubygems