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Exception: SignalException

Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Subclasses:
Interrupt
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ::Exception
Instance Chain:
self, ::Exception
Inherits: Exception
Defined in: error.c,
error.c,
signal.c

Overview

Raised when a signal is received.

begin
  Process.kill('HUP',Process.pid)
  sleep # wait for receiver to handle signal sent by Process.kill
rescue SignalException => e
  puts "received Exception #{e}"
end

produces:

received Exception SIGHUP

Class Method Summary

::Exception - Inherited

.exception

With no argument, or if the argument is the same as the receiver, return the receiver.
.new

Construct a new ::Exception object, optionally passing in a message.

Instance Method Summary

::Exception - Inherited

#==

Equality—If obj is not an ::Exception, returns false.
#backtrace

Returns any backtrace associated with the exception.
#backtrace_locations

Returns any backtrace associated with the exception.
#cause

Returns the previous exception ($!) at the time this exception was raised.
#exception

With no argument, or if the argument is the same as the receiver, return the receiver.
#inspect

Return this exception's class name and message.
#message

Returns the result of invoking exception.to_s.
#set_backtrace

Sets the backtrace information associated with exc.
#to_s

Returns exception's message (or the name of the exception if no message is set).

Constructor Details

.new(sig_name) ⇒ signal_exception .new(sig_number [, name]) ⇒ signal_exception

Construct a new SignalException object. sig_name should be a known signal name.

Instance Method Details

#signo ⇒ Numeric

Returns a signal number.