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Contents
require_relative 'condition_utils'
module Antrapol
module ToolRack
module ExceptionUtils
include Antrapol::ToolRack::ConditionUtils
# raise_if_empty
# Raise the given (or default if not given) exception if the val given is empty
# val - variable/object that shall be tested for emptiness
# message - message to be thrown if it is true
# error - exception object to be thrown
def raise_if_empty(val, message, error = Antrapol::ToolRack::Error)
raise_error(message,error) if is_empty?(val)
end # raise_if_empty
alias_method :raise_if_empty?, :raise_if_empty
#
# raise_if_false
#
def raise_if_false(bool, message, error = Antrapol::ToolRack::Error)
if not bool
raise_error(message,error)
end
end # raise_if_false
alias_method :raise_if_false?, :raise_if_false
#
# raise_if_true
#
def raise_if_true(bool, message, error = Antrapol::ToolRack::Error)
raise_if_false(!bool, message, error)
end # raise_if_true
alias_method :raise_if_true?, :raise_if_true
protected
def raise_error(message, error = Antrapol::ToolRack::Error)
if error.nil?
if @default_exception.nil?
raise Antrapol::ToolRack::Error, message
else
raise @default_exception, message
end
else
raise error, message
end
end # raise_error
end # ExceptionUtils
end # ToolRack
end # Antrapol
Version data entries
19 entries across 19 versions & 1 rubygems