class

SecurityError

v1_9_2_180 - Show latest stable - Superclass: StandardError

Raised when attempting a potential unsafe operation, typically when the $SAFE level is raised above 0.

foo = "bar"
proc = Proc.new do
  $SAFE = 4
  foo.gsub! "a", "*"
end
proc.call

raises the exception:

SecurityError: Insecure: can't modify string