NAME

       Rex::Hook - manage Rex hooks

DESCRIPTION

       This module manages hooks of various Rex functions.

SYNOPSIS

        use Rex::Hook;

        register_function_hooks { $state => { $function => $coderef, }, };

EXPORTED FUNCTIONS

   register_function_hooks { $state => { $function => $coderef } };
       Registers a $coderef to be called when $function reaches $state during its execution.

       For example:

        register_function_hooks { before_change => { file => \&backup } };

       $coderef may get parameters passed to it depending on the hook in question. See the given
       hook's documentation about details.