scansion: scansion/error.lua@f0a1f82b8e04 (annotated)

scansion/error.lua@f0a1f82b8e04 (annotated)

scansion/error.lua

Thu, 31 Dec 2015 18:18:02 +0000

author: Matthew Wild <mwild1@gmail.com>
date: Thu, 31 Dec 2015 18:18:02 +0000
changeset 64: f0a1f82b8e04
child 104: fb915f3a9c89
permissions: -rw-r--r--

scansion.error: Util for creating error objects

 local error_mt = {
 	__tostring = function (e)
 		return tostring(e.message or ("<Scansion error: "..tostring(self)..">"));
 	end;
 };
 return {
 	new_error = function (message, data)
 		return setmetatable({ message = message, data = data }, error_mt);
 	end;
 };