Initial Commit

1 files changed, 38 insertions, 0 deletions

diff --git a/ext.lua b/ext.lua
new file mode 100644
index 0000000..1c05b9f
--- /dev/null
+++ b/ext.lua
@@ -0,0 +1,38 @@
+--[[

+Extensions that don't belong anywhere else

+]]

+

+-- Override tostring to display more info about the table

+local old_tostring = tostring

+local numtabs = 0

+local printed_tables = {}

+function tostring(el)

+	if type(el) == "table" and printed_tables[el] == nil then

+		printed_tables[el] = true

+		numtabs = numtabs + 1

+		local strbuilder = {"{"}

+		for k,v in pairs(el) do

+			strbuilder[#strbuilder + 1] = string.format("%s%s : %s", string.rep("\t",numtabs), tostring(k), tostring(v))

+		end

+		printed_tables[el] = nil

+		strbuilder[#strbuilder + 1] = string.rep("\t",numtabs - 1) .. "}"

+		numtabs = numtabs - 1

+		return table.concat(strbuilder,"\n")

+	end

+	return old_tostring(el)

+end

+

+--functions to save my hand

+function assertf(bool,msg,...)

+	if not bool then

+		error(string.format(msg,...),2)

+	end

+end

+

+function errorf(fmt,...)

+	error(string.format(fmt,...),2)

+end

+

+function printf(fmt,...)

+	print(string.format(fmt,...))

+end