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-- Override tostring to display more info about the table
local old_tostring = tostring
local numtabs = 0
local printed_tables = {}
local function tostring_helper(el)
assert(type(el) == "table", "Tried to call helper with something that was not a table, it was a " .. type(el))
local mt = getmetatable(el)
if mt and mt.__tostring then
return mt.__tostring(el)
elseif printed_tables[el] == true then
return old_tostring(el)
else
printed_tables[el] = true
numtabs = numtabs + 1
local strbuilder = setmetatable({"{"},{__index = table})
for k,v in pairs(el) do
local key,value
if type(k) == "table" then
key = tostring_helper(k)
else
key = old_tostring(k)
end
if type(v) == "table" then
value = tostring_helper(v)
else
value = old_tostring(v)
end
strbuilder:append(string.format("%s%s : %s", string.rep("\t",numtabs), key, value))
end
strbuilder:append(string.rep("\t",numtabs - 1) .. "}")
numtabs = numtabs - 1
return strbuilder:concat("\n")
end
end
function tostring(el)
printed_tables = {}
if type(el) == "table" then
return tostring_helper(el)
end
return old_tostring(el)
end
-- Functions to save my hands
function printf(fmt, ...)
print(string.format(fmt,...))
end
function errorf(fmt, ...)
--Our error isn't actually in this function, it's 1 above us (1) = 2
error(string.format(fmt,...),2)
end
function assertf(bool, fmt, ...)
assert(type(fmt) == "string", "Assertf arg #2 was \"" .. type(fmt) .. "\", expected string")
if not bool then
args = {fmt}
for k,v in ipairs({...}) do
table.insert(args,tostring(v))
end
error(string.format(unpack(args)),2)
end
end
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