flare/libs/utils.lua

54 lines
1.2 KiB
Lua

function dump(o)
if type(o) == 'table' then
local s = '{ '
for k, v in pairs(o) do
if type(k) ~= 'number' then k = '"' .. k .. '"' end
s = s .. '[' .. k .. '] = ' .. dump(v) .. ','
end
return s .. '} '
else
return tostring(o)
end
end
function interp(s, tab)
return (s:gsub('%%%((%a%w*)%)([-0-9%.]*[cdeEfgGiouxXsq])',
function(k, fmt)
return tab[k] and ("%" .. fmt):format(tab[k]) or
'%(' .. k .. ')' .. fmt
end))
end
function split(str, character)
local result = {}
local index = 1
for s in string.gmatch(str, "[^" .. character .. "]+") do
result[index] = s
index = index + 1
end
return result
end
function random_value(tb)
local values = {}
for k, v in pairs(tb) do table.insert(values, v) end
print(values.index)
return tb[values[math.random(#values)]]
end
function random_key(tb)
local keys = {}
for k in pairs(tb) do table.insert(keys, k) end
return tb[keys[math.random(#keys)]]
end
return {
dump = dump,
interp = interp,
split = split,
random_value = random_value,
random_key = random_key
}