-- TODO: This is duplicated from worldeditadditions/utils. We should consider moving worldeditadditions/utils to worldeditadditions_core. Perhaps also we could move the definition of the worldeditadditions namespace to worldeditadditions_core too?
--- Formats (usually large) numbers as human-readable strings.
-- Ported from PHP: https://github.com/sbrl/Pepperminty-Wiki/blob/0a81c940c5803856db250b29f54658476bc81e21/core/05-functions.php#L67
-- @param n number The number to format.
-- @param decimals number The number of decimal places to show.
-- @return string A formatted string that represents the given input number.