Calculate wether colors should be enabled or not.

exists returns whether the given file or directory exists.

handle languages based on https://github.com/tldr-pages/tldr/blob/main/CLIENT-SPECIFICATION.md#language.

wether stdout is terminal or not.

check if a platform is valid or not.

panic if err, else return val.

similar to must but returns true always if theres no err.

Get current platform name.

read a file's content to string.

convert plat to app friendly type.

Possible valid platforms.