NAME

Env::File - allow for "$PASSWORD_FILE" to fill in the value of "$PASSWORD" from a file, especially for Docker's secrets feature

SYNOPSIS

use Env::File;
my $password =  %ENVFILE<PASSWORD> ||
        die("Missing PASSWORD or PASSWORD_FILE in environment");

Env::File export the "%ENVFILE" variable that contains:

a copy of all "%*ENV" key value pairs
for each environment variables of type "$XYZ_FILE", an XYZ key which contains the content of this file

This library is free software; you can redistribute it and/or modify it under the Artistic License 2.0.