module os $if js_node { #global.$ENV = $process.env } $else { #const global = $global; #global.$ENV = {} } // setenv sets the value of an environment variable with `name` to `value`. pub fn setenv(key string, val string, overwrite bool) { #if ($ENV[key] && !(overwrite.valueOf())) return; #$ENV[key] = val + ''; } // `getenv` returns the value of the environment variable named by the key. pub fn getenv(key string) string { mut res := '' #if ($ENV[key]) res = new string($ENV[key]) return res } // `getenv_opt` returns the value of the environment variable named by the key. // If such an environment variable does not exist, then it returns `none`. pub fn getenv_opt(key string) ?string { #if (!$ENV[key]) return none__; mut res := '' #if ($ENV[key]) res = new string($ENV[key]); return res } // unsetenv clears an environment variable with `name`. pub fn unsetenv(name string) int { #$ENV[name] = "" return 1 } pub fn environ() map[string]string { mut res := map[string]string{} #for (const key in $ENV) { #res.map.set(key,$ENV[key]) #} return res }