in src/authentication.ts [72:81]
export function getLocalAuthInfo(): Promise<AuthInfo | null> {
const wskPropEnvVarName = 'WSK_CONFIG_FILE';
const wskPropFilePath =
typeof process.env[wskPropEnvVarName] === undefined
? (process.env[wskPropEnvVarName] as string)
: join(homedir(), '.wskprops');
return readWskPropFile(wskPropFilePath);
}