.then(list =>
     jcrypt.stream(JSON.stringify(list, null, 4), keyFile, {
         gpg: libUtil.getGPGArgs(),
         file: {
             flags: 'w',
             defaultEncoding: 'utf8',
             fd: null,
             mode: 0o0600
         }
     }, true)
     .then(():void => logSuccess('Key has been removed'))
     .catch(logError)

 .catch((): string =>
     jcrypt.stream(key, `${keyDir}/${hashedFilename}`, {
         gpg: util.getGPGArgs(),
         file: {
             flags: 'w',
             defaultEncoding: 'utf8',
             fd: null,
             mode: 0o0600
         }
     }, true)
     .then(() => logSuccess('File created successfully'))
     .catch(logError)

        .then((file: string): string => {
            logSuccess(`Created encrypted config file ${file}`);

            // Create entry list file.
            return jcrypt.stream(JSON.stringify({}, null, 4), `${stymieDir}/k`, {
                gpg: arr,
                file: {
                    flags: 'w',
                    defaultEncoding: 'utf8',
                    fd: null,
                    mode: 0o0600
                }
            }, true);
        })

    .then((data: string): string => {
        const list = JSON.parse(data);
        const item = list[entry.key] = {};

        // TODO: Iterator.
        for (let n in entry) {
            if (entry.hasOwnProperty(n) && n !== 'key') {
                item[n] = entry[n];
            }
        }

        return jcrypt.stream(JSON.stringify(list, null, 4), keyFile, {
            gpg: util.getGPGArgs(),
            file: {
                flags: 'w',
                defaultEncoding: 'utf8',
                fd: null,
                mode: 0o0600
            }
        }, true);
    })

 .then((file: string): string =>
     // Pipe to stdout.
     jcrypt.stream(file, null, ['--decrypt'])
     .catch(logError)