'use strict';

const iconvLite = require("iconv-lite");

let encodingMap = {
    "ascii": "ascii",
    /* The following are strictly not the same thing, but there's backwards compatibility. */
    "ucs2-level1": "utf16-be",
    "ucs2-level2": "utf16-be",
    "ucs2-level3": "utf16-be"
}

module.exports = function decode(buffer, encoding) {
    if (encodingMap[encoding] == null) {
        throw new Error(`No such encoding: ${encoding}`);
    }

    return iconvLite.decode(buffer, encodingMap[encoding]);
};