@node-dlc/wire/dist/serialize/Encoder.js

Lightning Network Wire Protocol

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Encoder = void 0;
const EncodingType_1 = require("./EncodingType");
const ZlibEncoder_1 = require("./ZlibEncoder");
class Encoder {
    encode(encoding, data) {
        let encoded;
        switch (encoding) {
            case EncodingType_1.EncodingType.Raw:
                encoded = data;
                break;
            case EncodingType_1.EncodingType.ZlibDeflate:
                encoded = new ZlibEncoder_1.ZlibEncoder().encode(data);
                break;
            default:
                throw new Error('Unknown encoding type');
        }
        return Buffer.concat([Buffer.from([encoding]), encoded]);
    }
    decode(buffer) {
        const encoding = buffer.readUInt8(0);
        const raw = buffer.slice(1);
        switch (encoding) {
            case EncodingType_1.EncodingType.Raw:
                return raw;
            case EncodingType_1.EncodingType.ZlibDeflate:
                return new ZlibEncoder_1.ZlibEncoder().decode(raw);
            default:
                throw new Error('Unknown encoding type');
        }
    }
}
exports.Encoder = Encoder;
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