@muirglacier/jellyfish-transaction/dist/script/_buffer.js

A collection of TypeScript + JavaScript tools and libraries for DeFi Blockchain developers to build decentralized finance for Bitcoin

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.toOPCodes = exports.toBuffer = void 0;
const mapping_1 = require("./mapping");
const data_1 = require("./data");
const dftx_1 = require("./dftx");
/**
 * @param {OPCode[]} stack of OPCode
 * @return Buffer presentation of OPCode[]
 */
function toBuffer(stack) {
    let len = 0;
    const buffers = [];
    for (const opCode of stack) {
        const buf = opCode.asBuffer();
        buffers.push(buf);
        len += buf.length;
    }
    return Buffer.concat(buffers, len);
}
exports.toBuffer = toBuffer;
/**
 * @param {Buffer} buffer to read without VarUInt
 * @return OPCode[]
 */
function toOPCodes(buffer) {
    const stack = [];
    while (buffer.remaining() > 0) {
        stack.push(toOpCode(buffer));
    }
    // remap if isDeFiScript to identify DeFi Scripting
    return dftx_1.remapDeFiScript(stack);
}
exports.toOPCodes = toOPCodes;
function toOpCode(buffer) {
    const code = buffer.readUInt8();
    if (code !== 0x00 && code <= 0x4e) {
        return new data_1.OP_PUSHDATA(code, buffer);
    }
    return mapping_1.numAsOPCode(code);
}
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