Function dumpBytecodeHeader

lib/index.js:43–61

(label, buffer)

//   [5] payload length                     offset 20
//   [6] payload checksum                   offset 24
function dumpBytecodeHeader (label, buffer) {
  const names = [
    'magic        @0 ',
    'versionHash  @4 ',
    'sourceHash   @8 ',
    'flagHash     @12',
    'roChecksum   @16',
    'payloadLen   @20',
    'checksum     @24'
  ];
  const lines = [`[bytenode] ${label} (buffer length = ${buffer.length})`];
  for (let i = 0; i < names.length; i++) {
    const off = i * 4;
    if (off + 4 > buffer.length) break;
    const v = buffer.readUInt32LE(off);
    lines.push(`  ${names[i]} = 0x${v.toString(16).padStart(8, '0')} (${v})`);
  }
  console.error(lines.join('\n'));
}

function generateScript (cachedData, filename) {
  if (!isBufferV8Bytecode(cachedData)) {