Function readNode

scripts/compare-ibm.mjs:23–144

()

let offset = 27;

function readNode() {
    const startOffset = offset;
    let endOffset, numProperties, propertyListLen, nameLen;

    if (is64Bit) {
        endOffset = Number(view.getBigUint64(offset, true));
        numProperties = Number(view.getBigUint64(offset + 8, true));
        propertyListLen = Number(view.getBigUint64(offset + 16, true));
        nameLen = view.getUint8(offset + 24);
        offset += 25;
    } else {
        endOffset = view.getUint32(offset, true);
        numProperties = view.getUint32(offset + 4, true);
        propertyListLen = view.getUint32(offset + 8, true);
        nameLen = view.getUint8(offset + 12);
        offset += 13;
    }

    if (endOffset === 0) return null;

    const name = new TextDecoder().decode(buffer.slice(offset, offset + nameLen));
    offset += nameLen;

    const properties = [];
    const propsEnd = offset + propertyListLen;

    while (offset < propsEnd) {
        const typeCode = String.fromCharCode(buffer[offset]);
        offset++;

        switch (typeCode) {
            case 'Y':
                properties.push(view.getInt16(offset, true));
                offset += 2;
                break;
            case 'C':
                properties.push(buffer[offset] !== 0);
                offset += 1;
                break;
            case 'I':
                properties.push(view.getInt32(offset, true));
                offset += 4;
                break;
            case 'F':
                properties.push(view.getFloat32(offset, true));
                offset += 4;
                break;
            case 'D':
                properties.push(view.getFloat64(offset, true));
                offset += 8;
                break;
            case 'L':
                properties.push(view.getBigInt64(offset, true));
                offset += 8;
                break;
            case 'S':
            case 'R':
                const strLen = view.getUint32(offset, true);