@phi-ag/rvt/dist/cfb/utils.js

Parse Revit file format

import * as array from "../utils/array.js";
export const assertEqual = (chunk, position, expected, message) => {
    const data = chunk.subarray(position, position + expected.length);
    if (!array.isEqual(data, expected))
        throw Error(`Unexpected compound file ${message} [${data}]`);
};
export const assertZero = (chunk, position, length, message) => {
    const data = chunk.subarray(position, position + length);
    if (!array.isZero(data))
        throw Error(`Unexpected compound file non-zero ${message} [${data}]`);
};
export const readDate = (view, offset) => {
    const leftShift32Factor = 4294967296;
    const filetimeOffset = 116444736e5;
    const low = view.getUint32(offset, true);
    const high = view.getUint32(offset + 4, true);
    return new Date((high * leftShift32Factor + low) / 1e4 - filetimeOffset);
};