noa-receipt/dist/src/canonicalize.js

NOA Agent Action Receipt — open, offline-verifiable provenance for AI-agent actions. The governance/receipt organ only; the NOA brain is separate and proprietary.

import { canonicalize } from "./jcs.js";
import { objectCreateNull, objectGetOwnPropertyNames, getOwnPropertyDescriptor } from "./intrinsics.js";
function copyOwn(source, omit) {
    const out = objectCreateNull();
    const keys = objectGetOwnPropertyNames(source);
    for (let i = 0; i < keys.length; i++) {
        const key = keys[i];
        if (key === omit)
            continue;
        const d = getOwnPropertyDescriptor(source, key);
        if (d === undefined || d.get !== undefined || d.set !== undefined)
            continue;
        out[key] = d.value;
    }
    return out;
}
export function receiptHashInput(receipt) {
    const src = receipt;
    const out = copyOwn(src);
    const chain = src["chain"];
    const sig = src["sig"];
    if (typeof chain !== "object" || chain === null)
        throw new TypeError("receiptHashInput: receipt.chain must be an object");
    if (typeof sig !== "object" || sig === null)
        throw new TypeError("receiptHashInput: receipt.sig must be an object");
    out["chain"] = copyOwn(chain, "hash");
    out["sig"] = copyOwn(sig, "value");
    return canonicalize(out);
}
export function checkpointHashInput(cp) {
    const src = cp;
    const out = copyOwn(src);
    const sig = src["sig"];
    if (typeof sig !== "object" || sig === null)
        throw new TypeError("checkpointHashInput: checkpoint.sig must be an object");
    out["sig"] = copyOwn(sig, "value");
    return canonicalize(out);
}