📦 deps(thirdparty): update snapshots

2026-07-18 00:02:59 +00:00
parent 82f7c6e56a
commit 47ce7f78dc
1446 changed files with 141041 additions and 6442 deletions
@@ -0,0 +1,40 @@
+import crypto from "node:crypto";
+
+function canonicalNumber(value) {
+  if (!Number.isFinite(value)) throw new TypeError("Canonical JSON forbids non-finite numbers");
+  if (Object.is(value, -0)) return "0";
+  return JSON.stringify(value);
+}
+
+export function canonicalJson(value) {
+  if (value === null) return "null";
+  if (typeof value === "boolean") return value ? "true" : "false";
+  if (typeof value === "number") return canonicalNumber(value);
+  if (typeof value === "string") return JSON.stringify(value);
+  if (Array.isArray(value)) return `[${value.map(canonicalJson).join(",")}]`;
+  if (typeof value === "object") {
+    // RFC 8785 orders names by UTF-16 code units, matching ECMAScript's
+    // default string sort. UTF-8 byte order differs for some non-ASCII keys.
+    const keys = Object.keys(value).sort();
+    return `{${keys.map((key) => `${JSON.stringify(key)}:${canonicalJson(value[key])}`).join(",")}}`;
+  }
+  throw new TypeError(`Canonical JSON cannot encode ${typeof value}`);
+}
+
+export function sha256(value) {
+  return `sha256-${crypto.createHash("sha256").update(value).digest("hex")}`;
+}
+
+export function sha512(value) {
+  return `sha512-${crypto.createHash("sha512").update(value).digest("base64")}`;
+}
+
+export function digestJson(value) {
+  return sha256(Buffer.from(canonicalJson(value), "utf8"));
+}
+
+export function parseCanonicalJson(text) {
+  const value = JSON.parse(text);
+  if (canonicalJson(value) !== text.trim()) throw new Error("Input is not canonical JSON");
+  return value;
+}