v0.4.10 - api

node_modules/@noble/ciphers/src/_assert.ts

@@ -0,0 +1,50 @@
+function number(n: number) {
+  if (!Number.isSafeInteger(n) || n < 0) throw new Error(`positive integer expected, not ${n}`);
+}
+
+function bool(b: boolean) {
+  if (typeof b !== 'boolean') throw new Error(`boolean expected, not ${b}`);
+}
+
+export function isBytes(a: unknown): a is Uint8Array {
+  return (
+    a instanceof Uint8Array ||
+    (a != null && typeof a === 'object' && a.constructor.name === 'Uint8Array')
+  );
+}
+
+function bytes(b: Uint8Array | undefined, ...lengths: number[]) {
+  if (!isBytes(b)) throw new Error('Uint8Array expected');
+  if (lengths.length > 0 && !lengths.includes(b.length))
+    throw new Error(`Uint8Array expected of length ${lengths}, not of length=${b.length}`);
+}
+
+export type Hash = {
+  (data: Uint8Array): Uint8Array;
+  blockLen: number;
+  outputLen: number;
+  create: any;
+};
+function hash(hash: Hash) {
+  if (typeof hash !== 'function' || typeof hash.create !== 'function')
+    throw new Error('hash must be wrapped by utils.wrapConstructor');
+  number(hash.outputLen);
+  number(hash.blockLen);
+}
+
+function exists(instance: any, checkFinished = true) {
+  if (instance.destroyed) throw new Error('Hash instance has been destroyed');
+  if (checkFinished && instance.finished) throw new Error('Hash#digest() has already been called');
+}
+
+function output(out: any, instance: any) {
+  bytes(out);
+  const min = instance.outputLen;
+  if (out.length < min) {
+    throw new Error(`digestInto() expects output buffer of length at least ${min}`);
+  }
+}
+
+export { number, bool, bytes, hash, exists, output };
+const assert = { number, bool, bytes, hash, exists, output };
+export default assert;