chore(release): 0.1.0-develop.50 [skip ci]

# [0.1.0-develop.50](https://git.lumeweb.com/LumeWeb/libs5/compare/v0.1.0-develop.49...v0.1.0-develop.50) (2023-09-07)

### Features

* add CID.fromHash ([4a157d9](4a157d9eca))

CHANGELOG.md

@@ -1,3 +1,10 @@
+# [0.1.0-develop.50](https://git.lumeweb.com/LumeWeb/libs5/compare/v0.1.0-develop.49...v0.1.0-develop.50) (2023-09-07)
+
+
+### Features
+
+* add CID.fromHash ([4a157d9](https://git.lumeweb.com/LumeWeb/libs5/commit/4a157d9ecaa74eb9ff17d33398aa06ecf2b07607))
+
 # [0.1.0-develop.49](https://git.lumeweb.com/LumeWeb/libs5/compare/v0.1.0-develop.48...v0.1.0-develop.49) (2023-09-07)
 
 

npm-shrinkwrap.json

@@ -1,12 +1,12 @@
 {
   "name": "@lumeweb/libs5",
-  "version": "0.1.0-develop.49",
+  "version": "0.1.0-develop.50",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@lumeweb/libs5",
-      "version": "0.1.0-develop.49",
+      "version": "0.1.0-develop.50",
       "dependencies": {
         "@noble/curves": "^1.1.0",
         "@noble/hashes": "^1.3.1",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@lumeweb/libs5",
-  "version": "0.1.0-develop.49",
+  "version": "0.1.0-develop.50",
   "type": "module",
   "main": "lib/index.js",
   "repository": {

src/cid.ts

@@ -3,6 +3,7 @@ import { Multihash } from "#multihash.js";
 import { CID_TYPES, REGISTRY_TYPES } from "#constants.js";
 import { decodeEndian, encodeEndian } from "#util.js";
 import { concatBytes, equalBytes } from "@noble/curves/abstract/utils";
+import { hexToBytes } from "@noble/hashes/utils";
 
 export default class CID extends Multibase {
   type: number;
@@ -25,6 +26,22 @@ export default class CID extends Multibase {
     return CID._init(bytes);
   }
 
+  static fromHash(
+    bytes: string | Uint8Array,
+    size: number,
+    type = CID_TYPES.RAW,
+  ): CID {
+    if (typeof bytes === "string") {
+      bytes = hexToBytes(bytes);
+    }
+
+    if (!Object.values(CID_TYPES).includes(type)) {
+      throw new Error(`invalid cid type ${type}`);
+    }
+
+    return new CID(type, new Multihash(bytes), size);
+  }
+
   private static _init(bytes: Uint8Array): CID {
     const type = bytes[0];
     if (type === CID_TYPES.BRIDGE) {