Add utils

plugin/src/utils/hash.ts

@@ -0,0 +1,9 @@
+// https://stackoverflow.com/questions/7616461/generate-a-hash-from-string-in-javascript
+export function hash(content: Uint8Array): string {
+	let hash = 0;
+	for (let i = 0; i < content.length; i++) {
+		hash = (hash << 5) - hash + content[i];
+		hash |= 0; // convert to 32bit integer
+	}
+	return hash.toString(16);
+}

plugin/src/utils/is-equal-bytes.ts

@@ -0,0 +1,13 @@
+export function isEqualBytes(bytes1: Uint8Array, bytes2: Uint8Array): boolean {
+	if (bytes1.length !== bytes2.length) {
+		return false;
+	}
+
+	for (let i = 0; i < bytes1.length; i++) {
+		if (bytes1[i] !== bytes2[i]) {
+			return false;
+		}
+	}
+
+	return true;
+}