Merge pull request #43 from FortKnoxster/diefi

Added new hashString function
FortKnoxster · Sep 26, 2022 · 2b83bb9 · 2b83bb9
2 parents b5cae23 + 36dd2ce
commit 2b83bb9
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Showing 2 changed files with 14 additions and 6 deletions.
diff --git a/src/index.js b/src/index.js
@@ -31,7 +31,7 @@ export {
 
 export * from './kryptos/utils.js'
 
-export { hashAnything, fingerprint } from './kryptos/digest.js'
+export { hashString, hashAnything, fingerprint } from './kryptos/digest.js'
 
 export {
   initProtocol,

diff --git a/src/kryptos/digest.js b/src/kryptos/digest.js
@@ -10,14 +10,22 @@ export function fingerprint(key) {
   return kryptos.subtle.digest(SHA_256.name, objectToArrayBuffer(key))
 }
 
+export async function hashString(string, algorithm = SHA_256.name) {
+  try {
+    const hash = await kryptos.subtle.digest(
+      algorithm,
+      stringToArrayBuffer(string),
+    )
+    return arrayBufferToHex(hash)
+  } catch (err) {
+    return Promise.reject()
+  }
+}
+
 export async function hashAnything(algorithm = SHA_256.name, ...objects) {
   const strBuffer = objects.reduce(
     (acc, object) => acc + JSON.stringify(object),
     '',
   )
-  const hash = await kryptos.subtle.digest(
-    algorithm,
-    stringToArrayBuffer(strBuffer),
-  )
-  return arrayBufferToHex(hash)
+  return hashString(strBuffer, algorithm)
 }