throw instead of log

libloki/crypto.js

@@ -49,7 +49,7 @@
     async encrypt(plaintext) {
       const myKeyPair = await textsecure.storage.protocol.getIdentityKeyPair();
       if (!myKeyPair) {
-        throw new Error("Failed to get keypair for encryption");
+        throw new Error('Failed to get keypair for encryption');
       }
       const myPrivateKey = myKeyPair.privKey;
       const symmetricKey = libsignal.Curve.calculateAgreement(
@@ -67,7 +67,7 @@
     async decrypt(ivAndCiphertext) {
       const myKeyPair = await textsecure.storage.protocol.getIdentityKeyPair();
       if (!myKeyPair) {
-        throw new Error("Failed to get keypair for decryption");
+        throw new Error('Failed to get keypair for decryption');
       }
       const myPrivateKey = myKeyPair.privKey;
       const symmetricKey = libsignal.Curve.calculateAgreement(
@@ -176,7 +176,7 @@
 
     const myKeyPair = await textsecure.storage.protocol.getIdentityKeyPair();
     if (!myKeyPair) {
-      throw new Error("Failed to get keypair for pairing signature generation");
+      throw new Error('Failed to get keypair for pairing signature generation');
     }
     const signature = await libsignal.Curve.async.calculateSignature(
       myKeyPair.privKey,
@@ -300,10 +300,11 @@
     const serverPubKey = new Uint8Array(
       dcodeIO.ByteBuffer.fromBase64(serverPubKey64).toArrayBuffer()
     );
-    const { privKey } = await textsecure.storage.protocol.getIdentityKeyPair();
+    const keyPair = await textsecure.storage.protocol.getIdentityKeyPair();
-    if (!privKey) {
+    if (!keyPair) {
-      throw new Error("Failed to get keypair for token decryption");
+      throw new Error('Failed to get keypair for token decryption');
     }
+    const { privKey } = keyPair;
     const symmetricKey = libsignal.Curve.calculateAgreement(
       serverPubKey,
       privKey