fix: variable naming

src/contract/rln_contract.spec.ts

@@ -74,10 +74,10 @@ describe("RLN Contract abstraction - RLN v2", () => {
       provider
     );
     const rlnContract = await RLNContract.init(rlnInstance, {
-      registryAddress: SEPOLIA_CONTRACT.address,
+      address: SEPOLIA_CONTRACT.address,
       signer: voidSigner,
-      storageIndex: 0,
-      registryContract: mockedRegistryContract as unknown as ethers.Contract
+      rateLimit: 0,
+      contract: mockedRegistryContract as unknown as ethers.Contract
     });
 
     await rlnContract.fetchMembers(rlnInstance, {
@@ -159,10 +159,10 @@ describe("RLN Contract abstraction - RLN v2", () => {
       provider
     );
     const rlnContract = await RLNContract.init(rlnInstance, {
-      registryAddress: SEPOLIA_CONTRACT.address,
       signer: voidSigner,
-      storageIndex: 0,
-      registryContract: mockedRegistryContract as unknown as ethers.Contract
+      address: SEPOLIA_CONTRACT.address,
+      rateLimit: 0,
+      contract: mockedRegistryContract as unknown as ethers.Contract
     });
 
     const registerSpy = chai.spy.on(mockedRegistryContract, "register");

src/contract/rln_contract.ts

@@ -25,8 +25,8 @@ interface Member {
 
 interface RLNContractOptions {
   signer: ethers.Signer;
-  registryAddress: string;
-  storageIndex: number;
+  address: string;
+  rateLimit: number;
 }
 
 interface FetchMembersOptions {
@@ -36,7 +36,7 @@ interface FetchMembersOptions {
 }
 
 interface RLNContractInitOptions extends RLNContractOptions {
-  registryContract?: ethers.Contract;
+  contract?: ethers.Contract;
 }
 
 export class RLNContract {
@@ -44,7 +44,7 @@ export class RLNContract {
   private merkleRootTracker: MerkleRootTracker;
 
   private deployBlock: undefined | number;
-  private storageIndex: number;
+  private rateLimit: number;
   private _membersFilter: ethers.EventFilter;
   private _membersRemovedFilter: ethers.EventFilter;
 
@@ -57,20 +57,19 @@ export class RLNContract {
     rlnInstance: RLNInstance,
     options: RLNContractInitOptions
   ) {
-    const { registryAddress, signer, storageIndex, registryContract } = options;
+    const { address, signer, rateLimit, contract } = options;
 
-    if (storageIndex === undefined) {
-      throw new Error("storageIndex must be provided in RLNContractOptions.");
+    if (rateLimit === undefined) {
+      throw new Error("rateLimit must be provided in RLNContractOptions.");
     }
 
-    this.storageIndex = storageIndex;
+    this.rateLimit = rateLimit;
 
     const initialRoot = rlnInstance.zerokit.getMerkleRoot();
 
     // Use the injected registryContract if provided; otherwise, instantiate a new one.
     this.contract =
-      registryContract ||
-      new ethers.Contract(registryAddress, RLN_V2_ABI, signer);
+      contract || new ethers.Contract(address, RLN_V2_ABI, signer);
     this.merkleRootTracker = new MerkleRootTracker(5, initialRoot);
 
     // Initialize event filters for MembershipRegistered and MembershipRemoved
@@ -249,7 +248,7 @@ export class RLNContract {
       const txRegisterResponse: ethers.ContractTransaction =
         await this.contract.register(
           identity.IDCommitmentBigInt,
-          this.storageIndex,
+          this.rateLimit,
           [],
           { gasLimit: 300000 }
         );
@@ -307,7 +306,7 @@ export class RLNContract {
           permit.r,
           permit.s,
           identity.IDCommitmentBigInt,
-          this.storageIndex,
+          this.rateLimit,
           idCommitmentsToErase.map((id) => ethers.BigNumber.from(id))
         );
       const txRegisterReceipt = await txRegisterResponse.wait();

src/rln.ts

@@ -70,7 +70,7 @@ type StartRLNOptions = {
   /**
    * If not set - will use default SEPOLIA_CONTRACT address.
    */
-  registryAddress?: string;
+  address?: string;
   /**
    * Credentials to use for generating proofs and connecting to the contract and network.
    * If provided used for validating the network chainId and connecting to registry contract.
@@ -116,7 +116,7 @@ export class RLNInstance {
     try {
       const { credentials, keystore } =
         await RLNInstance.decryptCredentialsIfNeeded(options.credentials);
-      const { signer, registryAddress } = await this.determineStartOptions(
+      const { signer, address } = await this.determineStartOptions(
         options,
         credentials
       );
@@ -128,9 +128,9 @@ export class RLNInstance {
       this._credentials = credentials;
       this._signer = signer!;
       this._contract = await RLNContract.init(this, {
-        registryAddress: registryAddress!,
+        address: address!,
         signer: signer!,
-        storageIndex: 0
+        rateLimit: 0
       });
       this.started = true;
     } finally {
@@ -143,12 +143,12 @@ export class RLNInstance {
     credentials: KeystoreEntity | undefined
   ): Promise<StartRLNOptions> {
     let chainId = credentials?.membership.chainId;
-    const registryAddress =
+    const address =
       credentials?.membership.address ||
-      options.registryAddress ||
+      options.address ||
       SEPOLIA_CONTRACT.address;
 
-    if (registryAddress === SEPOLIA_CONTRACT.address) {
+    if (address === SEPOLIA_CONTRACT.address) {
       chainId = SEPOLIA_CONTRACT.chainId;
     }
 
@@ -163,7 +163,7 @@ export class RLNInstance {
 
     return {
       signer,
-      registryAddress
+      address
     };
   }