feat: linking errors

yarn-project/key-store/src/test_key_store.ts

@@ -51,7 +51,9 @@ export class TestKeyStore implements KeyStore {
   private getAccount(pubKey: PublicKey) {
     const account = this.accounts.find(a => a.getPublicKey().equals(pubKey));
     if (!account) {
-      throw new Error('Unknown account.');
+      throw new Error(
+        'Unknown account.\nSee docs for context: https://docs.aztec.network/dev_docs/contracts/common_errors#unknown-contract-error',
+      );
     }
     return account;
   }

yarn-project/pxe/src/pxe_service/pxe_service.ts

@@ -395,7 +395,9 @@ export class PXEService implements PXE {
   async #getFunctionCall(functionName: string, args: any[], to: AztecAddress): Promise<FunctionCall> {
     const contract = await this.db.getContract(to);
     if (!contract) {
-      throw new Error(`Unknown contract ${to}: add it to PXE Service by calling server.addContracts(...)`);
+      throw new Error(
+        `Unknown contract ${to}: add it to PXE Service by calling server.addContracts(...).\nSee docs for context: https://docs.aztec.network/dev_docs/contracts/common_errors#unknown-contract-error`,
+      );
     }
 
     const functionDao = contract.functions.find(f => f.name === functionName);

yarn-project/pxe/src/simulator_oracle/index.ts

@@ -33,7 +33,7 @@ export class SimulatorOracle implements DBOracle {
     const completeAddress = await this.db.getCompleteAddress(address);
     if (!completeAddress)
       throw new Error(
-        `No public key registered for address ${address.toString()}. Register it by calling pxe.registerRecipient(...) or pxe.registerAccount(...)`,
+        `No public key registered for address ${address.toString()}. Register it by calling pxe.registerRecipient(...) or pxe.registerAccount(...).\nSee docs for context: https://docs.aztec.network/dev_docs/contracts/common_errors#no-public-key-registered-error`,
       );
     return completeAddress;
   }