feat: better handle errors

Co-Authored-By: Lisandro Corbalan <lmcorbalan@gmail.com>

Author: fernandomg

typescript/solver/NonceKeeperWallet.ts

@@ -1,3 +1,4 @@
+import type { BigNumber } from "@ethersproject/bignumber";
 import { defaultPath, HDNode } from "@ethersproject/hdnode";
 import type { Deferrable } from "@ethersproject/properties";
 import type {
@@ -48,6 +49,14 @@ export class NonceKeeperWallet extends Wallet {
     return super.sendTransaction(transaction);
   }
 
+  async estimateGas(
+    transaction: Deferrable<TransactionRequest>,
+  ): Promise<BigNumber> {
+    return super
+      .estimateGas(transaction)
+      .catch((error) => checkError(error, { transaction }));
+  }
+
   static override fromMnemonic(
     mnemonic: string,
     path?: string,

typescript/solver/solvers/BaseFiller.ts

@@ -1,3 +1,4 @@
+import { BigNumber } from "@ethersproject/bignumber";
 import type { MultiProvider } from "@hyperlane-xyz/sdk";
 import type { Result } from "@hyperlane-xyz/utils";
 import {
@@ -82,11 +83,19 @@ export abstract class BaseFiller<
         await this.fill(parsedArgs, data, originChainName, blockNumber);
 
         await this.settleOrder(parsedArgs, data, originChainName);
-      } catch (error) {
+      } catch (error: any) {
         this.log.error({
           msg: `Failed processing intent`,
           intent: `${this.metadata.protocolName}-${parsedArgs.orderId}`,
-          error: JSON.stringify(error),
+          error: {
+            stack: error.stack,
+            details: JSON.stringify(error, (_, value) => {
+              if (value instanceof BigNumber || typeof value === "bigint") {
+                return value.toString();
+              }
+              return value;
+            }),
+          },
         });
       }
     };