chore: handle exceeding maximum inputs when funding a transaction

.changeset/honest-fishes-mix.md

@@ -0,0 +1,5 @@
+---
+"@fuel-ts/account": patch
+---
+
+chore: handle exceeding maximum inputs when funding a transaction

packages/account/src/account.ts

@@ -201,6 +201,19 @@
   async fund<T extends TransactionRequest>(request: T, params: EstimatedTxParams): Promise<T> {
     const { addedSignatures, estimatedPredicates, requiredQuantities, updateMaxFee } = params;
 
+    const {
+      consensusParameters: {
+        txParameters: { maxInputs },
+      },
+    } = this.provider.getChain();
+
+    if (bn(request.inputs.length) > maxInputs) {
+      throw new FuelError(
+        ErrorCode.MAX_INPUTS_EXCEEDED,
+        'The transaction exceeds the maximum allowed number of inputs for funding.'
+      );
+    }
+
     const fee = request.maxFee;
     const baseAssetId = this.provider.getBaseAssetId();
     const requiredInBaseAsset =

packages/errors/src/error-codes.ts

@@ -73,6 +73,7 @@ export enum ErrorCode {
   DUPLICATED_POLICY = 'duplicated-policy',
   TRANSACTION_SQUEEZED_OUT = 'transaction-squeezed-out',
   CONTRACT_SIZE_EXCEEDS_LIMIT = 'contract-size-exceeds-limit',
+  MAX_INPUTS_EXCEEDED = 'max-inputs-exceeded',
 
   // receipt
   INVALID_RECEIPT_TYPE = 'invalid-receipt-type',