github.com/ava-labs/avalanchego@v1.11.11/vms/nftfx/transfer_operation.go (about)

     1  // Copyright (C) 2019-2024, Ava Labs, Inc. All rights reserved.
     2  // See the file LICENSE for licensing terms.
     3  
     4  package nftfx
     5  
     6  import (
     7  	"errors"
     8  
     9  	"github.com/ava-labs/avalanchego/snow"
    10  	"github.com/ava-labs/avalanchego/vms/components/verify"
    11  	"github.com/ava-labs/avalanchego/vms/secp256k1fx"
    12  )
    13  
    14  var errNilTransferOperation = errors.New("nil transfer operation")
    15  
    16  type TransferOperation struct {
    17  	Input  secp256k1fx.Input `serialize:"true" json:"input"`
    18  	Output TransferOutput    `serialize:"true" json:"output"`
    19  }
    20  
    21  func (op *TransferOperation) InitCtx(ctx *snow.Context) {
    22  	op.Output.OutputOwners.InitCtx(ctx)
    23  }
    24  
    25  func (op *TransferOperation) Cost() (uint64, error) {
    26  	return op.Input.Cost()
    27  }
    28  
    29  func (op *TransferOperation) Outs() []verify.State {
    30  	return []verify.State{&op.Output}
    31  }
    32  
    33  func (op *TransferOperation) Verify() error {
    34  	switch {
    35  	case op == nil:
    36  		return errNilTransferOperation
    37  	default:
    38  		return verify.All(&op.Input, &op.Output)
    39  	}
    40  }