github.com/onflow/flow-go@v0.35.7-crescendo-preview.23-atree-inlining/engine/execution/messages.go (about)

     1  package execution
     2  
     3  import (
     4  	"github.com/onflow/flow-go/model/flow"
     5  	"github.com/onflow/flow-go/module/mempool/entity"
     6  )
     7  
     8  type ComputationResult struct {
     9  	*BlockExecutionResult
    10  	*BlockAttestationResult
    11  
    12  	*flow.ExecutionReceipt
    13  }
    14  
    15  func NewEmptyComputationResult(
    16  	block *entity.ExecutableBlock,
    17  ) *ComputationResult {
    18  	ber := NewPopulatedBlockExecutionResult(block)
    19  	aer := NewEmptyBlockAttestationResult(ber)
    20  	return &ComputationResult{
    21  		BlockExecutionResult:   ber,
    22  		BlockAttestationResult: aer,
    23  	}
    24  }
    25  
    26  // CurrentEndState returns the most recent end state
    27  // if no attestation appended yet, it returns start state of block
    28  // TODO(ramtin): we probably don't need this long term as part of this method
    29  func (cr *ComputationResult) CurrentEndState() flow.StateCommitment {
    30  	if len(cr.collectionAttestationResults) == 0 {
    31  		return *cr.StartState
    32  	}
    33  	return cr.collectionAttestationResults[len(cr.collectionAttestationResults)-1].endStateCommit
    34  }