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tx.go
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/
tx.go
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package core
import (
"fmt"
ctypes "github.com/tendermint/tendermint/rpc/core/types"
"github.com/tendermint/tendermint/state/txindex/null"
"github.com/tendermint/tendermint/types"
)
// Tx allow user to query the transaction results. `nil` could mean the
// transaction is in the mempool, invalidated, or was not send in the first
// place.
func Tx(hash []byte, prove bool) (*ctypes.ResultTx, error) {
// if index is disabled, return error
if _, ok := txIndexer.(*null.TxIndex); ok {
return nil, fmt.Errorf("Transaction indexing is disabled.")
}
r, err := txIndexer.Get(hash)
if err != nil {
return nil, err
}
if r == nil {
return nil, fmt.Errorf("Tx (%X) not found", hash)
}
height := int(r.Height) // XXX
index := int(r.Index)
var proof types.TxProof
if prove {
block := blockStore.LoadBlock(height)
proof = block.Data.Txs.Proof(index)
}
return &ctypes.ResultTx{
Height: height,
Index: index,
TxResult: r.Result.Result(),
Tx: r.Tx,
Proof: proof,
}, nil
}