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24 lines
455 B

package proxy
import (
cmn "github.com/tendermint/tmlibs/common"
)
type errNoData struct{}
func (e errNoData) Error() string {
return "No data returned for query"
}
// IsErrNoData checks whether an error is due to a query returning empty data
func IsErrNoData(err error) bool {
if err_, ok := err.(cmn.Error); ok {
_, ok := err_.Data().(errNoData)
return ok
}
return false
}
func ErrNoData() error {
return cmn.ErrorWrap(errNoData{}, "")
}