go-ethereum/vendor/github.com/graph-gophers/graphql-go/log/log.go

24 lines
679 B
Go

package log
import (
"context"
"log"
"runtime"
)
// Logger is the interface used to log panics that occur during query execution. It is settable via graphql.ParseSchema
type Logger interface {
LogPanic(ctx context.Context, value interface{})
}
// DefaultLogger is the default logger used to log panics that occur during query execution
type DefaultLogger struct{}
// LogPanic is used to log recovered panic values that occur during query execution
func (l *DefaultLogger) LogPanic(_ context.Context, value interface{}) {
const size = 64 << 10
buf := make([]byte, size)
buf = buf[:runtime.Stack(buf, false)]
log.Printf("graphql: panic occurred: %v\n%s", value, buf)
}