plugeth/vm/errors.go

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package vm
import (
"fmt"
"math/big"
)
type OutOfGasError struct {
req, has *big.Int
}
func OOG(req, has *big.Int) OutOfGasError {
return OutOfGasError{req, has}
}
func (self OutOfGasError) Error() string {
return fmt.Sprintf("out of gas! require %v, have %v", self.req, self.has)
}
func IsOOGErr(err error) bool {
_, ok := err.(OutOfGasError)
return ok
}
type StackError struct {
req, has int
}
func StackErr(req, has int) StackError {
return StackError{req, has}
}
func (self StackError) Error() string {
return fmt.Sprintf("stack error! require %v, have %v", self.req, self.has)
}
func IsStack(err error) bool {
_, ok := err.(StackError)
return ok
}
type DepthError struct{}
func (self DepthError) Error() string {
return fmt.Sprintf("Max call depth exceeded (%d)", MaxCallDepth)
}
func IsDepthErr(err error) bool {
_, ok := err.(DepthError)
return ok
}