mirror of https://github.com/status-im/op-geth.git
92 lines
1.7 KiB
Go
92 lines
1.7 KiB
Go
package errs
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/ethereum/go-ethereum/logger"
|
|
)
|
|
|
|
/*
|
|
Errors implements an error handler providing standardised errors for a package.
|
|
Fields:
|
|
|
|
Errors:
|
|
a map from error codes to description
|
|
|
|
Package:
|
|
name of the package/component
|
|
|
|
Level:
|
|
a function mapping error code to logger.LogLevel (severity)
|
|
if not given, errors default to logger.InfoLevel
|
|
*/
|
|
type Errors struct {
|
|
Errors map[int]string
|
|
Package string
|
|
Level func(code int) logger.LogLevel
|
|
}
|
|
|
|
/*
|
|
Error implements the standard go error interface.
|
|
|
|
errors.New(code, format, params ...interface{})
|
|
|
|
Prints as:
|
|
|
|
[package] description: details
|
|
|
|
where details is fmt.Sprintf(self.format, self.params...)
|
|
*/
|
|
type Error struct {
|
|
Code int
|
|
Name string
|
|
Package string
|
|
level logger.LogLevel
|
|
message string
|
|
format string
|
|
params []interface{}
|
|
}
|
|
|
|
func (self *Errors) New(code int, format string, params ...interface{}) *Error {
|
|
name, ok := self.Errors[code]
|
|
if !ok {
|
|
panic("invalid error code")
|
|
}
|
|
level := logger.InfoLevel
|
|
if self.Level != nil {
|
|
level = self.Level(code)
|
|
}
|
|
return &Error{
|
|
Code: code,
|
|
Name: name,
|
|
Package: self.Package,
|
|
level: level,
|
|
format: format,
|
|
params: params,
|
|
}
|
|
}
|
|
|
|
func (self Error) Error() (message string) {
|
|
if len(message) == 0 {
|
|
self.message = fmt.Sprintf("[%s] %s", self.Package, self.Name)
|
|
if self.format != "" {
|
|
self.message += ": " + fmt.Sprintf(self.format, self.params...)
|
|
}
|
|
}
|
|
return self.message
|
|
}
|
|
|
|
func (self Error) Log(log *logger.Logger) {
|
|
log.Sendln(self.level, self)
|
|
}
|
|
|
|
/*
|
|
err.Fatal() is true if err's severity level is 0 or 1 (logger.ErrorLevel or logger.Silence)
|
|
*/
|
|
func (self *Error) Fatal() (fatal bool) {
|
|
if self.level < logger.WarnLevel {
|
|
fatal = true
|
|
}
|
|
return
|
|
}
|