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errors.go
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/
errors.go
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package authexpr
import (
"fmt"
)
type Error struct {
Msg string
Cause error
}
func (e Error) WithCause(cause error) Error {
return Error{Msg: e.Msg, Cause: cause}
}
func (e Error) Error() string {
if e.Cause != nil {
return fmt.Sprintf("auth expression error: %s; cause: %s", e.Msg, e.Cause)
}
return fmt.Sprintf("auth expression error: %s", e.Msg)
}
func ConfigFailed(msg string, arg ...interface{}) Error {
return Error{Msg: "configuration failure: " + fmt.Sprintf(msg, arg...)}
}
func ParseFailed(msg string, arg ...interface{}) Error {
return Error{Msg: "expression parse error: " + fmt.Sprintf(msg, arg...)}
}
func ValidationFailed(msg string, arg ...interface{}) Error {
return Error{Msg: "expression is invalid: " + fmt.Sprintf(msg, arg...)}
}
func EvalFailed(msg string, arg ...interface{}) Error {
return Error{Msg: "evaluation failure: " + fmt.Sprintf(msg, arg...)}
}