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// Package mmdberrors is an internal package for the errors used in
// this module.
package mmdberrors
import (
"fmt"
"reflect"
)
// InvalidDatabaseError is returned when the database contains invalid data
// and cannot be parsed.
type InvalidDatabaseError struct {
message string
}
// NewOffsetError creates an [InvalidDatabaseError] indicating that an offset
// pointed beyond the end of the database.
func NewOffsetError() InvalidDatabaseError {
return InvalidDatabaseError{"unexpected end of database"}
}
// NewInvalidDatabaseError creates an [InvalidDatabaseError] using the
// provided format and format arguments.
func NewInvalidDatabaseError(format string, args ...any) InvalidDatabaseError {
return InvalidDatabaseError{fmt.Sprintf(format, args...)}
}
func (e InvalidDatabaseError) Error() string {
return e.message
}
// UnmarshalTypeError is returned when the value in the database cannot be
// assigned to the specified data type.
type UnmarshalTypeError struct {
Type reflect.Type
Value string
}
// NewUnmarshalTypeStrError creates an [UnmarshalTypeError] when the string
// value cannot be assigned to a value of rType.
func NewUnmarshalTypeStrError(value string, rType reflect.Type) UnmarshalTypeError {
return UnmarshalTypeError{
Type: rType,
Value: value,
}
}
// NewUnmarshalTypeError creates an [UnmarshalTypeError] when the value
// cannot be assigned to a value of rType.
func NewUnmarshalTypeError(value any, rType reflect.Type) UnmarshalTypeError {
return NewUnmarshalTypeStrError(fmt.Sprintf("%v (%T)", value, value), rType)
}
func (e UnmarshalTypeError) Error() string {
return fmt.Sprintf("maxminddb: cannot unmarshal %s into type %s", e.Value, e.Type)
}
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