errors.go

package nucleus

import "fmt"

type ErrNilClient struct {
}

func (e *ErrNilClient) Error() string {
	return fmt.Sprintf("client cannot be nil")
}

type ErrNotFound struct {
	id interface{}
}

func (e *ErrNotFound) Error() string {
	return fmt.Sprintf("%v not found", e.id)
}

type ErrAlreadyExists struct {
	item interface{}
}

func (e *ErrAlreadyExists) Error() string {
	return fmt.Sprintf("%v already exists", e.item)
}

type ErrInvalidTypeAssertion struct {
	v interface{}
	t interface{}
}

func (e ErrInvalidTypeAssertion) Error() string {
	return fmt.Sprintf("%v does not implement %v", e.v, e.t)
}