31 lines
480 B
Go
31 lines
480 B
Go
package persistence
|
|
|
|
import (
|
|
"fmt"
|
|
"errors"
|
|
"os"
|
|
)
|
|
|
|
var NotInDatabase = errors.New("Not in database")
|
|
|
|
type ErrNotInDatabase struct {
|
|
Table string
|
|
Value interface{}
|
|
}
|
|
|
|
func (err ErrNotInDatabase) Error() string {
|
|
return fmt.Sprintf("Not in database: %s %q", err.Table, err.Value)
|
|
}
|
|
|
|
// DUPE 1
|
|
func file_exists(path string) bool {
|
|
_, err := os.Stat(path)
|
|
if err == nil {
|
|
return true
|
|
} else if errors.Is(err, os.ErrNotExist) {
|
|
return false
|
|
} else {
|
|
panic(err)
|
|
}
|
|
}
|