Source file src/github.com/rs/xid/b/id.go

Documentation: github.com/rs/xid/b

     1  package xidb
     2  
     3  import (
     4  	"database/sql/driver"
     5  	"fmt"
     6  
     7  	"github.com/rs/xid"
     8  )
     9  
    10  type ID struct {
    11  	xid.ID
    12  }
    13  
    14  // Value implements the driver.Valuer interface.
    15  func (id ID) Value() (driver.Value, error) {
    16  	if id.ID.IsNil() {
    17  		return nil, nil
    18  	}
    19  	return id.ID[:], nil
    20  }
    21  
    22  // Scan implements the sql.Scanner interface.
    23  func (id *ID) Scan(value interface{}) (err error) {
    24  	switch val := value.(type) {
    25  	case []byte:
    26  		i, err := xid.FromBytes(val)
    27  		if err != nil {
    28  			return err
    29  		}
    30  		*id = ID{ID: i}
    31  		return nil
    32  	case nil:
    33  		*id = ID{ID: xid.NilID()}
    34  		return nil
    35  	default:
    36  		return fmt.Errorf("xid: scanning unsupported type: %T", value)
    37  	}
    38  }
    39  

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