vendor
This commit is contained in:
Joshua Bell
parent
07ec5529ac
commit
f501abe660
532 changed files with 271781 additions and 0 deletions
327
vendor/github.com/samber/mo/option_go118.go
generated
vendored
Normal file
327
vendor/github.com/samber/mo/option_go118.go
generated
vendored
Normal file
|
|
@ -0,0 +1,327 @@
|
|||
//go:build !go1.22
|
||||
// +build !go1.22
|
||||
|
||||
package mo
|
||||
|
||||
//
|
||||
// sql.Null[T] has been introduce in go1.22
|
||||
// This file is a copy of stdlib and ensure retro-compatibility.
|
||||
// See https://github.com/samber/mo/pull/49
|
||||
//
|
||||
|
||||
import (
|
||||
"database/sql"
|
||||
"database/sql/driver"
|
||||
"errors"
|
||||
"fmt"
|
||||
"reflect"
|
||||
"strconv"
|
||||
"time"
|
||||
)
|
||||
|
||||
var errNilPtr = errors.New("destination pointer is nil")
|
||||
|
||||
func cloneBytes(b []byte) []byte {
|
||||
if b == nil {
|
||||
return nil
|
||||
}
|
||||
c := make([]byte, len(b))
|
||||
copy(c, b)
|
||||
return c
|
||||
}
|
||||
|
||||
func asString(src any) string {
|
||||
switch v := src.(type) {
|
||||
case string:
|
||||
return v
|
||||
case []byte:
|
||||
return string(v)
|
||||
}
|
||||
rv := reflect.ValueOf(src)
|
||||
switch rv.Kind() {
|
||||
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
|
||||
return strconv.FormatInt(rv.Int(), 10)
|
||||
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
|
||||
return strconv.FormatUint(rv.Uint(), 10)
|
||||
case reflect.Float64:
|
||||
return strconv.FormatFloat(rv.Float(), 'g', -1, 64)
|
||||
case reflect.Float32:
|
||||
return strconv.FormatFloat(rv.Float(), 'g', -1, 32)
|
||||
case reflect.Bool:
|
||||
return strconv.FormatBool(rv.Bool())
|
||||
}
|
||||
return fmt.Sprintf("%v", src)
|
||||
}
|
||||
|
||||
func asBytes(buf []byte, rv reflect.Value) (b []byte, ok bool) {
|
||||
switch rv.Kind() {
|
||||
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
|
||||
return strconv.AppendInt(buf, rv.Int(), 10), true
|
||||
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
|
||||
return strconv.AppendUint(buf, rv.Uint(), 10), true
|
||||
case reflect.Float32:
|
||||
return strconv.AppendFloat(buf, rv.Float(), 'g', -1, 32), true
|
||||
case reflect.Float64:
|
||||
return strconv.AppendFloat(buf, rv.Float(), 'g', -1, 64), true
|
||||
case reflect.Bool:
|
||||
return strconv.AppendBool(buf, rv.Bool()), true
|
||||
case reflect.String:
|
||||
s := rv.String()
|
||||
return append(buf, s...), true
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
func strconvErr(err error) error {
|
||||
if ne, ok := err.(*strconv.NumError); ok {
|
||||
return ne.Err
|
||||
}
|
||||
return err
|
||||
}
|
||||
|
||||
// convertAssignRows copies to dest the value in src, converting it if possible.
|
||||
// An error is returned if the copy would result in loss of information.
|
||||
// dest should be a pointer type. If rows is passed in, the rows will
|
||||
// be used as the parent for any cursor values converted from a
|
||||
// driver.Rows to a *Rows.
|
||||
func convertAssign(dest, src any) error {
|
||||
// Common cases, without reflect.
|
||||
switch s := src.(type) {
|
||||
case string:
|
||||
switch d := dest.(type) {
|
||||
case *string:
|
||||
if d == nil {
|
||||
return errNilPtr
|
||||
}
|
||||
*d = s
|
||||
return nil
|
||||
case *[]byte:
|
||||
if d == nil {
|
||||
return errNilPtr
|
||||
}
|
||||
*d = []byte(s)
|
||||
return nil
|
||||
case *sql.RawBytes:
|
||||
if d == nil {
|
||||
return errNilPtr
|
||||
}
|
||||
*d = append((*d)[:0], s...)
|
||||
return nil
|
||||
}
|
||||
case []byte:
|
||||
switch d := dest.(type) {
|
||||
case *string:
|
||||
if d == nil {
|
||||
return errNilPtr
|
||||
}
|
||||
*d = string(s)
|
||||
return nil
|
||||
case *any:
|
||||
if d == nil {
|
||||
return errNilPtr
|
||||
}
|
||||
*d = cloneBytes(s)
|
||||
return nil
|
||||
case *[]byte:
|
||||
if d == nil {
|
||||
return errNilPtr
|
||||
}
|
||||
*d = cloneBytes(s)
|
||||
return nil
|
||||
case *sql.RawBytes:
|
||||
if d == nil {
|
||||
return errNilPtr
|
||||
}
|
||||
*d = s
|
||||
return nil
|
||||
}
|
||||
case time.Time:
|
||||
switch d := dest.(type) {
|
||||
case *time.Time:
|
||||
*d = s
|
||||
return nil
|
||||
case *string:
|
||||
*d = s.Format(time.RFC3339Nano)
|
||||
return nil
|
||||
case *[]byte:
|
||||
if d == nil {
|
||||
return errNilPtr
|
||||
}
|
||||
*d = []byte(s.Format(time.RFC3339Nano))
|
||||
return nil
|
||||
case *sql.RawBytes:
|
||||
if d == nil {
|
||||
return errNilPtr
|
||||
}
|
||||
*d = s.AppendFormat((*d)[:0], time.RFC3339Nano)
|
||||
return nil
|
||||
}
|
||||
case nil:
|
||||
switch d := dest.(type) {
|
||||
case *any:
|
||||
if d == nil {
|
||||
return errNilPtr
|
||||
}
|
||||
*d = nil
|
||||
return nil
|
||||
case *[]byte:
|
||||
if d == nil {
|
||||
return errNilPtr
|
||||
}
|
||||
*d = nil
|
||||
return nil
|
||||
case *sql.RawBytes:
|
||||
if d == nil {
|
||||
return errNilPtr
|
||||
}
|
||||
*d = nil
|
||||
return nil
|
||||
}
|
||||
}
|
||||
|
||||
var sv reflect.Value
|
||||
|
||||
switch d := dest.(type) {
|
||||
case *string:
|
||||
sv = reflect.ValueOf(src)
|
||||
switch sv.Kind() {
|
||||
case reflect.Bool,
|
||||
reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64,
|
||||
reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64,
|
||||
reflect.Float32, reflect.Float64:
|
||||
*d = asString(src)
|
||||
return nil
|
||||
}
|
||||
case *[]byte:
|
||||
sv = reflect.ValueOf(src)
|
||||
if b, ok := asBytes(nil, sv); ok {
|
||||
*d = b
|
||||
return nil
|
||||
}
|
||||
case *sql.RawBytes:
|
||||
sv = reflect.ValueOf(src)
|
||||
if b, ok := asBytes([]byte(*d)[:0], sv); ok {
|
||||
*d = sql.RawBytes(b)
|
||||
return nil
|
||||
}
|
||||
case *bool:
|
||||
bv, err := driver.Bool.ConvertValue(src)
|
||||
if err == nil {
|
||||
*d = bv.(bool)
|
||||
}
|
||||
return err
|
||||
case *any:
|
||||
*d = src
|
||||
return nil
|
||||
}
|
||||
|
||||
if scanner, ok := dest.(sql.Scanner); ok {
|
||||
return scanner.Scan(src)
|
||||
}
|
||||
|
||||
dpv := reflect.ValueOf(dest)
|
||||
if dpv.Kind() != reflect.Pointer {
|
||||
return errors.New("destination not a pointer")
|
||||
}
|
||||
if dpv.IsNil() {
|
||||
return errNilPtr
|
||||
}
|
||||
|
||||
if !sv.IsValid() {
|
||||
sv = reflect.ValueOf(src)
|
||||
}
|
||||
|
||||
dv := reflect.Indirect(dpv)
|
||||
if sv.IsValid() && sv.Type().AssignableTo(dv.Type()) {
|
||||
switch b := src.(type) {
|
||||
case []byte:
|
||||
dv.Set(reflect.ValueOf(cloneBytes(b)))
|
||||
default:
|
||||
dv.Set(sv)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
if dv.Kind() == sv.Kind() && sv.Type().ConvertibleTo(dv.Type()) {
|
||||
dv.Set(sv.Convert(dv.Type()))
|
||||
return nil
|
||||
}
|
||||
|
||||
// The following conversions use a string value as an intermediate representation
|
||||
// to convert between various numeric types.
|
||||
//
|
||||
// This also allows scanning into user defined types such as "type Int int64".
|
||||
// For symmetry, also check for string destination types.
|
||||
switch dv.Kind() {
|
||||
case reflect.Pointer:
|
||||
if src == nil {
|
||||
dv.Set(reflect.Zero(dv.Type()))
|
||||
return nil
|
||||
}
|
||||
dv.Set(reflect.New(dv.Type().Elem()))
|
||||
return convertAssign(dv.Interface(), src)
|
||||
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
|
||||
if src == nil {
|
||||
return fmt.Errorf("converting NULL to %s is unsupported", dv.Kind())
|
||||
}
|
||||
s := asString(src)
|
||||
i64, err := strconv.ParseInt(s, 10, dv.Type().Bits())
|
||||
if err != nil {
|
||||
err = strconvErr(err)
|
||||
return fmt.Errorf("converting driver.Value type %T (%q) to a %s: %v", src, s, dv.Kind(), err)
|
||||
}
|
||||
dv.SetInt(i64)
|
||||
return nil
|
||||
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
|
||||
if src == nil {
|
||||
return fmt.Errorf("converting NULL to %s is unsupported", dv.Kind())
|
||||
}
|
||||
s := asString(src)
|
||||
u64, err := strconv.ParseUint(s, 10, dv.Type().Bits())
|
||||
if err != nil {
|
||||
err = strconvErr(err)
|
||||
return fmt.Errorf("converting driver.Value type %T (%q) to a %s: %v", src, s, dv.Kind(), err)
|
||||
}
|
||||
dv.SetUint(u64)
|
||||
return nil
|
||||
case reflect.Float32, reflect.Float64:
|
||||
if src == nil {
|
||||
return fmt.Errorf("converting NULL to %s is unsupported", dv.Kind())
|
||||
}
|
||||
s := asString(src)
|
||||
f64, err := strconv.ParseFloat(s, dv.Type().Bits())
|
||||
if err != nil {
|
||||
err = strconvErr(err)
|
||||
return fmt.Errorf("converting driver.Value type %T (%q) to a %s: %v", src, s, dv.Kind(), err)
|
||||
}
|
||||
dv.SetFloat(f64)
|
||||
return nil
|
||||
case reflect.String:
|
||||
if src == nil {
|
||||
return fmt.Errorf("converting NULL to %s is unsupported", dv.Kind())
|
||||
}
|
||||
switch v := src.(type) {
|
||||
case string:
|
||||
dv.SetString(v)
|
||||
return nil
|
||||
case []byte:
|
||||
dv.SetString(string(v))
|
||||
return nil
|
||||
}
|
||||
}
|
||||
|
||||
return fmt.Errorf("unsupported Scan, storing driver.Value type %T into type %T", src, dest)
|
||||
}
|
||||
|
||||
func (o *Option[T]) scanConvertValue(src any) error {
|
||||
// we try to convertAssign values that we can't directly assign because ConvertValue
|
||||
// will return immediately for v that is already a Value, even if it is a different
|
||||
// Value type than the one we expect here.
|
||||
var dest T
|
||||
if err := convertAssign(&dest, src); err == nil {
|
||||
o.isPresent = true
|
||||
o.value = dest
|
||||
return nil
|
||||
}
|
||||
return fmt.Errorf("failed to scan Option[T]")
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue