gotosocial/vendor/github.com/uptrace/bun/dialect/pgdialect/append.go
kim 29007b1b88
[chore] update bun libraries to v1.2.5 (#3528)
* update bun libraries to v1.2.5

* pin old v1.29.0 of otel
2024-11-08 13:51:23 +00:00

88 lines
2 KiB
Go

package pgdialect
import (
"database/sql/driver"
"fmt"
"reflect"
"time"
"github.com/uptrace/bun/dialect"
"github.com/uptrace/bun/schema"
)
var (
driverValuerType = reflect.TypeOf((*driver.Valuer)(nil)).Elem()
stringType = reflect.TypeOf((*string)(nil)).Elem()
sliceStringType = reflect.TypeOf([]string(nil))
intType = reflect.TypeOf((*int)(nil)).Elem()
sliceIntType = reflect.TypeOf([]int(nil))
int64Type = reflect.TypeOf((*int64)(nil)).Elem()
sliceInt64Type = reflect.TypeOf([]int64(nil))
float64Type = reflect.TypeOf((*float64)(nil)).Elem()
sliceFloat64Type = reflect.TypeOf([]float64(nil))
timeType = reflect.TypeOf((*time.Time)(nil)).Elem()
sliceTimeType = reflect.TypeOf([]time.Time(nil))
)
func appendTime(buf []byte, tm time.Time) []byte {
return tm.UTC().AppendFormat(buf, "2006-01-02 15:04:05.999999-07:00")
}
var mapStringStringType = reflect.TypeOf(map[string]string(nil))
func (d *Dialect) hstoreAppender(typ reflect.Type) schema.AppenderFunc {
kind := typ.Kind()
switch kind {
case reflect.Ptr:
if fn := d.hstoreAppender(typ.Elem()); fn != nil {
return schema.PtrAppender(fn)
}
case reflect.Map:
// ok:
default:
return nil
}
if typ.Key() == stringType && typ.Elem() == stringType {
return appendMapStringStringValue
}
return func(fmter schema.Formatter, b []byte, v reflect.Value) []byte {
err := fmt.Errorf("bun: Hstore(unsupported %s)", v.Type())
return dialect.AppendError(b, err)
}
}
func appendMapStringString(b []byte, m map[string]string) []byte {
if m == nil {
return dialect.AppendNull(b)
}
b = append(b, '\'')
for key, value := range m {
b = arrayAppendString(b, key)
b = append(b, '=', '>')
b = arrayAppendString(b, value)
b = append(b, ',')
}
if len(m) > 0 {
b = b[:len(b)-1] // Strip trailing comma.
}
b = append(b, '\'')
return b
}
func appendMapStringStringValue(fmter schema.Formatter, b []byte, v reflect.Value) []byte {
m := v.Convert(mapStringStringType).Interface().(map[string]string)
return appendMapStringString(b, m)
}