nurse/validation/jsonval.go

52 lines
1.2 KiB
Go

package validation
import (
"fmt"
)
var _ ValueComparator = (*JSONValueComparator)(nil)
type Value interface {
float32 | float64 | int | int8 | int16 | int32 | int64 | uint | uint8 | uint16 | uint32 | uint64 | string | []byte
}
func JSONValueComparatorFor[T Value](want T) (*JSONValueComparator, error) {
ti := any(want)
switch in := ti.(type) {
case float32, float64:
return &JSONValueComparator{
Comparator: FloatComparator(ToFloat64(in)),
}, nil
case int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64:
return &JSONValueComparator{
Comparator: GenericComparator[int]{
Want: ToInt(in),
Parser: ParseJSONInt,
},
}, nil
case string:
return &JSONValueComparator{
Comparator: GenericComparator[string]{
Want: in,
Parser: ParseJSONString,
},
}, nil
case []byte:
return &JSONValueComparator{
Comparator: GenericComparator[string]{
Want: string(in),
Parser: ParseJSONString,
},
}, nil
default:
return nil, fmt.Errorf("no matching type detected for %v", want)
}
}
type JSONValueComparator struct {
Comparator ValueComparator
}
func (j JSONValueComparator) Equals(got any) error {
return j.Comparator.Equals(got)
}