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data.go
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data.go
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package plugin
import (
"encoding/json"
"fmt"
)
type Data interface {
Any() any
data()
ConvertableData
}
func (NumberData) data() {}
func (StringData) data() {}
func (BoolData) data() {}
func (MapData) data() {}
func (ListData) data() {}
func (d NumberData) AsJQData() Data { return d }
func (d StringData) AsJQData() Data { return d }
func (d BoolData) AsJQData() Data { return d }
func (d MapData) AsJQData() Data { return d }
func (d ListData) AsJQData() Data { return d }
type NumberData float64
func (d NumberData) Any() any {
return float64(d)
}
type StringData string
func (d StringData) Any() any {
return string(d)
}
type BoolData bool
func (d BoolData) Any() any {
return bool(d)
}
type MapData map[string]Data
func (d MapData) Any() any {
dst := make(map[string]any)
for k, v := range d {
if v == nil {
dst[k] = nil
continue
}
dst[k] = v.Any()
}
return dst
}
type ListData []Data
func (d ListData) Any() any {
dst := make([]any, len(d))
for i, v := range d {
if v == nil {
dst[i] = nil
continue
}
dst[i] = v.Any()
}
return dst
}
func UnmarshalJSONData(data []byte) (Data, error) {
var v any
if err := json.Unmarshal(data, &v); err != nil {
return nil, err
}
return ParseDataAny(v)
}
func ParseDataAny(v any) (Data, error) {
switch v := v.(type) {
case nil:
return nil, nil
case bool:
return BoolData(v), nil
case float64:
return NumberData(v), nil
case float32:
return NumberData(v), nil
case uint:
return NumberData(v), nil
case uint8:
return NumberData(v), nil
case uint16:
return NumberData(v), nil
case uint32:
return NumberData(v), nil
case uint64:
return NumberData(v), nil
case int:
return NumberData(v), nil
case int8:
return NumberData(v), nil
case int16:
return NumberData(v), nil
case int32:
return NumberData(v), nil
case int64:
return NumberData(v), nil
case uintptr:
return NumberData(v), nil
case string:
return StringData(v), nil
case []any:
// TODO: potential bug:
// this case would trigger only for []any, not, for example, []string
// this can be worked around using reflection
dst := make(ListData, len(v))
for i, e := range v {
d, err := ParseDataAny(e)
if err != nil {
return nil, err
}
dst[i] = d
}
return dst, nil
case map[string]any:
return ParseDataMapAny(v)
default:
return nil, fmt.Errorf("unsupported data type %T", v)
}
}
func ParseDataMapAny(v map[string]any) (MapData, error) {
if v == nil {
return nil, nil
}
dst := make(MapData)
for k, e := range v {
d, err := ParseDataAny(e)
if err != nil {
return nil, err
}
dst[k] = d
}
return dst, nil
}
type ConvertableData interface {
AsJQData() Data
}
type ConvMapData map[string]ConvertableData
func (d ConvMapData) AsJQData() Data {
dst := make(MapData, len(d))
for k, v := range d {
if v == nil {
dst[k] = nil
} else {
dst[k] = v.AsJQData()
}
}
return dst
}
func (d ConvMapData) Any() any {
dst := make(map[string]any, len(d))
for k, v := range d {
if v == nil {
dst[k] = nil
continue
}
dst[k] = v.AsJQData().Any()
}
return dst
}
func (d ConvMapData) data() {}
type ConvListData []ConvertableData
func (d ConvListData) AsJQData() Data {
dst := make(ListData, len(d))
for k, v := range d {
dst[k] = v.AsJQData()
}
return dst
}
func (d ConvListData) Any() any {
dst := make([]any, len(d))
for k, v := range d {
dst[k] = v.AsJQData().Any()
}
return dst
}
func (d ConvListData) data() {}