mirror of
https://github.com/letic/terraform-provider-google.git
synced 2024-09-07 09:36:44 +00:00
42 lines
1.4 KiB
Go
42 lines
1.4 KiB
Go
![]() |
package json
|
||
|
|
||
|
import (
|
||
|
"github.com/zclconf/go-cty/cty"
|
||
|
)
|
||
|
|
||
|
// SimpleJSONValue is a wrapper around cty.Value that adds implementations of
|
||
|
// json.Marshaler and json.Unmarshaler for simple-but-type-lossy automatic
|
||
|
// encoding and decoding of values.
|
||
|
//
|
||
|
// The couplet Marshal and Unmarshal both take extra type information to
|
||
|
// inform the encoding and decoding process so that all of the cty types
|
||
|
// can be represented even though JSON's type system is a subset.
|
||
|
//
|
||
|
// SimpleJSONValue instead takes the approach of discarding the value's type
|
||
|
// information and then deriving a new type from the stored structure when
|
||
|
// decoding. This results in the same data being returned but not necessarily
|
||
|
// with exactly the same type.
|
||
|
//
|
||
|
// For information on how types are inferred when decoding, see the
|
||
|
// documentation of the function ImpliedType.
|
||
|
type SimpleJSONValue struct {
|
||
|
cty.Value
|
||
|
}
|
||
|
|
||
|
// MarshalJSON is an implementation of json.Marshaler. See the documentation
|
||
|
// of SimpleJSONValue for more information.
|
||
|
func (v SimpleJSONValue) MarshalJSON() ([]byte, error) {
|
||
|
return Marshal(v.Value, v.Type())
|
||
|
}
|
||
|
|
||
|
// UnmarshalJSON is an implementation of json.Unmarshaler. See the
|
||
|
// documentation of SimpleJSONValue for more information.
|
||
|
func (v *SimpleJSONValue) UnmarshalJSON(buf []byte) error {
|
||
|
t, err := ImpliedType(buf)
|
||
|
if err != nil {
|
||
|
return err
|
||
|
}
|
||
|
v.Value, err = Unmarshal(buf, t)
|
||
|
return err
|
||
|
}
|