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Made JSON encoder a public function #443

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Made JSON encoder a public function #443

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1be12f8
Made JSON encoder a public function
eastside Dec 8, 2022
6facf3d
Added public Decode functionality to a Starlark value
eastside Dec 9, 2022
894d433
Removed some auto-indentions that were accidentally committed
eastside Dec 9, 2022
8a8b15c
Improved name of JSON encoding function and changed its return value …
eastside Dec 9, 2022
ad5c184
Fixing improper bytes/string conversion; Updating comments
eastside Dec 10, 2022
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12 changes: 6 additions & 6 deletions lib/json/json.go
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Original file line number Diff line number Diff line change
Expand Up @@ -82,7 +82,7 @@ var Module = &starlarkstruct.Module{
}

// Encodes the given Starlark value as a string in JSON format.
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// Encode returns the JSON encoding of a Starlark value.

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func EncodeJSON(x starlark.Value) (string, error) {
func Encode(x starlark.Value) ([]byte, error) {
buf := new(bytes.Buffer)

var quoteSpace [128]byte
Expand Down Expand Up @@ -217,21 +217,21 @@ func EncodeJSON(x starlark.Value) (string, error) {
}

if err := emit(x); err != nil {
return "", err
return nil, err
}
return buf.String(), nil
return buf.Bytes(), nil
}

func encode(thread *starlark.Thread, b *starlark.Builtin, args starlark.Tuple, kwargs []starlark.Tuple) (starlark.Value, error) {
var x starlark.Value
if err := starlark.UnpackPositionalArgs(b.Name(), args, kwargs, 1, &x); err != nil {
return nil, err
}
s, err := EncodeJSON(x)
bytes, err := Encode(x)
if err != nil {
return nil, fmt.Errorf("%s: %v", b.Name(), err)
}
return starlark.String(s), nil
return starlark.String(string(bytes[:])), nil
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String(bytes)

}

func pointer(i interface{}) unsafe.Pointer {
Expand Down Expand Up @@ -291,7 +291,7 @@ func indent(thread *starlark.Thread, b *starlark.Builtin, args starlark.Tuple, k
return starlark.String(buf.String()), nil
}

// Decodes the given JSON string into a Starlark value.
// Decodes the given JSON-encoded string into a Starlark value.
func Decode(s string) (_ starlark.Value, err error) {
// The decoder necessarily makes certain representation choices
// such as list vs tuple, struct vs dict, int vs float.
Expand Down