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json.go
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/
json.go
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// Copyright 2021 Roger Chapman and the v8go contributors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package v8go
// #include <stdlib.h>
// #include "v8go.h"
import "C"
import (
"errors"
"unsafe"
)
// JSONParse tries to parse the string and returns it as *Value if successful.
// Any JS errors will be returned as `JSError`.
func JSONParse(ctx *Context, str string) (*Value, error) {
if ctx == nil {
return nil, errors.New("v8go: Context is required")
}
cstr := C.CString(str)
defer C.free(unsafe.Pointer(cstr))
rtn := C.JSONParse(ctx.ptr, cstr)
return valueResult(ctx, rtn)
}
// JSONStringify tries to stringify the JSON-serializable object value and returns it as string.
func JSONStringify(ctx *Context, val Valuer) (string, error) {
if val == nil || val.value() == nil {
return "", errors.New("v8go: Value is required")
}
// If a nil context is passed we'll use the context/isolate that created the value.
var ctxPtr C.ContextPtr
if ctx != nil {
ctxPtr = ctx.ptr
}
str := C.JSONStringify(ctxPtr, val.value().ptr)
defer C.free(unsafe.Pointer(str))
return C.GoString(str), nil
}