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45 lines
1.1 KiB
Rust
45 lines
1.1 KiB
Rust
// Copyright 2019-2021 the Deno authors. All rights reserved. MIT license.
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//! A JSON Parser and Stringifier.
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use crate::Context;
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use crate::HandleScope;
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use crate::Local;
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use crate::String;
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use crate::Value;
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extern "C" {
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fn v8__JSON__Parse(
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context: *const Context,
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json_string: *const String,
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) -> *const Value;
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fn v8__JSON__Stringify(
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context: *const Context,
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json_object: *const Value,
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) -> *const String;
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}
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/// Tries to parse the string `json_string` and returns it as value if
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/// successful.
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#[inline(always)]
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pub fn parse<'s>(
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scope: &mut HandleScope<'s>,
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json_string: Local<'_, String>,
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) -> Option<Local<'s, Value>> {
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unsafe {
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scope
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.cast_local(|sd| v8__JSON__Parse(sd.get_current_context(), &*json_string))
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}
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}
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/// Tries to stringify the JSON-serializable object `json_object` and returns
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/// it as string if successful.
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#[inline(always)]
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pub fn stringify<'s>(
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scope: &mut HandleScope<'s>,
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json_object: Local<'_, Value>,
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) -> Option<Local<'s, String>> {
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unsafe {
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scope.cast_local(|sd| {
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v8__JSON__Stringify(sd.get_current_context(), &*json_object)
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})
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}
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}
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