mirror of
https://github.com/denoland/deno
synced 2024-11-05 18:45:24 +00:00
34 lines
815 B
Rust
34 lines
815 B
Rust
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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use std::sync::Once;
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pub fn js_exec<'s>(
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scope: &mut v8::HandleScope<'s>,
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src: &str,
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) -> v8::Local<'s, v8::Value> {
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let code = v8::String::new(scope, src).unwrap();
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let script = v8::Script::compile(scope, code, None).unwrap();
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script.run(scope).unwrap()
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}
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pub fn v8_init() {
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let platform = v8::new_default_platform(0, false).make_shared();
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v8::V8::initialize_platform(platform);
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v8::V8::initialize();
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}
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pub fn v8_shutdown() {
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// SAFETY: this is safe, because all isolates have been shut down already.
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unsafe {
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v8::V8::dispose();
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}
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v8::V8::dispose_platform();
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}
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pub fn v8_do(f: impl FnOnce()) {
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static V8_INIT: Once = Once::new();
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V8_INIT.call_once(|| {
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v8_init();
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});
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f();
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// v8_shutdown();
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}
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