blob: d7c2fd142664118e5600ad71cdbed3a6cce15469 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
use crate::state::State;
use deno_core::ErrBox;
use deno_core::OpRegistry;
use deno_core::ZeroCopyBuf;
use serde_derive::Deserialize;
use serde_json::Value;
use std::rc::Rc;
pub fn init(s: &Rc<State>) {
s.register_op_json_sync("op_resources", op_resources);
s.register_op_json_sync("op_close", op_close);
}
fn op_resources(
state: &State,
_args: Value,
_zero_copy: &mut [ZeroCopyBuf],
) -> Result<Value, ErrBox> {
let resource_table = state.resource_table.borrow();
let serialized_resources = resource_table.entries();
Ok(json!(serialized_resources))
}
/// op_close removes a resource from the resource table.
fn op_close(
state: &State,
args: Value,
_zero_copy: &mut [ZeroCopyBuf],
) -> Result<Value, ErrBox> {
#[derive(Deserialize)]
struct CloseArgs {
rid: i32,
}
let args: CloseArgs = serde_json::from_value(args)?;
state
.resource_table
.borrow_mut()
.close(args.rid as u32)
.ok_or_else(ErrBox::bad_resource_id)?;
Ok(json!({}))
}
|
