mirror of
https://github.com/denoland/deno.git
synced 2024-12-22 23:34:47 -05:00
41 lines
1.2 KiB
Rust
41 lines
1.2 KiB
Rust
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
|
|
use super::dispatch_json::{Deserialize, JsonOp, Value};
|
|
use crate::op_error::OpError;
|
|
use crate::state::State;
|
|
use deno_core::CoreIsolate;
|
|
use deno_core::CoreIsolateState;
|
|
use deno_core::ZeroCopyBuf;
|
|
|
|
pub fn init(i: &mut CoreIsolate, s: &State) {
|
|
i.register_op("op_resources", s.stateful_json_op2(op_resources));
|
|
i.register_op("op_close", s.stateful_json_op2(op_close));
|
|
}
|
|
|
|
fn op_resources(
|
|
isolate_state: &mut CoreIsolateState,
|
|
_state: &State,
|
|
_args: Value,
|
|
_zero_copy: &mut [ZeroCopyBuf],
|
|
) -> Result<JsonOp, OpError> {
|
|
let serialized_resources = isolate_state.resource_table.borrow().entries();
|
|
Ok(JsonOp::Sync(json!(serialized_resources)))
|
|
}
|
|
|
|
/// op_close removes a resource from the resource table.
|
|
fn op_close(
|
|
isolate_state: &mut CoreIsolateState,
|
|
_state: &State,
|
|
args: Value,
|
|
_zero_copy: &mut [ZeroCopyBuf],
|
|
) -> Result<JsonOp, OpError> {
|
|
#[derive(Deserialize)]
|
|
struct CloseArgs {
|
|
rid: i32,
|
|
}
|
|
let args: CloseArgs = serde_json::from_value(args)?;
|
|
let mut resource_table = isolate_state.resource_table.borrow_mut();
|
|
resource_table
|
|
.close(args.rid as u32)
|
|
.ok_or_else(OpError::bad_resource_id)?;
|
|
Ok(JsonOp::Sync(json!({})))
|
|
}
|