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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
use deno_core::ErrBox;
use deno_core::OpState;
use deno_core::ZeroCopyBuf;
use serde_derive::Deserialize;
use serde_json::Value;
pub fn init(rt: &mut deno_core::JsRuntime) {
super::reg_json_sync(rt, "op_resources", op_resources);
super::reg_json_sync(rt, "op_close", op_close);
}
fn op_resources(
state: &mut OpState,
_args: Value,
_zero_copy: &mut [ZeroCopyBuf],
) -> Result<Value, ErrBox> {
let serialized_resources = state.resource_table.entries();
Ok(json!(serialized_resources))
}
/// op_close removes a resource from the resource table.
fn op_close(
state: &mut OpState,
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
.close(args.rid as u32)
.ok_or_else(ErrBox::bad_resource_id)?;
Ok(json!({}))
}
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