2020-01-02 15:13:47 -05:00
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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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2019-08-26 08:50:21 -04:00
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use super::dispatch_json::{JsonOp, Value};
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2020-02-23 14:51:29 -05:00
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use crate::op_error::OpError;
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2019-10-11 14:41:54 -04:00
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use crate::ops::json_op;
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2020-02-08 14:34:31 -05:00
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use crate::state::State;
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2020-01-05 11:56:18 -05:00
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use deno_core::*;
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2019-08-14 11:03:02 -04:00
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use rand::thread_rng;
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use rand::Rng;
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2020-02-08 14:34:31 -05:00
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pub fn init(i: &mut Isolate, s: &State) {
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i.register_op(
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"get_random_values",
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s.core_op(json_op(s.stateful_op(op_get_random_values))),
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);
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}
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fn op_get_random_values(
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state: &State,
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_args: Value,
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2020-01-24 15:10:49 -05:00
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zero_copy: Option<ZeroCopyBuf>,
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) -> Result<JsonOp, OpError> {
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2019-08-26 08:50:21 -04:00
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assert!(zero_copy.is_some());
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2020-02-08 14:34:31 -05:00
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if let Some(ref mut seeded_rng) = state.borrow_mut().seeded_rng {
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seeded_rng.fill(&mut zero_copy.unwrap()[..]);
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2019-08-14 11:03:02 -04:00
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} else {
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let mut rng = thread_rng();
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2019-08-26 08:50:21 -04:00
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rng.fill(&mut zero_copy.unwrap()[..]);
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2019-08-14 11:03:02 -04:00
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}
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2019-08-26 08:50:21 -04:00
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Ok(JsonOp::Sync(json!({})))
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2019-08-14 11:03:02 -04:00
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}
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