mirror of
https://github.com/fluencelabs/aquavm
synced 2025-04-24 14:52:15 +00:00
66 lines
1.8 KiB
Rust
66 lines
1.8 KiB
Rust
/*
|
|
* Copyright 2020 Fluence Labs Limited
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
use super::Iterable;
|
|
use super::IterableItem;
|
|
use crate::contexts::execution::ResolvedCallResult;
|
|
use crate::foldable_next;
|
|
use crate::foldable_prev;
|
|
use crate::SecurityTetraplet;
|
|
|
|
/// Used for iterating over stream with JValues.
|
|
#[derive(Clone, Debug, Eq, PartialEq)]
|
|
pub(crate) struct IterableVecResolvedCall {
|
|
pub(crate) call_results: Vec<ResolvedCallResult>,
|
|
pub(crate) cursor: usize,
|
|
}
|
|
|
|
impl IterableVecResolvedCall {
|
|
pub(crate) fn init(call_results: Vec<ResolvedCallResult>) -> Self {
|
|
Self {
|
|
call_results,
|
|
cursor: 0,
|
|
}
|
|
}
|
|
}
|
|
|
|
impl<'ctx> Iterable<'ctx> for IterableVecResolvedCall {
|
|
type Item = IterableItem<'ctx>;
|
|
|
|
fn next(&mut self) -> bool {
|
|
foldable_next!(self, self.call_results.len())
|
|
}
|
|
|
|
fn prev(&mut self) -> bool {
|
|
foldable_prev!(self)
|
|
}
|
|
|
|
fn peek(&'ctx self) -> Option<Self::Item> {
|
|
if self.call_results.is_empty() {
|
|
return None;
|
|
}
|
|
|
|
let ResolvedCallResult { result, triplet } = self.call_results[self.cursor].clone();
|
|
let tetraplet = SecurityTetraplet {
|
|
triplet,
|
|
json_path: String::new(),
|
|
};
|
|
|
|
let result = IterableItem::RcValue((result, tetraplet));
|
|
Some(result)
|
|
}
|
|
}
|