jcoffey-dev
7dae9b29fd
Upstream commit: 474dd0229cb20cf513036619781ed97bd8073c3f Enterprise-only files removed or emptied: 63 Enterprise-only snippets removed: 117 in 50 files Dangling module declarations removed: 5 Cargo edits turning enterprise off: 14 Verification: clean Enterprise feature gates left for rebuilt features: 19 in 18 files Produced by tools/fork/strip.py. The full report is in docs/fork/strip-reports/ on main.
74 lines
1.8 KiB
Rust
74 lines
1.8 KiB
Rust
/*
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* SPDX-FileCopyrightText: 2020 Stalwart Labs LLC <[email protected]>
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*
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* SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-SEL
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*/
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use serde::{
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Deserializer,
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de::{self, MapAccess, Visitor},
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};
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use std::{fmt, marker::PhantomData};
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pub trait DeserializeArguments<'de> {
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fn deserialize_argument<A>(&mut self, key: &str, map: &mut A) -> Result<(), A::Error>
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where
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A: MapAccess<'de>;
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}
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impl<'de> DeserializeArguments<'de> for () {
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fn deserialize_argument<A>(&mut self, _key: &str, map: &mut A) -> Result<(), A::Error>
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where
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A: MapAccess<'de>,
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{
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let _: de::IgnoredAny = map.next_value()?;
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Ok(())
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}
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}
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pub(crate) fn deserialize_request<'de, T, D>(deserializer: D) -> Result<T, D::Error>
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where
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T: DeserializeArguments<'de> + Default,
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D: Deserializer<'de>,
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{
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struct DirectArgumentsVisitor<T> {
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_phantom: PhantomData<T>,
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}
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impl<T> DirectArgumentsVisitor<T> {
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fn new() -> Self {
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Self {
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_phantom: PhantomData,
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}
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}
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}
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impl<'de, T> Visitor<'de> for DirectArgumentsVisitor<T>
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where
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T: DeserializeArguments<'de> + Default,
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{
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type Value = T;
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fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
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formatter.write_str("a JMAP request object")
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}
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fn visit_map<A>(self, mut map: A) -> Result<Self::Value, A::Error>
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where
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A: MapAccess<'de>,
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{
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let mut target = T::default();
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while let Some(key) = map.next_key::<&str>()? {
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target
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.deserialize_argument(key, &mut map)
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.map_err(de::Error::custom)?;
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}
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Ok(target)
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}
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}
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deserializer.deserialize_map(DirectArgumentsVisitor::<T>::new())
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}
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