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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /vendor/camino/src/serde_impls.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/camino/src/serde_impls.rs')
-rw-r--r--vendor/camino/src/serde_impls.rs57
1 files changed, 57 insertions, 0 deletions
diff --git a/vendor/camino/src/serde_impls.rs b/vendor/camino/src/serde_impls.rs
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+++ b/vendor/camino/src/serde_impls.rs
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+// Copyright (c) The camino Contributors
+// SPDX-License-Identifier: MIT OR Apache-2.0
+
+//! Serde implementations for `Utf8Path`.
+//!
+//! The Serde implementations for `Utf8PathBuf` are derived, but `Utf8Path` is an unsized type which
+//! the derive impls can't handle. Implement these by hand.
+
+use crate::Utf8Path;
+use serde::{de, Deserialize, Deserializer, Serialize, Serializer};
+use std::fmt;
+
+struct Utf8PathVisitor;
+
+impl<'a> de::Visitor<'a> for Utf8PathVisitor {
+ type Value = &'a Utf8Path;
+
+ fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
+ formatter.write_str("a borrowed path")
+ }
+
+ fn visit_borrowed_str<E>(self, v: &'a str) -> Result<Self::Value, E>
+ where
+ E: de::Error,
+ {
+ Ok(v.as_ref())
+ }
+
+ fn visit_borrowed_bytes<E>(self, v: &'a [u8]) -> Result<Self::Value, E>
+ where
+ E: de::Error,
+ {
+ std::str::from_utf8(v)
+ .map(AsRef::as_ref)
+ .map_err(|_| de::Error::invalid_value(de::Unexpected::Bytes(v), &self))
+ }
+}
+
+#[cfg(feature = "serde1")]
+impl<'de: 'a, 'a> Deserialize<'de> for &'a Utf8Path {
+ fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+ where
+ D: Deserializer<'de>,
+ {
+ deserializer.deserialize_str(Utf8PathVisitor)
+ }
+}
+
+#[cfg(feature = "serde1")]
+impl Serialize for Utf8Path {
+ fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
+ where
+ S: Serializer,
+ {
+ self.as_str().serialize(serializer)
+ }
+}