serde_impls.rs - source

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atty

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errors.rs exit_codes.rs lib.rs test_list.rs

nextest_runner

reporter

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output_format.rs

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pathdiff

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regex_syntax

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ryu

buffer

pretty

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same_file

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serde

de

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ser

fmt.rs impls.rs impossible.rs mod.rs

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attrs.rs doc_comments.rs lib.rs parse.rs spanned.rs ty.rs

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target_spec

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termcolor

textwrap

core.rs indentation.rs lib.rs word_separators.rs word_splitters.rs wrap_algorithms.rs

time

display.rs duration.rs lib.rs parse.rs sys.rs

toml

datetime.rs de.rs lib.rs macros.rs map.rs ser.rs spanned.rs tokens.rs value.rs

twox_hash

lib.rs sixty_four.rs thirty_two.rs xxh3.rs

unicode_xid

lib.rs tables.rs

utf8parse

lib.rs types.rs

vte

definitions.rs lib.rs params.rs table.rs

vte_generate_state_changes

walkdir

dent.rs error.rs lib.rs util.rs

// 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))
    }
}

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)
    }
}

impl Serialize for Utf8Path {
    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
    where
        S: Serializer,
    {
        self.as_str().serialize(serializer)
    }
}