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author | Valentin Popov <valentin@popov.link> | 2024-01-08 00:21:28 +0300 |
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committer | Valentin Popov <valentin@popov.link> | 2024-01-08 00:21:28 +0300 |
commit | 1b6a04ca5504955c571d1c97504fb45ea0befee4 (patch) | |
tree | 7579f518b23313e8a9748a88ab6173d5e030b227 /vendor/bitflags/examples/serde.rs | |
parent | 5ecd8cf2cba827454317368b68571df0d13d7842 (diff) | |
download | fparkan-1b6a04ca5504955c571d1c97504fb45ea0befee4.tar.xz fparkan-1b6a04ca5504955c571d1c97504fb45ea0befee4.zip |
Initial vendor packages
Signed-off-by: Valentin Popov <valentin@popov.link>
Diffstat (limited to 'vendor/bitflags/examples/serde.rs')
-rw-r--r-- | vendor/bitflags/examples/serde.rs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/vendor/bitflags/examples/serde.rs b/vendor/bitflags/examples/serde.rs new file mode 100644 index 0000000..22eae2d --- /dev/null +++ b/vendor/bitflags/examples/serde.rs @@ -0,0 +1,36 @@ +//! An example of implementing `serde::Serialize` and `serde::Deserialize`. +//! The `#[serde(transparent)]` attribute is recommended to serialize directly +//! to the underlying bits type without wrapping it in a `serde` newtype. + +#[cfg(feature = "serde")] +fn main() { + use serde_derive::*; + + bitflags::bitflags! { + #[derive(Serialize, Deserialize, Debug, PartialEq, Eq)] + #[serde(transparent)] + pub struct Flags: u32 { + const A = 1; + const B = 2; + const C = 4; + const D = 8; + } + } + + let flags = Flags::A | Flags::B; + + let serialized = serde_json::to_string(&flags).unwrap(); + + println!("{:?} -> {}", flags, serialized); + + assert_eq!(serialized, r#""A | B""#); + + let deserialized: Flags = serde_json::from_str(&serialized).unwrap(); + + println!("{} -> {:?}", serialized, flags); + + assert_eq!(deserialized, flags); +} + +#[cfg(not(feature = "serde"))] +fn main() {} |