v1.0.219

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• Prevent absolute_paths Clippy restriction being triggered inside macro-generated code (#​2906, thanks @​davidzeng0)

v1.0.218

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• Documentation improvements

v1.0.217

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• Support serializing externally tagged unit variant inside flattened field (#​2786, thanks @​Mingun)

v1.0.216

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• Mark all generated impls with #[automatically_derived] to exclude from code coverage (#​2866, #​2868, thanks @​tdittr)

v1.0.215

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• Produce warning when multiple fields or variants have the same deserialization name (#​2855, #​2856, #​2857)

v1.0.214

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• Implement IntoDeserializer for all Deserializers in serde::de::value module (#​2568, thanks @​Mingun)

v1.0.213

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• Fix support for macro-generated with attributes inside a newtype struct (#​2847)

v1.0.212

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• Fix hygiene of macro-generated local variable accesses in serde(with) wrappers (#​2845)

v1.0.211

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• Improve error reporting about mismatched signature in with and default attributes (#​2558, thanks @​Mingun)
• Show variant aliases in error message when variant deserialization fails (#​2566, thanks @​Mingun)
• Improve binary size of untagged enum and internally tagged enum deserialization by about 12% (#​2821)

v1.0.210

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• Support serializing and deserializing IpAddr and SocketAddr in no-std mode on Rust 1.77+ (#​2816, thanks @​MathiasKoch)
• Make serde::ser::StdError and serde::de::StdError equivalent to core::error::Error on Rust 1.81+ (#​2818)

v1.0.209

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• Fix deserialization of empty structs and empty tuples inside of untagged enums (#​2805, thanks @​Mingun)

v1.0.208

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• Support serializing and deserializing unit structs in a flatten field (#​2802, thanks @​jonhoo)

v1.0.207

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• Improve interactions between flatten attribute and skip_serializing/skip_deserializing (#​2795, thanks @​Mingun)

v1.0.206

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• Improve support for flatten attribute inside of enums (#​2567, thanks @​Mingun)

v1.0.205

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• Use serialize_entry instead of serialize_key + serialize_value when serialize flattened newtype enum variants (#​2785, thanks @​Mingun)
• Avoid triggering a collection_is_never_read lint in the deserialization of enums containing flattened fields (#​2791)

v1.0.204

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• Apply #[diagnostic::on_unimplemented] attribute on Rust 1.78+ to suggest adding serde derive or enabling a "serde" feature flag in dependencies (#​2767, thanks @​weiznich)

v1.0.203

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• Documentation improvements (#​2747)

v1.0.202

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• Provide public access to RenameAllRules in serde_derive_internals (#​2743)

v1.0.201

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• Resolve unexpected_cfgs warning (#​2737)

v1.0.200

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• Fix formatting of "invalid type" and "invalid value" deserialization error messages containing NaN or infinite floats (#​2733, thanks @​jamessan)

v1.0.199

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• Fix ambiguous associated item when forward_to_deserialize_any! is used on an enum with Error variant (#​2732, thanks @​aatifsyed)

v1.0.198

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• Support serializing and deserializing Saturating<T> (#​2709, thanks @​jbethune)

v1.0.197

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• Fix unused_imports warnings when compiled by rustc 1.78
• Optimize code size of some Display impls (#​2697, thanks @​nyurik)

v1.0.196

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• Improve formatting of "invalid type" error messages involving floats (#​2682)

v1.0.195

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• Prevent remote definitions of tuple struct or tuple variant from triggering dead_code warning (#​2671)

v1.0.194

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• Update proc-macro2 to fix caching issue when using a rustc-wrapper such as sccache

v1.0.193

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• Fix field names used for the deserialization of RangeFrom and RangeTo (#​2653, #​2654, #​2655, thanks @​emilbonnek)

v1.0.192

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• Allow internal tag field in untagged variant (#​2646, thanks @​robsdedude)

v1.0.191

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• Documentation improvements

v1.0.190

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• Preserve NaN sign when deserializing f32 from f64 or vice versa (#​2637)

v1.0.189

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• Fix "cannot infer type" error when internally tagged enum contains untagged variant (#​2613, thanks @​ahl)

v1.0.188

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• Fix "failed to parse manifest" error when building serde using a Cargo version between 1.45 and 1.50 (#​2603)

v1.0.187

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• Remove support for Emscripten targets on rustc older than 1.40 (#​2600)

v1.0.186

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• Disallow incompatible versions of serde_derive and serde in the dependency graph (#​2588, thanks @​soqb)

v1.0.185

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• Fix error "cannot move out of *self which is behind a shared reference" deriving Serialize on a non_exhaustive enum (#​2591)

v1.0.184

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• Restore from-source serde_derive build on all platforms — eventually we'd like to use a first-class precompiled macro if such a thing becomes supported by cargo / crates.io

v1.0.183

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• Support deserializing Box<OsStr> with an equivalent representation as OsString (#​2556, thanks @​DBLouis)

v1.0.182

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• Render field aliases in sorted order in error messages (#​2458, thanks @​Mingun)
• Support serde(default) on tuple structs (#​2553, thanks @​Mingun)

v1.0.181

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• Make serde(alias) work in combination with flatten when using in-place deserialization (#​2443, thanks @​Mingun)
• Improve the representation of adjacently tagged enums in formats where enum tags are serialized by index, as opposed to by string name (#​2505, #​2496, thanks @​Baptistemontan)

v1.0.180

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• Update to 2018 edition

v1.0.179

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• Support serialization of tuple variants inside a flattened field (#​2448, thanks @​Mingun)

v1.0.178

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• Fix build error when using serde with "std" feature turned off and "unstable" feature turned on (#​2541)

v1.0.177

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• Add serde(rename_all_fields = "...") attribute to apply a rename_all on every struct variant of an enum (#​1695, thanks @​jplatte)
• Improve diagnostics for attribute parse errors (#​2536, thanks @​jplatte)

v1.0.176

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• Allow tag field of an internally tagged enum to have same name as a field inside a skipped struct variant (#​2266, thanks @​flisky)

v1.0.175

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• Restore missing LICENSE files in serde_derive crate (#​2527, thanks @​ankane)

v1.0.174

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• Documentation improvements

v1.0.173

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• Fix missing trait implementations when using serde derive macro on a macro-generated data structure, such as via the bitflags crate (#​2516)

v1.0.172

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• Experiment with precompiling the serde_derive macros to reduce build time (#​2514)

v1.0.171

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• Support derive(Deserialize) on unit structs that have const generics (#​2500, thanks @​Baptistemontan)

v1.0.170

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• Produce error message on suffixed string literals inside serde attributes (#​2242)
• Support single identifier as unbraced default value for const generic parameter (#​2449)

v1.0.169

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• Add Deserializer::deserialize_identifier support for adjacently tagged enums (#​2475, thanks @​Baptistemontan)
• Fix unused_braces lint in generated Deserialize impl that uses braced const generic expressions (#​2414)

v1.0.168

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• Allow serde::de::IgnoredAny to be the type for a serde(flatten) field (#​2436, thanks @​Mingun)
• Allow larger preallocated capacity for smaller elements (#​2494)

v1.0.167

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• Add serialize and deserialize impls for RangeFrom and RangeTo (#​2471, thanks @​tbu-)

v1.0.166

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• Add no-alloc category to crates.io metadata

v1.0.165

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• Fix incorrect count of fields passed to tuple deserialization methods when using serde(skip_deserializing) attributes (#​2466, thanks @​Mingun)
• Fix -Zminimal-versions build

v1.0.164

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• Allowed enum variants to be individually marked as untagged (#​2403, thanks @​dewert99)

v1.0.163

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• Eliminate build script from serde_derive crate to slightly reduce build time (#​2442, thanks @​taiki-e)

v1.0.162

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• Support deserializing flattened adjacently tagged enums from data formats which represent fields as bytes, such as the csv crate (#​2377, thanks @​mfro)

  #[derive(Deserialize)]
  pub struct Record {
      common: u64,
      #[serde(flatten)]
      kind: Kind,
  }
  
  #[derive(Deserialize)]
  #[serde(tag = "kind", content = "parameter", rename_all = "lowercase")]
  enum Kind {
      Foo(u64),
      Bar(bool),
  }

  common,kind,parameter
  1,foo,42
  2,bar,true

v1.0.161

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• Improve error messages produced by serde_test on test failure (#​2435, thanks @​Mingun)

v1.0.160

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• Make derived serializer/deserializer internals doc(hidden) (#​2426, thanks @​compiler-errors)

v1.0.159

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• Accept empty #[serde()] attribute (#​2422)

v1.0.158

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• Fix "expected serde crate attribute to be a string" error when using macro_rules metavariable inside of serde attribute: #[serde(crate = $serde_path)] (#​2409)

v1.0.157

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• Update syn dependency to 2.x

v1.0.156

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• Documentation improvements

v1.0.155

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• Support Serialize and Deserialize impls for core::ffi::CStr and alloc::ffi::CString without "std" feature (#​2374, thanks @​safarir)

v1.0.154

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• Fix "undeclared lifetime" error in generated code when deriving Deserialize for an enum with both flatten and 'static fields (#​2383, thanks @​Mingun)

v1.0.153

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• Support serde(alias = "…") attribute used inside of flattened struct (#​2387, thanks @​bebecue)

v1.0.152

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• Documentation improvements

v1.0.151

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• Update serde::{ser,de}::StdError to re-export core::error::Error when serde is built with feature="std" off and feature="unstable" on (#​2344)

v1.0.150

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• Relax some trait bounds from the Serialize impl of HashMap and BTreeMap (#​2334)
• Enable Serialize and Deserialize impls of std::sync::atomic types on more platforms (#​2337, thanks @​badboy)

v1.0.149

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• Relax some trait bounds from the Serialize impl of BinaryHeap, BTreeSet, and HashSet (#​2333, thanks @​jonasbb)

v1.0.148

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• Support remote derive for generic types that have private fields (#​2327)

v1.0.147

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• Add serde::de::value::EnumAccessDeserializer which transforms an EnumAccess into a Deserializer (#​2305)

v1.0.146

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• Allow internally tagged newtype variant to contain unit (#​2303, thanks @​tage64)

v1.0.145

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• Allow RefCell<T>, Mutex<T>, and RwLock<T> to be serialized regardless of whether T is Sized (#​2282, thanks @​ChayimFriedman2)

v1.0.144

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• Change atomic ordering used by Serialize impl of atomic types to match ordering used by Debug impl of those same types (#​2263, thanks @​taiki-e)

v1.0.143

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• Invert build.rs cfgs in serde_test to produce the most modern configuration in the default case (#​2253, thanks @​taiki-e)

v1.0.142

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• Add keywords to crates.io metadata

v1.0.141

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• Add no-std category to crates.io metadata

v1.0.140

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• Invert serde_derive cfgs to convenience non-Cargo builds on a modern toolchain (#​2251, thanks @​taiki-e)

v1.0.139

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• Add new constructor function for all IntoDeserializer impls (#​2246)

v1.0.138

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• Documentation improvements

v1.0.137

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• Update documentation links to some data formats whose repos have moved (#​2201, thanks @​atouchet)
• Fix declared rust-version of serde and serde_test (#​2168)

v1.0.136

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• Improve default error message when Visitor fails to deserialize a u128 or i128 (#​2167)

v1.0.135

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• Update discord channels listed in readme

v1.0.134

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• Improve error messages on deserializing NonZero integers from a 0 value (#​2158)

v1.0.133

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• Optimize deserialization of data structures that contain recursive use of flatten fields or tag or untagged enums (#​2148)

v1.0.132

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• Enable Serialize and Deserialize impls for std::sync::atomic::{AtomicI64, AtomicU64} on riscv64 arch (#​2141, thanks @​Avimitin)

v1.0.131

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• Avoid unused_results being triggered in generated code for adjacently tagged enum (#​2116, thanks @​tyranron)

v1.0.130

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• Provide MapAccess and SeqAccess impl for reference to a dynamically sized existing impl (#​2081)

v1.0.129

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• Support deserialization of remote structs that used packed repr (#​2078, #​2079, #​2080)

v1.0.128

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• Enable 128-bit integers on emscripten in Rust 1.40+ (#​2076, thanks @​Manishearth)

v1.0.127

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• Resolve warning in rustc nightly-2021-07-31+ compiling serde_test

v1.0.126

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• Resolve conflict with forbid(future_incompatible) lint setting in generated code (#​2026, thanks @​hyd-dev)

v1.0.125

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• Improve performance of serializing Ipv4Addr (#​2001, thanks @​saethlin)

v1.0.124

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• Fix possible panic deserializing invalid data as SystemTime (#​1997, thanks @​cyang1)

v1.0.123

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• Support Self keywords in fields of types that derive Deserialize (#​1830, thanks @​taiki-e)
• Allow floats to be deserialized from ints in tagged unions (#​1842, thanks @​Timmmm)
• Support Self inside fields that use serialize_with (#​1970)

v1.0.122

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• Add IntoDeserializer impl for &[u8] (#​1898, thanks @​Mingun)

• Handle unrecognized numeric field keys during deserialization of a field_identifier, equivalently to string field keys (#​1914, thanks @​Mingun)

• Add attribute to override default deserialization failure expectation message (#​1916, thanks @​Mingun)

  #[derive(Deserialize)]
  #[serde(untagged, expecting = "single version or array of versions")]
  struct VersionSpec {
      One(Version),
      Many(Vec<Version>),
  }

• Improve serde_test handling of map entries and error message construction (#​1918, thanks @​Mingun)

• Produce more accurate location information on test failures from serde_test crate (#​1920, thanks @​Mingun)

• Improve diagnostic on failure to parse a rename_all attribute (#​1960, #​1961)

• Eliminate unnecessary trait bounds on some value Deserializer impls (#​1963)

v1.0.121

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• Support borrowed data during deserialization of a field identifier (#​1917, thanks @​Mingun)
• Fix panic when deserializing Duration with nanoseconds that cause the seconds counter to overflow (#​1958, thanks @​jonasbb)

v1.0.120

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• Fix deserialization of ignored fields containing 128-bit integer (#​1955, thanks @​TheJokr)

v1.0.119

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