Replace `duplicate` macro with `macro_rules!`

finchie

Jun 30, 2025, 7:56 AM

QM64L3XOUB74M2D7TXDJWXGJNQN46IMF22Y24VNFQ5FEWODLVBLAC

Dependencies

• [2] NEBSVXIA Apply Clippy fixes
• [3] WWDZWJTR Implement `Localize` for string types
• [4] GJMBIJOE Migrate to latest env_preferences version
• [5] LYZBTYIW Replace `proc-macro-error` with `proc-macro-error2`
• [6] JUV7C6ET Create initial prototype of `fluent_embed_interaction`
• [7] FDFI4WMO Do not expand macro by default when using `fluent_embed`
• [8] XGRU7WZE Add `expand` feature for proc-macro debugging
• [9] 7M4UI3TW Update dependencies to latest versions
• [10] LU6IFZFG Remove `std::io::Write` trait bound from `Localize`
• [11] TIPBMFLW Migrate to edition 2024
• [12] QJC4IQIT Refactor `Localize` functions to infallibly return `String`
• [13] BFL2Y7GN Add relative timestamps using `jiff` and `icu_relativetime`
• [14] C6W7N6N5 Implement `Localize` for `FixedDecimal` and primitive number types
• [15] HHJDRLLN Create `fluent_embed_runtime` crate
• [16] 3NMKD6I5 Refactor `Localize` trait to use `std::io::Write`
• [17] 7X4MEZJU Use Fluent AST when reporting error spans
• [18] VQBJBFEX Improve error handling for missing Fluent messages
• [19] VZYZRAO4 Move `output-macros` crate into workspace
• [*] UKFEFT6L Create basic `Output` proc-macro

Change contents

• edit in fluent_embed/src/string.rs at line 6
  [3.139]→[3.139:170](∅→∅)
  − use duplicate::duplicate_item;
• replacement in fluent_embed/src/string.rs at line 8
  [3.216]→[3.216:314](∅→∅),[3.314]→[3.593:623](∅→∅),[3.623]→[3.366:433](∅→∅),[3.366]→[3.366:433](∅→∅)
  − #[duplicate_item(

  − type_name;

  − [String];

  − [&str];

  − [Box<str>];

  − [Cow<'_, str>];

  − )]

  − impl Localize for type_name {

  − const CANONICAL_LOCALE: LanguageIdentifier = langid!("en-US");
  [3.216]

  [3.433]
  + macro_rules! impl_string {

  + ($string_type:ty) => {

  + impl Localize for $string_type {

  + const CANONICAL_LOCALE: LanguageIdentifier = langid!("en-US");
• replacement in fluent_embed/src/string.rs at line 13
  [3.434]→[3.434:578](∅→∅),[3.578]→[3.624:661](∅→∅),[3.661]→[3.632:638](∅→∅),[3.632]→[3.632:638](∅→∅)
  − fn available_locales(&self) -> Vec<LanguageIdentifier> {

  − // TODO: keep track of all locales with Fluent data, and return only those

  − vec![Self::CANONICAL_LOCALE]

  − }
  [3.434]

  [3.638]
  + fn available_locales(&self) -> Vec<LanguageIdentifier> {

  + // TODO: keep track of all locales with Fluent data, and return only those

  + vec![Self::CANONICAL_LOCALE]

  + }
• replacement in fluent_embed/src/string.rs at line 18
  [3.639]→[3.1980:2055](∅→∅),[3.2055]→[2.2489:2517](∅→∅),[3.2080]→[3.850:856](∅→∅),[2.2517]→[3.850:856](∅→∅),[3.850]→[3.850:856](∅→∅)
  − fn message_for_locale(&self, _locale: &LanguageIdentifier) -> String {

  − (*self).to_string()

  − }
  [3.639]

  [3.856]
  + fn message_for_locale(&self, _locale: &LanguageIdentifier) -> String {

  + (*self).to_string()

  + }

  + }

  + };
• edit in fluent_embed/src/string.rs at line 24
  [3.858]
  +

  + impl_string!(String);

  + impl_string!(&str);

  + impl_string!(Box<str>);

  + impl_string!(Cow<'_, str>);
• edit in fluent_embed/src/decimal.rs at line 1
  [3.2537]

  [3.2538]
  + //! Implementations of `Localize` for all primitive number types

  + //! These just convert to a `Decimal` and then use its implementation

  +
• edit in fluent_embed/src/decimal.rs at line 6
  [3.2560]→[3.2560:2591](∅→∅)
  − use duplicate::duplicate_item;
• replacement in fluent_embed/src/decimal.rs at line 7
  [3.4120]→[3.4120:4237](∅→∅)
  − use icu_decimal::{options::DecimalFormatterOptions, DecimalFormatter};

  − use icu_locale::{langid, LanguageIdentifier};
  [3.4120]

  [3.2824]
  + use icu_decimal::{DecimalFormatter, options::DecimalFormatterOptions};

  + use icu_locale::{LanguageIdentifier, langid};

  +

  + macro_rules! impl_integer {

  + ($numeric_type:ty) => {

  + impl Localize for $numeric_type {

  + const CANONICAL_LOCALE: LanguageIdentifier = langid!("en-US");

  +

  + fn available_locales(&self) -> Vec<LanguageIdentifier> {

  + // TODO: keep track of all locales with Fluent data, and return only those

  + vec![Self::CANONICAL_LOCALE]

  + }
• replacement in fluent_embed/src/decimal.rs at line 20
  [3.2825]→[3.2825:2889](∅→∅),[3.2889]→[3.4238:4307](∅→∅),[3.4307]→[3.2963:3007](∅→∅),[3.2963]→[3.2963:3007](∅→∅),[3.3007]→[3.4308:4536](∅→∅),[3.4536]→[3.3265:3270](∅→∅),[3.3265]→[3.3265:3270](∅→∅),[3.3270]→[3.4537:4765](∅→∅)
  − // Implementations of `Localize` for all primitive number types

  − // These just convert to a `Decimal` and then use its implementation

  − #[duplicate_item(

  − type_name conversion;

  − [u8] [Decimal::from(*self)];

  − [u16] [Decimal::from(*self)];

  − [u32] [Decimal::from(*self)];

  − [u64] [Decimal::from(*self)];

  − [u128] [Decimal::from(*self)];

  − [usize] [Decimal::from(*self)];

  −

  − [i8] [Decimal::from(*self)];

  − [i16] [Decimal::from(*self)];

  − [i32] [Decimal::from(*self)];

  − [i64] [Decimal::from(*self)];

  − [i128] [Decimal::from(*self)];

  − [isize] [Decimal::from(*self)];
  [3.2825]

  [3.3528]
  + fn message_for_locale(&self, locale: &LanguageIdentifier) -> String {

  + let fixed_decimal = Decimal::from(*self);

  + fixed_decimal.message_for_locale(locale)

  + }

  + }

  + };

  + }
• replacement in fluent_embed/src/decimal.rs at line 28
  [3.3529]→[2.2518:2611](∅→∅),[2.2611]→[3.4855:4937](∅→∅),[3.4855]→[3.4855:4937](∅→∅),[3.4937]→[3.3708:3711](∅→∅),[3.3708]→[3.3708:3711](∅→∅),[3.3711]→[3.872:902](∅→∅),[3.902]→[3.3763:3830](∅→∅),[3.3763]→[3.3763:3830](∅→∅)
  − [f32] [Decimal::try_from_f64(f64::from(*self), FloatPrecision::RoundTrip).unwrap()];

  − [f64] [Decimal::try_from_f64(*self, FloatPrecision::RoundTrip).unwrap()];

  − )]

  − impl Localize for type_name {

  − const CANONICAL_LOCALE: LanguageIdentifier = langid!("en-US");
  [3.3529]

  [3.3830]
  + macro_rules! impl_float {

  + ($numeric_type:ty) => {

  + impl Localize for $numeric_type {

  + const CANONICAL_LOCALE: LanguageIdentifier = langid!("en-US");
• replacement in fluent_embed/src/decimal.rs at line 33
  [3.3831]→[3.3831:3975](∅→∅),[3.3975]→[3.903:940](∅→∅),[3.940]→[3.4029:4035](∅→∅),[3.4029]→[3.4029:4035](∅→∅)
  − fn available_locales(&self) -> Vec<LanguageIdentifier> {

  − // TODO: keep track of all locales with Fluent data, and return only those

  − vec![Self::CANONICAL_LOCALE]

  − }
  [3.3831]

  [3.4035]
  + fn available_locales(&self) -> Vec<LanguageIdentifier> {

  + // TODO: keep track of all locales with Fluent data, and return only those

  + vec![Self::CANONICAL_LOCALE]

  + }
• replacement in fluent_embed/src/decimal.rs at line 38
  [3.4036]→[3.2328:2355](∅→∅),[3.987]→[3.4063:4078](∅→∅),[3.2355]→[3.4063:4078](∅→∅),[3.4063]→[3.4063:4078](∅→∅),[3.4102]→[3.4102:4139](∅→∅),[3.4139]→[3.2356:2374](∅→∅),[3.2374]→[3.4187:4227](∅→∅),[3.4187]→[3.4187:4227](∅→∅),[3.4227]→[3.2375:2424](∅→∅),[3.2424]→[3.4284:4290](∅→∅),[3.4284]→[3.4284:4290](∅→∅)
  − fn message_for_locale(

  − &self,

  − locale: &LanguageIdentifier,

  − ) -> String {

  − let fixed_decimal = conversion;

  − fixed_decimal.message_for_locale(locale)

  − }
  [3.4036]

  [3.4290]
  + fn message_for_locale(&self, locale: &LanguageIdentifier) -> String {

  + let fixed_decimal =

  + Decimal::try_from_f64(f64::from(*self), FloatPrecision::RoundTrip).unwrap();

  + fixed_decimal.message_for_locale(locale)

  + }

  + }

  + };
• edit in fluent_embed/src/decimal.rs at line 46
  [3.4292]

  [3.4292]
  +

  + impl_integer!(u8);

  + impl_integer!(u16);

  + impl_integer!(u32);

  + impl_integer!(u64);

  + impl_integer!(u128);

  + impl_integer!(usize);

  + impl_integer!(i8);

  + impl_integer!(i16);

  + impl_integer!(i32);

  + impl_integer!(i64);

  + impl_integer!(i128);

  + impl_integer!(isize);

  +

  + impl_float!(f32);

  + impl_float!(f64);
• replacement in fluent_embed/src/decimal.rs at line 71
  [3.4621]→[3.2425:2452](∅→∅),[3.1101]→[3.4648:4663](∅→∅),[3.2452]→[3.4648:4663](∅→∅),[3.4648]→[3.4648:4663](∅→∅),[3.4687]→[3.4687:4724](∅→∅),[3.4724]→[3.2453:2471](∅→∅)
  − fn message_for_locale(

  − &self,

  − locale: &LanguageIdentifier,

  − ) -> String {
  [3.4621]

  [3.4824]
  + fn message_for_locale(&self, locale: &LanguageIdentifier) -> String {
• replacement in fluent_embed/src/decimal.rs at line 73
  [3.4848]→[3.4989:5078](∅→∅),[3.5078]→[3.4946:4973](∅→∅),[3.4946]→[3.4946:4973](∅→∅)
  − DecimalFormatter::try_new(locale.into(), DecimalFormatterOptions::default())

  − .unwrap();
  [3.4848]

  [3.4973]
  + DecimalFormatter::try_new(locale.into(), DecimalFormatterOptions::default()).unwrap();
• edit in fluent_embed/Cargo.toml at line 10
  [3.1196]→[3.5149:5176](∅→∅)
  − duplicate.workspace = true
• edit in Cargo.toml at line 11
  [3.11820]→[3.5579:5599](∅→∅),[3.5579]→[3.5579:5599](∅→∅)
  − duplicate = "2.0.0"
• edit in Cargo.lock at line 212
  [3.7155]→[3.7155:7420](∅→∅)
  − name = "duplicate"

  − version = "2.0.0"

  − source = "registry+https://github.com/rust-lang/crates.io-index"

  − checksum = "97af9b5f014e228b33e77d75ee0e6e87960124f0f4b16337b586a6bec91867b1"

  − dependencies = [

  − "heck",

  − "proc-macro2",

  − "proc-macro2-diagnostics",

  − ]

  −

  − [[package]]
• edit in Cargo.lock at line 316
  [3.9112]→[3.9112:9126](∅→∅)
  − "duplicate",
• edit in Cargo.lock at line 1185
  [3.29587]→[3.29587:29825](∅→∅),[3.29825]→[3.556:564](∅→∅),[3.564]→[3.29840:29883](∅→∅),[3.29840]→[3.29840:29883](∅→∅)
  − name = "proc-macro2-diagnostics"

  − version = "0.10.1"

  − source = "registry+https://github.com/rust-lang/crates.io-index"

  − checksum = "af066a9c399a26e020ada66a034357a868728e72cd426f3adcd35f80d88d88c8"

  − dependencies = [

  − "proc-macro2",

  − "quote",

  − "syn",

  − "version_check",

  − "yansi",

  − ]

  −

  − [[package]]