Don't require alloc for unstable-locales feature

chronotope · Aug 12, 2023 · d18a8be · d18a8be
1 parent 30ebcac
commit d18a8be
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Showing 7 changed files with 17 additions and 27 deletions.
diff --git a/Cargo.toml b/Cargo.toml
@@ -24,7 +24,7 @@ std = []
 clock = ["std", "winapi", "iana-time-zone"]
 oldtime = ["time"]
 wasmbind = ["wasm-bindgen", "js-sys"]
-unstable-locales = ["pure-rust-locales", "alloc"]
+unstable-locales = ["pure-rust-locales"]
 __internal_bench = ["criterion"]
 __doctest = []
 

diff --git a/src/date.rs b/src/date.rs
@@ -13,7 +13,7 @@ use core::{fmt, hash};
 #[cfg(feature = "rkyv")]
 use rkyv::{Archive, Deserialize, Serialize};
 
-#[cfg(feature = "unstable-locales")]
+#[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
 use crate::format::Locale;
 #[cfg(any(feature = "alloc", feature = "std"))]
 use crate::format::{DelayedFormat, Item, StrftimeItems};
@@ -357,8 +357,7 @@ where
     }
 
     /// Formats the date with the specified formatting items and locale.
-    #[cfg(feature = "unstable-locales")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "unstable-locales")))]
+    #[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
     #[inline]
     #[must_use]
     pub fn format_localized_with_items<'a, I, B>(
@@ -382,8 +381,7 @@ where
     /// Formats the date with the specified format string and locale.
     /// See the [`crate::format::strftime`] module
     /// on the supported escape sequences.
-    #[cfg(feature = "unstable-locales")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "unstable-locales")))]
+    #[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
     #[inline]
     #[must_use]
     pub fn format_localized<'a>(

diff --git a/src/datetime/mod.rs b/src/datetime/mod.rs
@@ -13,7 +13,7 @@ use core::{fmt, hash, str};
 #[cfg(feature = "std")]
 use std::time::{SystemTime, UNIX_EPOCH};
 
-#[cfg(feature = "unstable-locales")]
+#[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
 use crate::format::Locale;
 use crate::format::{parse, parse_and_remainder, ParseError, ParseResult, Parsed, StrftimeItems};
 #[cfg(any(feature = "alloc", feature = "std"))]
@@ -803,8 +803,7 @@ where
     }
 
     /// Formats the combined date and time with the specified formatting items and locale.
-    #[cfg(feature = "unstable-locales")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "unstable-locales")))]
+    #[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
     #[inline]
     #[must_use]
     pub fn format_localized_with_items<'a, I, B>(
@@ -831,8 +830,7 @@ where
     ///
     /// See the [`crate::format::strftime`] module on the supported escape
     /// sequences.
-    #[cfg(feature = "unstable-locales")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "unstable-locales")))]
+    #[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
     #[inline]
     #[must_use]
     pub fn format_localized<'a>(

diff --git a/src/format/formatting.rs b/src/format/formatting.rs
@@ -487,8 +487,7 @@ pub fn format_item(
 
 /// Tries to format given arguments with given formatting items.
 /// Internally used by `DelayedFormat`.
-#[cfg(feature = "unstable-locales")]
-#[cfg_attr(docsrs, doc(cfg(feature = "unstable-locales")))]
+#[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
 #[deprecated(since = "0.4.27")]
 pub fn format_localized<'a, I, B>(
     w: &mut fmt::Formatter,
@@ -507,8 +506,7 @@ where
 }
 
 /// Formats single formatting item
-#[cfg(feature = "unstable-locales")]
-#[cfg_attr(docsrs, doc(cfg(feature = "unstable-locales")))]
+#[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
 #[deprecated(since = "0.4.27")]
 pub fn format_item_localized(
     w: &mut fmt::Formatter,

diff --git a/src/format/mod.rs b/src/format/mod.rs
@@ -59,7 +59,7 @@ pub use formatting::Formatter;
 #[cfg(any(feature = "alloc", feature = "std"))]
 pub use formatting::{format, format_item, DelayedFormat};
 #[allow(deprecated)]
-#[cfg(feature = "unstable-locales")]
+#[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
 pub use formatting::{format_item_localized, format_localized};
 #[cfg(feature = "unstable-locales")]
 pub use locales::Locale;

diff --git a/src/lib.rs b/src/lib.rs
@@ -229,7 +229,7 @@
 //! # #[allow(unused_imports)]
 //! use chrono::prelude::*;
 //!
-//! # #[cfg(feature = "unstable-locales")]
+//! # #[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
 //! # fn test() {
 //! let dt = Utc.with_ymd_and_hms(2014, 11, 28, 12, 0, 9).unwrap();
 //! assert_eq!(dt.format("%Y-%m-%d %H:%M:%S").to_string(), "2014-11-28 12:00:09");
@@ -246,9 +246,9 @@
 //! let dt_nano = NaiveDate::from_ymd_opt(2014, 11, 28).unwrap().and_hms_nano_opt(12, 0, 9, 1).unwrap().and_local_timezone(Utc).unwrap();
 //! assert_eq!(format!("{:?}", dt_nano), "2014-11-28T12:00:09.000000001Z");
 //! # }
-//! # #[cfg(not(feature = "unstable-locales"))]
+//! # #[cfg(not(all(feature = "unstable-locales", any(feature = "alloc", feature = "std"))))]
 //! # fn test() {}
-//! # if cfg!(feature = "unstable-locales") {
+//! # if cfg!(all(feature = "unstable-locales", any(feature = "alloc", feature = "std"))) {
 //! #    test();
 //! # }
 //! ```
@@ -426,8 +426,7 @@ pub mod prelude {
     #[cfg_attr(docsrs, doc(cfg(feature = "clock")))]
     #[doc(no_inline)]
     pub use crate::Local;
-    #[cfg(feature = "unstable-locales")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "unstable-locales")))]
+    #[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
     #[doc(no_inline)]
     pub use crate::Locale;
     #[doc(no_inline)]
@@ -458,7 +457,6 @@ pub use datetime::{DateTime, SecondsFormat, MAX_DATETIME, MIN_DATETIME};
 pub mod format;
 /// L10n locales.
 #[cfg(feature = "unstable-locales")]
-#[cfg_attr(docsrs, doc(cfg(feature = "unstable-locales")))]
 pub use format::Locale;
 pub use format::{ParseError, ParseResult};
 

diff --git a/src/naive/date.rs b/src/naive/date.rs
@@ -13,7 +13,7 @@ use core::{fmt, str};
 use rkyv::{Archive, Deserialize, Serialize};
 
 /// L10n locales.
-#[cfg(feature = "unstable-locales")]
+#[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
 use pure_rust_locales::Locale;
 
 #[cfg(any(feature = "alloc", feature = "std"))]
@@ -1311,8 +1311,7 @@ impl NaiveDate {
     }
 
     /// Formats the date with the specified formatting items and locale.
-    #[cfg(feature = "unstable-locales")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "unstable-locales")))]
+    #[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
     #[inline]
     #[must_use]
     pub fn format_localized_with_items<'a, I, B>(
@@ -1331,8 +1330,7 @@ impl NaiveDate {
     ///
     /// See the [`crate::format::strftime`] module on the supported escape
     /// sequences.
-    #[cfg(feature = "unstable-locales")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "unstable-locales")))]
+    #[cfg(all(feature = "unstable-locales", any(feature = "alloc", feature = "std")))]
     #[inline]
     #[must_use]
     pub fn format_localized<'a>(