Update lints for 1.64

Author: jhpratt

src/instant.rs

@@ -1,9 +1,9 @@
 //! The [`Instant`] struct and its associated `impl`s.
 
+use core::borrow::Borrow;
 use core::cmp::{Ord, Ordering, PartialEq, PartialOrd};
 use core::ops::{Add, Sub};
 use core::time::Duration as StdDuration;
-use std::borrow::Borrow;
 use std::time::Instant as StdInstant;
 
 use crate::Duration;

src/lib.rs

@@ -90,6 +90,10 @@
 #![deny(
     anonymous_parameters,
     clippy::all,
+    clippy::alloc_instead_of_core,
+    clippy::explicit_auto_deref,
+    clippy::obfuscated_if_else,
+    clippy::std_instead_of_core,
     clippy::undocumented_unsafe_blocks,
     const_err,
     illegal_floating_point_literal_pattern,

src/parsing/iso8601.rs

@@ -56,16 +56,14 @@ impl<const CONFIG: EncodedConfig> Iso8601<CONFIG> {
                 Err(err) => err,
             };
 
-            match dayo(input) {
-                Some(ParsedItem(input, ordinal)) => {
-                    *parsed = parsed
-                        .with_year(year)
-                        .ok_or(InvalidComponent("year"))?
-                        .with_ordinal(ordinal)
-                        .ok_or(InvalidComponent("ordinal"))?;
-                    return Ok(input);
-                }
-                None => {} // The error from year-month-day will always take priority.
+            // Don't check for `None`, as the error from year-month-day will always take priority.
+            if let Some(ParsedItem(input, ordinal)) = dayo(input) {
+                *parsed = parsed
+                    .with_year(year)
+                    .ok_or(InvalidComponent("year"))?
+                    .with_ordinal(ordinal)
+                    .ok_or(InvalidComponent("ordinal"))?;
+                return Ok(input);
             }
 
             match (|| {

src/sys/local_offset_at/imp.rs

@@ -2,6 +2,7 @@
 
 use crate::{OffsetDateTime, UtcOffset};
 
+#[allow(clippy::missing_docs_in_private_items)]
 pub(super) fn local_offset_at(_datetime: OffsetDateTime) -> Option<UtcOffset> {
     None
 }

src/sys/local_offset_at/mod.rs

@@ -1,5 +1,7 @@
 //! A method to obtain the local offset from UTC.
 
+#![allow(clippy::missing_const_for_fn)]
+
 #[cfg_attr(target_family = "windows", path = "windows.rs")]
 #[cfg_attr(target_family = "unix", path = "unix.rs")]
 #[cfg_attr(

src/sys/local_offset_at/windows.rs

@@ -6,15 +6,15 @@ use crate::{OffsetDateTime, UtcOffset};
 
 // ffi: WINAPI FILETIME struct
 #[repr(C)]
-#[allow(non_snake_case)]
+#[allow(non_snake_case, clippy::missing_docs_in_private_items)]
 struct FileTime {
     dwLowDateTime: u32,
     dwHighDateTime: u32,
 }
 
 // ffi: WINAPI SYSTEMTIME struct
 #[repr(C)]
-#[allow(non_snake_case)]
+#[allow(non_snake_case, clippy::missing_docs_in_private_items)]
 struct SystemTime {
     wYear: u16,
     wMonth: u16,
@@ -33,7 +33,7 @@ extern "system" {
 
     // https://docs.microsoft.com/en-us/windows/win32/api/timezoneapi/nf-timezoneapi-systemtimetotzspecificlocaltime
     fn SystemTimeToTzSpecificLocalTime(
-        lpTimeZoneInformation: *const std::ffi::c_void, // We only pass `nullptr` here
+        lpTimeZoneInformation: *const core::ffi::c_void, // We only pass `nullptr` here
         lpUniversalTime: *const SystemTime,
         lpLocalTime: *mut SystemTime,
     ) -> i32;

src/tests.rs

@@ -1,7 +1,8 @@
 #![allow(
     clippy::let_underscore_drop,
     clippy::clone_on_copy,
-    clippy::cognitive_complexity
+    clippy::cognitive_complexity,
+    clippy::std_instead_of_core
 )]
 
 //! Tests for internal details.