From 667bba4e3c319ccb5e925cda32dca0ed200136a8 Mon Sep 17 00:00:00 2001
From: Yota Toyama <raviqqe@gmail.com>
Date: Sun, 14 Dec 2025 23:16:09 -0800
Subject: [PATCH] Apply more Clippy rules (#505)

---
 Cargo.toml   | 7 +++++++
 src/error.rs | 4 ++--
 src/lib.rs   | 2 +-
 3 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 0f4b958..73a0016 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,3 +15,10 @@ cmake = { version = "0.1.55", optional = true }
 
 [features]
 default = ["autotools"]
+
+[lints.clippy]
+alloc_instead_of_core = "deny"
+dbg_macro = "deny"
+missing_const_for_fn = "deny"
+std_instead_of_alloc = "deny"
+std_instead_of_core = "deny"
diff --git a/src/error.rs b/src/error.rs
index dc115c6..2782fcd 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -1,4 +1,4 @@
-use std::{
+use core::{
     error,
     fmt::{self, Display, Formatter},
 };
@@ -9,7 +9,7 @@ pub struct Error {
 }
 
 impl Error {
-    pub fn new(description: &'static str) -> Error {
+    pub const fn new(description: &'static str) -> Error {
         Error { description }
     }
 }
diff --git a/src/lib.rs b/src/lib.rs
index 2733ef5..7dbe79a 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -4,7 +4,7 @@ extern crate alloc;
 
 mod error;
 
-use alloc::alloc::{GlobalAlloc, Layout};
+use core::alloc::{GlobalAlloc, Layout};
 use core::ptr::null;
 use libc::{c_int, c_void, size_t};