Check for Debug impls for all types

Author: Susurrus

src/lib.rs

@@ -156,6 +156,8 @@
 #![cfg_attr(feature = "rustc-dep-of-std", no_core)]
 #![cfg_attr(feature = "rustc-dep-of-std", allow(warnings))]
 #![cfg_attr(not(any(feature = "use_std", feature = "rustc-dep-of-std")), no_std)]
+// Enable lints
+#![cfg_attr(feature = "extra_traits", deny(missing_debug_implementations))]
 
 #[cfg(all(not(cross_platform_docs), feature = "use_std"))]
 extern crate std as core;

src/unix/mod.rs

@@ -41,7 +41,9 @@ pub type in_port_t = u16;
 pub type sighandler_t = ::size_t;
 pub type cc_t = ::c_uchar;
 
+#[cfg_attr(feature = "extra_traits", derive(Debug))]
 pub enum DIR {}
+#[cfg_attr(feature = "extra_traits", derive(Debug))]
 pub enum locale_t {}
 
 s! {
@@ -365,7 +367,9 @@ cfg_if! {
     }
 }
 
+#[cfg_attr(feature = "extra_traits", derive(Debug))]
 pub enum FILE {}
+#[cfg_attr(feature = "extra_traits", derive(Debug))]
 pub enum fpos_t {} // TODO: fill this out with a struct
 
 extern {

src/unix/notbsd/linux/mod.rs

@@ -38,6 +38,7 @@ pub type Elf64_Sxword = i64;
 pub type Elf32_Section = u16;
 pub type Elf64_Section = u16;
 
+#[cfg_attr(feature = "extra_traits", derive(Debug))]
 pub enum fpos64_t {} // TODO: fill this out with a struct
 
 s! {

src/unix/notbsd/mod.rs

@@ -8,6 +8,7 @@ pub type clockid_t = ::c_int;
 pub type key_t = ::c_int;
 pub type id_t = ::c_uint;
 
+#[cfg_attr(feature = "extra_traits", derive(Debug))]
 pub enum timezone {}
 
 s! {