Add docs feature (#2676)

Author: kennykerr

crates/libs/sys/Cargo.toml

@@ -21,6 +21,7 @@ path = "../targets"
 
 [features]
 default = []
+docs = []
 # generated features
 Wdk = []
 Wdk_Foundation = ["Wdk"]

crates/libs/sys/src/lib.rs

@@ -5,6 +5,7 @@ Learn more about Rust for Windows here: <https://github.com/microsoft/windows-rs
 #![no_std]
 #![doc(html_no_source)]
 #![allow(non_snake_case, non_upper_case_globals, non_camel_case_types, clippy::all)]
+#![cfg_attr(not(feature = "docs"), doc(hidden))]
 
 extern crate self as windows_sys;
 mod Windows;

crates/libs/windows/Cargo.toml

@@ -25,6 +25,7 @@ windows-interface = { path = "../interface",  version = "0.52.0", optional = tru
 
 [features]
 default = []
+docs = []
 deprecated = []
 implement = ["windows-implement", "windows-interface", "windows-core/implement"]
 # generated features

crates/libs/windows/src/lib.rs

@@ -6,6 +6,7 @@ Learn more about Rust for Windows here: <https://github.com/microsoft/windows-rs
 
 #![doc(html_no_source)]
 #![allow(non_snake_case, clashing_extern_declarations, non_upper_case_globals, non_camel_case_types, clippy::all)]
+#![cfg_attr(not(feature = "docs"), doc(hidden))]
 
 extern crate self as windows;
 pub use Windows::*;