docsets.rust-std: patch so that std:: docs show up properly in std::, not rust_std::std

pkgs/by-name/docsets/rust-std/Cargo.lock

@@ -3,5 +3,5 @@
 version = 3
 
 [[package]]
-name = "rust-std"
+name = "std"
 version = "0.1.0"

pkgs/by-name/docsets/rust-std/Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "rust-std"
+name = "std"
 version = "0.1.0"
 edition = "2021"
 

pkgs/by-name/docsets/rust-std/package.nix

@@ -3,9 +3,15 @@
   rustPlatform,
 }:
 rustPlatform.buildRustPackage {
-  name = "rust-std";
+  pname = "std";
+  inherit (rustPlatform.rust.rustc) version;
   src = ./.;
   cargoLock.lockFile = ./Cargo.lock;
 
+  postPatch = ''
+    substituteInPlace Cargo.toml \
+      --replace-fail 'version = "0.1.0"' 'version = "'"$version"'"'
+  '';
+
   nativeBuildInputs = [ docsets.cargoDocsetHook ];
 }

pkgs/by-name/docsets/rust-std/src/lib.rs

@@ -6,4 +6,4 @@
 // *sigh*
 
 #[doc(inline)]
-pub use std;
+pub use std::*;