Remove the rust stuff and just make it a simple shell script

It's ok, now I'm writing enough Rust that i'm able to get my fix elsewhere

Cargo.lock

@@ -1458,10 +1458,6 @@ dependencies = [
  "hashbrown",
 ]
 
-[[package]]
-name = "install-git-hook"
-version = "0.1.0"
-
 [[package]]
 name = "installer"
 version = "0.0.0"

Cargo.toml

@@ -8,7 +8,6 @@ members = [
   "src/tools/clippy",
   "src/tools/compiletest",
   "src/tools/error_index_generator",
-  "src/tools/install-git-hook",
   "src/tools/linkchecker",
   "src/tools/lint-docs",
   "src/tools/rustbook",

src/bootstrap/builder.rs

@@ -477,7 +477,7 @@ fn get_step_descriptions(kind: Kind) -> Vec<StepDescription> {
                 install::Src,
                 install::Rustc
             ),
-            Kind::Run => describe!(run::ExpandYamlAnchors, run::BuildManifest, run::InstallGitHook),
+            Kind::Run => describe!(run::ExpandYamlAnchors, run::BuildManifest),
         }
     }
 

src/bootstrap/run.rs

@@ -44,29 +44,6 @@ fn try_run(builder: &Builder<'_>, cmd: &mut Command) -> bool {
     true
 }
 
-#[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
-pub struct InstallGitHook;
-
-impl Step for InstallGitHook {
-    type Output = ();
-
-    /// Runs the `install-git-hook` tool.
-    ///
-    /// This tool in `src/tools` installs a git hook to automatically run
-    /// `tidy --bless` before each commit, so you don't forget to do it
-    fn run(self, builder: &Builder<'_>) {
-        builder.info("Installing git hook");
-        try_run(builder, &mut builder.tool_cmd(Tool::InstallGitHook).arg(&builder.src));
-    }
-
-    fn should_run(run: ShouldRun<'_>) -> ShouldRun<'_> {
-        run.path("src/tools/install-git-hook")
-    }
-
-    fn make_run(run: RunConfig<'_>) {
-        run.builder.ensure(InstallGitHook);
-    }
-}
 #[derive(Debug, PartialOrd, Ord, Copy, Clone, Hash, PartialEq, Eq)]
 pub struct BuildManifest;
 

src/bootstrap/tool.rs

@@ -366,7 +366,6 @@ fn run(self, builder: &Builder<'_>) -> PathBuf {
     RustInstaller, "src/tools/rust-installer", "fabricate", is_external_tool = true;
     RustdocTheme, "src/tools/rustdoc-themes", "rustdoc-themes";
     ExpandYamlAnchors, "src/tools/expand-yaml-anchors", "expand-yaml-anchors";
-    InstallGitHook, "src/tools/install-git-hook", "install-git-hook";
     LintDocs, "src/tools/lint-docs", "lint-docs";
 );
 

src/tools/install-git-hook/Cargo.toml

-[package]
-name = "install-git-hook"
-version = "0.1.0"
-authors = ["Cass Fridkin <cass@swag.lgbt>"]
-edition = "2018"
\ No newline at end of file

src/tools/install-git-hook/src/main.rs

-//! Small helper program to install a git hook to automatically run
-//! `x.py test tidy --bless` before each commit.
-
-use std::env;
-use std::fs;
-use std::path::PathBuf;
-
-fn main() {
-    let root_path: PathBuf = env::args_os().nth(1).expect("need path to root of repo").into();
-    let script_path: PathBuf = root_path.join("src/tools/install-git-hook/src/pre-commit.sh");
-    let hook_path: PathBuf = root_path.join(".git/hooks/pre-commit");
-
-    fs::copy(&script_path, &hook_path).expect(
-        format!("Failed to copy pre-commit script to {}", &hook_path.to_string_lossy()).as_str(),
-    );
-}