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|
//! git hook manager tool
use anyhow::{
bail,
Result,
};
use log::*;
use shared::find_root;
#[cfg(not(windows))]
use std::os::unix::fs::{
symlink,
PermissionsExt,
};
#[cfg(windows)]
use std::os::windows::fs::symlink_file;
use std::{
env,
fs,
io::Write,
path::Path,
};
const HOOKS: [&str; 18] = [
"applypatch-msg",
"post-applypatch",
"pre-commit",
"prepare-commit-msg",
"commit-msg",
"post-commit",
"pre-rebase",
"post-checkout",
"post-merge",
"pre-push",
"pre-receive",
"update",
"post-receive",
"post-update",
"push-to-checkout",
"pre-auto-gc",
"post-rewrite",
"sendemail-validate",
];
#[derive(structopt::StructOpt)]
enum Args {
/// Initialize the repo to use hooked
Init(Language),
/// Link pre existing hooks to your .git folder
Link,
}
/// Which language the repo should be initialized with for hooks
#[derive(Clone, Copy, structopt::StructOpt)]
enum Language {
/// Use Bash for your git hooks
Bash,
/// Use Python 3 for your git hooks
Python,
/// Use Ruby for your git hooks
Ruby,
}
#[paw::main]
fn main(args: Args) {
env::var("RUST_LOG")
.ok()
.map_or_else(|| env::set_var("RUST_LOG", "info"), drop);
pretty_env_logger::init();
if let Err(e) = match args {
Args::Init(lang) => init(lang),
Args::Link => link(),
} {
error!("{}", e);
std::process::exit(1);
}
}
fn init(lang: Language) -> Result<()> {
let root = find_root()?;
let git_hooks = &root.join(".git").join("hooks");
debug!("git_hooks base path: {}", git_hooks.display());
let root = root.join(".dev-suite").join("hooked");
debug!("root base path: {}", root.display());
let wrapper_dir = &root.join("wrapper");
fs::create_dir_all(&wrapper_dir)?;
for hook in &HOOKS {
let mut path = (&root).join(hook);
debug!("dev-suite hook path: {}", path.display());
let git_hook = &git_hooks.join(hook);
debug!("git_hook path: {}", git_hook.display());
let mut wrapper_hook = (&wrapper_dir).join(hook);
let _ = wrapper_hook.set_extension("sh");
let _ = match lang {
Language::Bash => path.set_extension("sh"),
Language::Python => path.set_extension("py"),
Language::Ruby => path.set_extension("rb"),
};
if path.exists() {
debug!("git hook {} already exists. Skipping creation.", hook);
} else {
debug!("Creating dev-suite hook.");
let mut file = fs::File::create(&path)?;
let mut wrapper = fs::File::create(&wrapper_hook)?;
trace!("File created.");
#[cfg(not(windows))]
{
let mut perms = file.metadata()?.permissions();
let mut wrapper_perms = wrapper.metadata()?.permissions();
debug!("Setting dev-suite hook to be executable.");
perms.set_mode(0o755);
wrapper_perms.set_mode(0o755);
file.set_permissions(perms)?;
wrapper.set_permissions(wrapper_perms)?;
trace!("Permissions were set.");
}
match lang {
Language::Bash => {
file.write_all(b"#!/usr/bin/env bash")?;
wrapper.write_all(
format!(
"#!C:\\Program Files\\Git\\bin\\sh.exe\n\
bash.exe .dev-suite/hooked/{}.sh\n",
hook
)
.as_bytes(),
)?;
}
Language::Python => {
file.write_all(b"#!/usr/bin/env python3")?;
wrapper.write_all(
format!(
"#!C:\\Program Files\\Git\\bin\\sh.exe\n\
py.exe .dev-suite/hooked/{}.py\n",
hook
)
.as_bytes(),
)?;
}
Language::Ruby => {
file.write_all(b"#!/usr/bin/env ruby")?;
wrapper.write_all(
format!(
"#!C:\\Program Files\\Git\\bin\\sh.exe\n\
ruby.exe .dev-suite/hooked/{}.rb\n",
hook
)
.as_bytes(),
)?;
}
}
debug!("Writing data to file.");
debug!("Created git hook {}.", hook);
}
#[cfg(not(windows))]
let link_path = path.canonicalize()?;
#[cfg(windows)]
let link_path = wrapper_hook.canonicalize()?;
inner_link(&link_path, &git_hook, hook)?;
}
info!(
"Created and symlinked tickets to .git/hooks from {}.",
root.display()
);
#[cfg(windows)]
{
warn!("Make sure to add the hooks into git with 'git add --chmod=+x .dev-suite\\hooked'");
warn!("If you don't they won't be set as executable on unix systems");
}
Ok(())
}
fn link() -> Result<()> {
let root = find_root()?;
let git_hooks = &root.join(".git").join("hooks");
debug!("git_hooks base path: {}", git_hooks.display());
let root = root.join(".dev-suite").join("hooked");
debug!("root base path: {}", root.display());
for hook in &HOOKS {
let path = {
#[cfg(windows)]
let mut path = root.join("wrapper").join(hook);
#[cfg(not(windows))]
let mut path = root.join(hook);
debug!("PATH: {}", path.display());
let mut path_python = path.clone();
let _ = path_python.set_extension("py");
let mut path_ruby = path.clone();
let _ = path_ruby.set_extension("rb");
let mut path_bash = path.clone();
let _ = path_bash.set_extension("sh");
if path_python.exists() {
path_python
} else if path_ruby.exists() {
path_ruby
} else if path_bash.exists() {
path_bash
} else {
let _ = path.set_extension("");
bail!(
"The path {} does not exist. Have you initialized the repo to use hooked?",
path.display()
);
}
};
let path = path.canonicalize()?;
debug!("dev-suite hook path: {}", path.display());
let git_hook = &git_hooks.join(hook);
debug!("git_hook path: {}", git_hook.display());
inner_link(&path, &git_hook, hook)?;
}
info!("Successfully symlinked all githooks to .git/hooks");
Ok(())
}
fn inner_link(path: &Path, git_hook: &Path, hook: &str) -> Result<()> {
if !git_hook.exists() {
debug!("Symlinking git hook {}.", hook);
#[cfg(not(windows))]
symlink(&path, &git_hook)?;
#[cfg(windows)]
symlink_file(&path, &git_hook)?;
debug!(
"Symlinked git hook {} to {}",
git_hook.display(),
path.display()
);
}
Ok(())
}
|
