cli: Refactor out git_init() to encapsulate all git related work.

* Create a git_init() function in cli/src/commands/init.rs where all git related work is done.
  This function will be moved to cli/src/commands/git.rs in a subsequent PR.
This commit is contained in:
Essien Ita Essien 2024-01-08 10:41:07 +00:00 committed by Essien Ita Essien
parent 8423c63a04
commit 31e4061bab

View file

@ -14,6 +14,7 @@
use std::io;
use std::io::Write;
use std::path::Path;
use clap::ArgGroup;
use itertools::Itertools as _;
@ -56,42 +57,9 @@ pub(crate) fn cmd_init(
let wc_path = file_util::create_or_reuse_dir(&wc_path)
.and_then(|_| wc_path.canonicalize())
.map_err(|e| user_error_with_message("Failed to create workspace", e))?;
let relative_wc_path = file_util::relative_path(&cwd, &wc_path);
if let Some(git_store_str) = &args.git_repo {
let git_store_path = cwd.join(git_store_str);
let (workspace, repo) =
Workspace::init_external_git(command.settings(), &wc_path, &git_store_path)?;
let mut workspace_command = command.for_loaded_repo(ui, workspace, repo)?;
git::maybe_add_gitignore(&workspace_command)?;
// Import refs first so all the reachable commits are indexed in
// chronological order.
workspace_command.import_git_refs(ui)?;
workspace_command.maybe_snapshot(ui)?;
if !workspace_command.working_copy_shared_with_git() {
let mut tx = workspace_command.start_transaction();
jj_lib::git::import_head(tx.mut_repo())?;
if let Some(git_head_id) = tx.mut_repo().view().git_head().as_normal().cloned() {
let git_head_commit = tx.mut_repo().store().get_commit(&git_head_id)?;
tx.check_out(&git_head_commit)?;
}
if tx.mut_repo().has_changes() {
tx.finish(ui, "import git head")?;
}
}
print_trackable_remote_branches(ui, workspace_command.repo().view())?;
} else if args.git {
if wc_path.join(".git").exists() {
return Err(user_error_with_hint(
"Did not create a jj repo because there is an existing Git repo in this directory.",
format!(
r#"To create a repo backed by the existing Git repo, run `jj init --git-repo={}` instead."#,
relative_wc_path.display()
),
));
}
Workspace::init_internal_git(command.settings(), &wc_path)?;
if args.git || args.git_repo.is_some() {
git_init(ui, command, &wc_path, args.git_repo.as_deref())?;
} else {
if !command.settings().allow_native_backend() {
return Err(user_error_with_hint(
@ -101,8 +69,9 @@ Set `ui.allow-init-native` to allow initializing a repo with the native backend.
));
}
Workspace::init_local(command.settings(), &wc_path)?;
};
}
let relative_wc_path = file_util::relative_path(&cwd, &wc_path);
writeln!(
ui.stderr(),
"Initialized repo in \"{}\"",
@ -144,3 +113,52 @@ fn print_trackable_remote_branches(ui: &Ui, view: &View) -> io::Result<()> {
)?;
Ok(())
}
// TODO(essiene): Move to cli/src/commands/git.rs for `jj git init`
fn git_init(
ui: &mut Ui,
command: &CommandHelper,
workspace_root: &Path,
git_repo: Option<&str>,
) -> Result<(), CommandError> {
let cwd = command.cwd().canonicalize().unwrap();
let relative_wc_path = file_util::relative_path(&cwd, workspace_root);
if let Some(git_store_str) = git_repo {
let git_store_path = cwd.join(git_store_str);
let (workspace, repo) =
Workspace::init_external_git(command.settings(), workspace_root, &git_store_path)?;
let mut workspace_command = command.for_loaded_repo(ui, workspace, repo)?;
git::maybe_add_gitignore(&workspace_command)?;
// Import refs first so all the reachable commits are indexed in
// chronological order.
workspace_command.import_git_refs(ui)?;
workspace_command.maybe_snapshot(ui)?;
if !workspace_command.working_copy_shared_with_git() {
let mut tx = workspace_command.start_transaction();
jj_lib::git::import_head(tx.mut_repo())?;
if let Some(git_head_id) = tx.mut_repo().view().git_head().as_normal().cloned() {
let git_head_commit = tx.mut_repo().store().get_commit(&git_head_id)?;
tx.check_out(&git_head_commit)?;
}
if tx.mut_repo().has_changes() {
tx.finish(ui, "import git head")?;
}
}
print_trackable_remote_branches(ui, workspace_command.repo().view())?;
} else {
if workspace_root.join(".git").exists() {
return Err(user_error_with_hint(
"Did not create a jj repo because there is an existing Git repo in this directory.",
format!(
r#"To create a repo backed by the existing Git repo, run `jj init --git-repo={}` instead."#,
relative_wc_path.display()
),
));
}
Workspace::init_internal_git(command.settings(), workspace_root)?;
}
Ok(())
}