From 15886667da1330df11f2ac1dc6cd7ddec6951624 Mon Sep 17 00:00:00 2001
From: Martin Frost <martin@frost.ws>
Date: Fri, 19 Jun 2020 13:23:56 +0200
Subject: [PATCH] Extract `with_git_repo_or_exit`

This function will come in handy when doing other actions with a git
repo, like when modifying a repository's config.
---
 src/lib.rs | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 4af5f4f..46f31ef 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -57,11 +57,10 @@ fn parse_coauthors_file() -> Result<BTreeMap<String, Author>, Box<dyn Error>> {
     }
 }
 
-pub fn with_gitmessage_template_path_or_exit<F: FnOnce(std::path::PathBuf)>(f: F) {
+fn with_git_repo_or_exit<F: FnOnce(Repository)>(f: F) {
     match Repository::open_from_env() {
         Ok(repo) => {
-            let path = repo.path().join(".gitmessage");
-            f(path);
+            f(repo);
         },
         Err(_e) => {
             eprintln!("Not in a git repository");
@@ -70,6 +69,13 @@ pub fn with_gitmessage_template_path_or_exit<F: FnOnce(std::path::PathBuf)>(f: F
     }
 }
 
+pub fn with_gitmessage_template_path_or_exit<F: FnOnce(std::path::PathBuf)>(f: F) {
+    with_git_repo_or_exit(|repo| {
+        let path = repo.path().join(".gitmessage");
+        f(path);
+    })
+}
+
 pub fn write_coauthors_file(authors: BTreeMap<String, Author>) {
     let mut wrapper_tree = BTreeMap::new();
     wrapper_tree.insert("coauthors", authors);