Fixed repos without a remote having an empty branches list

Cargo.lock

@@ -426,7 +426,7 @@ dependencies = [
 
 [[package]]
 name = "git-heatmap"
-version = "1.0.1"
+version = "1.0.2"
 dependencies = [
  "anyhow",
  "chrono",

Cargo.toml

@@ -2,7 +2,7 @@ cargo-features = ["codegen-backend"]
 
 [package]
 name = "git-heatmap"
-version = "1.0.1"
+version = "1.0.2"
 edition = "2021"
 authors = ["Wynd <wyndftw@proton.me>"]
 description = "A simple and customizable heatmap for git repos"
@@ -31,4 +31,4 @@ incremental = true
 opt-level = 3
 strip = true
 lto = true
-codegen-units = 1
+codegen-units = 1

src/main.rs

@@ -227,7 +227,12 @@ fn get_commits(
 		let branch_names = &*branches[i];
 		let mut branches = vec![];
 		if branch_names.is_empty() {
-			branches.extend(repo.branch_names().iter());
+			if repo.branch_names().is_empty() {
+				branches.extend(["@"]);
+			}
+			else {
+				branches.extend(repo.branch_names().iter());
+			}
 		}
 		else {
 			let branch_names = branch_names.split(' ');