feat(cli/fmt): ignore .git folder when formatting files (#14138)

1 files changed, 33 insertions, 0 deletions

diff --git a/cli/tests/integration/fmt_tests.rs b/cli/tests/integration/fmt_tests.rs
index aa807b727..28a1dda7d 100644
--- a/cli/tests/integration/fmt_tests.rs
+++ b/cli/tests/integration/fmt_tests.rs
@@ -125,6 +125,39 @@ fn fmt_ignore_unexplicit_files() {
   );
 }
 
+#[test]
+fn fmt_auto_ignore_git() {
+  use std::fs::{create_dir_all, File};
+  use std::io::Write;
+  use std::path::PathBuf;
+  fn create_bad_json(t: PathBuf) {
+    let bad_json_path = t.join("bad.json");
+    let mut bad_json_file = File::create(bad_json_path).unwrap();
+    writeln!(bad_json_file, "bad json").unwrap();
+  }
+  let t = TempDir::new().unwrap().path().join("target");
+  let nest_git = t.join("nest").join(".git");
+  let git_dir = t.join(".git");
+  create_dir_all(&nest_git).unwrap();
+  create_dir_all(&git_dir).unwrap();
+  create_bad_json(nest_git);
+  create_bad_json(git_dir);
+  let output = util::deno_cmd()
+    .current_dir(t)
+    .env("NO_COLOR", "1")
+    .arg("fmt")
+    .stderr(std::process::Stdio::piped())
+    .spawn()
+    .unwrap()
+    .wait_with_output()
+    .unwrap();
+  assert!(!output.status.success());
+  assert_eq!(
+    String::from_utf8_lossy(&output.stderr),
+    "error: No target files found.\n"
+  );
+}
+
 itest!(fmt_quiet_check_fmt_dir {
   args: "fmt --check --quiet fmt/regular/",
   output_str: Some(""),