feat(fmt, lint): show number of checked files (#7312)

18 files changed, 79 insertions, 19 deletions

diff --git a/cli/flags.rs b/cli/flags.rs
index 835be0041..443411bc3 100644
--- a/cli/flags.rs
+++ b/cli/flags.rs
@@ -1732,7 +1732,7 @@ mod tests {
         subcommand: DenoSubcommand::Fmt {
           ignore: vec![],
           check: false,
-          files: vec!["script_1.ts".to_string(), "script_2.ts".to_string()]
+          files: vec!["script_1.ts".to_string(), "script_2.ts".to_string()],
         },
         ..Flags::default()
       }
diff --git a/cli/fmt.rs b/cli/fmt.rs
index 0a9727f7a..28fdf9e66 100644
--- a/cli/fmt.rs
+++ b/cli/fmt.rs
@@ -58,13 +58,16 @@ async fn check_source_files(
   paths: Vec<PathBuf>,
 ) -> Result<(), ErrBox> {
   let not_formatted_files_count = Arc::new(AtomicUsize::new(0));
+  let checked_files_count = Arc::new(AtomicUsize::new(0));
 
   // prevent threads outputting at the same time
   let output_lock = Arc::new(Mutex::new(0));
 
   run_parallelized(paths, {
     let not_formatted_files_count = not_formatted_files_count.clone();
+    let checked_files_count = checked_files_count.clone();
     move |file_path| {
+      checked_files_count.fetch_add(1, Ordering::Relaxed);
       let file_text = read_file_contents(&file_path)?.text;
       let r = dprint::format_text(&file_path, &file_text, &config);
       match r {
@@ -105,13 +108,17 @@ async fn check_source_files(
 
   let not_formatted_files_count =
     not_formatted_files_count.load(Ordering::Relaxed);
+  let checked_files_count = checked_files_count.load(Ordering::Relaxed);
+  let checked_files_str =
+    format!("{} {}", checked_files_count, files_str(checked_files_count));
   if not_formatted_files_count == 0 {
+    println!("Checked {}", checked_files_str);
     Ok(())
   } else {
+    let not_formatted_files_str = files_str(not_formatted_files_count);
     Err(ErrBox::error(format!(
-      "Found {} not formatted {}",
-      not_formatted_files_count,
-      files_str(not_formatted_files_count),
+      "Found {} not formatted {} in {}",
+      not_formatted_files_count, not_formatted_files_str, checked_files_str,
     )))
   }
 }
@@ -121,11 +128,14 @@ async fn format_source_files(
   paths: Vec<PathBuf>,
 ) -> Result<(), ErrBox> {
   let formatted_files_count = Arc::new(AtomicUsize::new(0));
+  let checked_files_count = Arc::new(AtomicUsize::new(0));
   let output_lock = Arc::new(Mutex::new(0)); // prevent threads outputting at the same time
 
   run_parallelized(paths, {
     let formatted_files_count = formatted_files_count.clone();
+    let checked_files_count = checked_files_count.clone();
     move |file_path| {
+      checked_files_count.fetch_add(1, Ordering::Relaxed);
       let file_contents = read_file_contents(&file_path)?;
       let r = dprint::format_text(&file_path, &file_contents.text, &config);
       match r {
@@ -160,6 +170,14 @@ async fn format_source_files(
     formatted_files_count,
     files_str(formatted_files_count),
   );
+
+  let checked_files_count = checked_files_count.load(Ordering::Relaxed);
+  println!(
+    "Checked {} {}",
+    checked_files_count,
+    files_str(checked_files_count)
+  );
+
   Ok(())
 }
 
diff --git a/cli/lint.rs b/cli/lint.rs
index bbb9a73ad..c52aff408 100644
--- a/cli/lint.rs
+++ b/cli/lint.rs
@@ -55,6 +55,7 @@ pub async fn lint_files(
     target_files.retain(|f| !ignore_files.contains(&f));
   }
   debug!("Found {} files", target_files.len());
+  let target_files_len = target_files.len();
 
   let has_error = Arc::new(AtomicBool::new(false));
 
@@ -77,7 +78,7 @@ pub async fn lint_files(
           sort_diagnostics(&mut file_diagnostics);
           for d in file_diagnostics.iter() {
             has_error.store(true, Ordering::Relaxed);
-            reporter.visit(&d, source.split('\n').collect());
+            reporter.visit_diagnostic(&d, source.split('\n').collect());
           }
         }
         Err(err) => {
@@ -92,7 +93,7 @@ pub async fn lint_files(
 
   let has_error = has_error.load(Ordering::Relaxed);
 
-  reporter_lock.lock().unwrap().close();
+  reporter_lock.lock().unwrap().close(target_files_len);
 
   if has_error {
     std::process::exit(1);
@@ -168,7 +169,7 @@ fn lint_stdin(json: bool) -> Result<(), ErrBox> {
     Ok(diagnostics) => {
       for d in diagnostics {
         has_error = true;
-        reporter.visit(&d, source.split('\n').collect());
+        reporter.visit_diagnostic(&d, source.split('\n').collect());
       }
     }
     Err(err) => {
@@ -177,7 +178,7 @@ fn lint_stdin(json: bool) -> Result<(), ErrBox> {
     }
   }
 
-  reporter.close();
+  reporter.close(1);
 
   if has_error {
     std::process::exit(1);
@@ -187,9 +188,9 @@ fn lint_stdin(json: bool) -> Result<(), ErrBox> {
 }
 
 trait LintReporter {
-  fn visit(&mut self, d: &LintDiagnostic, source_lines: Vec<&str>);
+  fn visit_diagnostic(&mut self, d: &LintDiagnostic, source_lines: Vec<&str>);
   fn visit_error(&mut self, file_path: &str, err: &ErrBox);
-  fn close(&mut self);
+  fn close(&mut self, check_count: usize);
 }
 
 #[derive(Serialize)]
@@ -209,7 +210,7 @@ impl PrettyLintReporter {
 }
 
 impl LintReporter for PrettyLintReporter {
-  fn visit(&mut self, d: &LintDiagnostic, source_lines: Vec<&str>) {
+  fn visit_diagnostic(&mut self, d: &LintDiagnostic, source_lines: Vec<&str>) {
     self.lint_count += 1;
 
     let pretty_message =
@@ -234,12 +235,18 @@ impl LintReporter for PrettyLintReporter {
     eprintln!("   {}", err);
   }
 
-  fn close(&mut self) {
+  fn close(&mut self, check_count: usize) {
     match self.lint_count {
       1 => eprintln!("Found 1 problem"),
       n if n > 1 => eprintln!("Found {} problems", self.lint_count),
       _ => (),
     }
+
+    match check_count {
+      1 => println!("Checked 1 file"),
+      n if n > 1 => println!("Checked {} files", n),
+      _ => (),
+    }
   }
 }
 
@@ -299,7 +306,7 @@ impl JsonLintReporter {
 }
 
 impl LintReporter for JsonLintReporter {
-  fn visit(&mut self, d: &LintDiagnostic, _source_lines: Vec<&str>) {
+  fn visit_diagnostic(&mut self, d: &LintDiagnostic, _source_lines: Vec<&str>) {
     self.diagnostics.push(d.clone());
   }
 
@@ -310,7 +317,7 @@ impl LintReporter for JsonLintReporter {
     });
   }
 
-  fn close(&mut self) {
+  fn close(&mut self, _check_count: usize) {
     sort_diagnostics(&mut self.diagnostics);
     let json = serde_json::to_string_pretty(&self);
     eprintln!("{}", json.unwrap());
diff --git a/cli/tests/fmt/expected_fmt_check_formatted_files.out b/cli/tests/fmt/expected_fmt_check_formatted_files.out
new file mode 100644
index 000000000..158c556c2
--- /dev/null
+++ b/cli/tests/fmt/expected_fmt_check_formatted_files.out
@@ -0,0 +1 @@
+Checked 2 files
diff --git a/cli/tests/fmt/expected_fmt_check_ignore.out b/cli/tests/fmt/expected_fmt_check_ignore.out
new file mode 100644
index 000000000..c05ac45a1
--- /dev/null
+++ b/cli/tests/fmt/expected_fmt_check_ignore.out
@@ -0,0 +1 @@
+Checked 1 file
diff --git a/cli/tests/fmt/expected_fmt_check_tests_dir.out b/cli/tests/fmt/expected_fmt_check_tests_dir.out
new file mode 100644
index 000000000..04cd5ec64
--- /dev/null
+++ b/cli/tests/fmt/expected_fmt_check_tests_dir.out
@@ -0,0 +1,2 @@
+[WILDCARD]
+error: Found 1 not formatted file in [WILDCARD] files
diff --git a/cli/tests/fmt/expected_fmt_check_verbose_formatted_files.out b/cli/tests/fmt/expected_fmt_check_verbose_formatted_files.out
new file mode 100644
index 000000000..158c556c2
--- /dev/null
+++ b/cli/tests/fmt/expected_fmt_check_verbose_formatted_files.out
@@ -0,0 +1 @@
+Checked 2 files
diff --git a/cli/tests/fmt/expected_fmt_check_verbose_tests_dir.out b/cli/tests/fmt/expected_fmt_check_verbose_tests_dir.out
new file mode 100644
index 000000000..04cd5ec64
--- /dev/null
+++ b/cli/tests/fmt/expected_fmt_check_verbose_tests_dir.out
@@ -0,0 +1,2 @@
+[WILDCARD]
+error: Found 1 not formatted file in [WILDCARD] files
diff --git a/cli/tests/fmt/formatted1.js b/cli/tests/fmt/formatted1.js
new file mode 100644
index 000000000..587aa5b96
--- /dev/null
+++ b/cli/tests/fmt/formatted1.js
@@ -0,0 +1,5 @@
+function foo() {
+  return 42;
+}
+
+foo();
diff --git a/cli/tests/fmt/formatted2.ts b/cli/tests/fmt/formatted2.ts
new file mode 100644
index 000000000..4a8036806
--- /dev/null
+++ b/cli/tests/fmt/formatted2.ts
@@ -0,0 +1,5 @@
+function bar(): number {
+  return 42;
+}
+
+bar();
diff --git a/cli/tests/fmt_check_tests_dir.out b/cli/tests/fmt_check_tests_dir.out
deleted file mode 100644
index 060f2f17a..000000000
--- a/cli/tests/fmt_check_tests_dir.out
+++ /dev/null
@@ -1,2 +0,0 @@
-[WILDCARD]
-error: Found 1 not formatted file
diff --git a/cli/tests/integration_tests.rs b/cli/tests/integration_tests.rs
index 2f70cf050..e00c7a865 100644
--- a/cli/tests/integration_tests.rs
+++ b/cli/tests/integration_tests.rs
@@ -1720,10 +1720,22 @@ itest!(bundle {
 
 itest!(fmt_check_tests_dir {
   args: "fmt --check ./",
-  output: "fmt_check_tests_dir.out",
+  output: "fmt/expected_fmt_check_tests_dir.out",
   exit_code: 1,
 });
 
+itest!(fmt_check_formatted_files {
+  args: "fmt --check fmt/formatted1.js fmt/formatted2.ts",
+  output: "fmt/expected_fmt_check_formatted_files.out",
+  exit_code: 0,
+});
+
+itest!(fmt_check_ignore {
+  args: "fmt --check --unstable --ignore=fmt/formatted1.js fmt/",
+  output: "fmt/expected_fmt_check_ignore.out",
+  exit_code: 0,
+});
+
 itest!(fmt_stdin {
   args: "fmt -",
   input: Some("const a = 1\n"),
diff --git a/cli/tests/lint/expected.out b/cli/tests/lint/expected.out
index a85c90859..eb8a2651a 100644
--- a/cli/tests/lint/expected.out
+++ b/cli/tests/lint/expected.out
@@ -1,2 +1,3 @@
 [WILDCARD]
 Found 3 problems
+Checked 3 files
diff --git a/cli/tests/lint/expected_from_stdin.out b/cli/tests/lint/expected_from_stdin.out
index 02b9d917c..90f455fdc 100644
--- a/cli/tests/lint/expected_from_stdin.out
+++ b/cli/tests/lint/expected_from_stdin.out
@@ -1,2 +1,3 @@
 [WILDCARD]
 Found 1 problem
+Checked 1 file
diff --git a/cli/tests/lint/expected_glob.out b/cli/tests/lint/expected_glob.out
index a85c90859..eb8a2651a 100644
--- a/cli/tests/lint/expected_glob.out
+++ b/cli/tests/lint/expected_glob.out
@@ -1,2 +1,3 @@
 [WILDCARD]
 Found 3 problems
+Checked 3 files
diff --git a/cli/tests/lint/expected_ignore.out b/cli/tests/lint/expected_ignore.out
index 02b9d917c..b5f78ee04 100644
--- a/cli/tests/lint/expected_ignore.out
+++ b/cli/tests/lint/expected_ignore.out
@@ -1,2 +1,3 @@
 [WILDCARD]
 Found 1 problem
+Checked 2 files
diff --git a/cli/tests/lint/expected_verbose.out b/cli/tests/lint/expected_verbose.out
new file mode 100644
index 000000000..eb8a2651a
--- /dev/null
+++ b/cli/tests/lint/expected_verbose.out
@@ -0,0 +1,3 @@
+[WILDCARD]
+Found 3 problems
+Checked 3 files
diff --git a/docs/tools/linter.md b/docs/tools/linter.md
index 9f3400682..f5af1543b 100644
--- a/docs/tools/linter.md
+++ b/docs/tools/linter.md
@@ -52,6 +52,7 @@ For more detail, run `deno lint --help`.
 - `no-extra-non-null-assertion`
 - `no-extra-semi`
 - `no-func-assign`
+- `no-inner-declarations`
 - `no-inferrable-types`
 - `no-invalid-regexp`
 - `no-irregular-whitespace`
@@ -59,7 +60,7 @@ For more detail, run `deno lint --help`.
 - `no-mixed-spaces-and-tabs`
 - `no-namespace`
 - `no-new-symbol`
-- `no-obj-call`
+- `no-obj-calls`
 - `no-octal`
 - `no-prototype-builtins`
 - `no-regex-spaces`
@@ -68,7 +69,7 @@ For more detail, run `deno lint --help`.
 - `no-shadow-restricted-names`
 - `no-this-alias`
 - `no-this-before-super`
-- `no-unexpected-multiline`
+- `no-unreachable`
 - `no-unsafe-finally`
 - `no-unsafe-negation`
 - `no-unused-labels`