fix: make include fields options

[nayeemrmn]

Will fix .. denoland/deno#20393.

CLI patch:

diff --git a/cli/args/mod.rs b/cli/args/mod.rs
index f82ed9a71..e6ada9453 100644
--- a/cli/args/mod.rs
+++ b/cli/args/mod.rs
@@ -1398,20 +1398,18 @@ fn resolve_files(
   let mut result = maybe_files_config.unwrap_or_default();
   if let Some(file_flags) = maybe_file_flags {
     if !file_flags.include.is_empty() {
-      result.include = file_flags.include;
+      result.include = Some(file_flags.include);
     }
     if !file_flags.ignore.is_empty() {
       result.exclude = file_flags.ignore;
     }
   }
   // Now expand globs if there are any
-  if !result.include.is_empty() {
-    result.include = expand_globs(result.include)?;
-  }
-
-  if !result.exclude.is_empty() {
-    result.exclude = expand_globs(result.exclude)?;
-  }
+  result.include = match result.include {
+    Some(include) => Some(expand_globs(include)?),
+    None => None,
+  };
+  result.exclude = expand_globs(result.exclude)?;
 
   Ok(result)
 }
@@ -1624,7 +1622,7 @@ mod test {
     let temp_dir_path = temp_dir.path().as_path();
     let error = resolve_files(
       Some(FilesConfig {
-        include: vec![temp_dir_path.join("data/**********.ts")],
+        include: Some(vec![temp_dir_path.join("data/**********.ts")]),
         exclude: vec![],
       }),
       None,
@@ -1634,12 +1632,12 @@ mod test {
 
     let resolved_files = resolve_files(
       Some(FilesConfig {
-        include: vec![
+        include: Some(vec![
           temp_dir_path.join("data/test1.?s"),
           temp_dir_path.join("nested/foo/*.ts"),
           temp_dir_path.join("nested/fizz/*.ts"),
           temp_dir_path.join("pages/[id].ts"),
-        ],
+        ]),
         exclude: vec![temp_dir_path.join("nested/**/*bazz.ts")],
       }),
       None,
@@ -1648,7 +1646,7 @@ mod test {
 
     assert_eq!(
       resolved_files.include,
-      vec![
+      Some(vec![
         temp_dir_path.join("data/test1.js"),
         temp_dir_path.join("data/test1.ts"),
         temp_dir_path.join("nested/foo/bar.ts"),
@@ -1660,7 +1658,7 @@ mod test {
         temp_dir_path.join("nested/fizz/fizz.ts"),
         temp_dir_path.join("nested/fizz/foo.ts"),
         temp_dir_path.join("pages/[id].ts"),
-      ]
+      ])
     );
     assert_eq!(
       resolved_files.exclude,
diff --git a/cli/tools/bench/mod.rs b/cli/tools/bench/mod.rs
index d876c2504..732d889eb 100644
--- a/cli/tools/bench/mod.rs
+++ b/cli/tools/bench/mod.rs
@@ -429,7 +429,9 @@ pub async fn run_benchmarks_with_watch(
         let bench_options = cli_options.resolve_bench_options(bench_flags)?;
 
         let _ = sender.send(cli_options.watch_paths());
-        let _ = sender.send(bench_options.files.include.clone());
+        if let Some(include) = &bench_options.files.include {
+          let _ = sender.send(include.clone());
+        }
 
         let graph_kind = cli_options.type_check_mode().as_graph_kind();
         let module_graph_builder = factory.module_graph_builder().await?;
diff --git a/cli/tools/coverage/mod.rs b/cli/tools/coverage/mod.rs
index c77f869b2..6dca349f7 100644
--- a/cli/tools/coverage/mod.rs
+++ b/cli/tools/coverage/mod.rs
@@ -573,7 +573,11 @@ fn collect_coverages(
   .ignore_node_modules()
   .ignore_vendor_folder()
   .add_ignore_paths(&files.ignore)
-  .collect_files(&files.include)?;
+  .collect_files(if files.include.is_empty() {
+    None
+  } else {
+    Some(&files.include)
+  })?;
 
   for file_path in file_paths {
     let json = fs::read_to_string(file_path.as_path())?;
diff --git a/cli/tools/fmt.rs b/cli/tools/fmt.rs
index 5ab82795c..284f20dda 100644
--- a/cli/tools/fmt.rs
+++ b/cli/tools/fmt.rs
@@ -153,7 +153,7 @@ fn collect_fmt_files(files: &FilesConfig) -> Result<Vec<PathBuf>, AnyError> {
     .ignore_node_modules()
     .ignore_vendor_folder()
     .add_ignore_paths(&files.exclude)
-    .collect_files(&files.include)
+    .collect_files(files.include.as_deref())
 }
 
 /// Formats markdown (using <https://github.com/dprint/dprint-plugin-markdown>) and its code blocks
diff --git a/cli/tools/lint.rs b/cli/tools/lint.rs
index 753a9c08b..835b91f60 100644
--- a/cli/tools/lint.rs
+++ b/cli/tools/lint.rs
@@ -200,7 +200,7 @@ fn collect_lint_files(files: &FilesConfig) -> Result<Vec<PathBuf>, AnyError> {
     .ignore_node_modules()
     .ignore_vendor_folder()
     .add_ignore_paths(&files.exclude)
-    .collect_files(&files.include)
+    .collect_files(files.include.as_deref())
 }
 
 pub fn print_rules_list(json: bool, maybe_rules_tags: Option<Vec<String>>) {
diff --git a/cli/tools/test/mod.rs b/cli/tools/test/mod.rs
index 15f8d2597..87ca7f3f5 100644
--- a/cli/tools/test/mod.rs
+++ b/cli/tools/test/mod.rs
@@ -1199,7 +1199,9 @@ pub async fn run_tests_with_watch(
         let test_options = cli_options.resolve_test_options(test_flags)?;
 
         let _ = sender.send(cli_options.watch_paths());
-        let _ = sender.send(test_options.files.include.clone());
+        if let Some(include) = &test_options.files.include {
+          let _ = sender.send(include.clone());
+        }
 
         let graph_kind = cli_options.type_check_mode().as_graph_kind();
         let log_level = cli_options.log_level();
diff --git a/cli/util/fs.rs b/cli/util/fs.rs
index 2ccd70b6d..93403659a 100644
--- a/cli/util/fs.rs
+++ b/cli/util/fs.rs
@@ -239,14 +239,13 @@ impl<TFilter: Fn(&Path) -> bool> FileCollector<TFilter> {
 
   pub fn collect_files(
     &self,
-    files: &[PathBuf],
+    files: Option<&[PathBuf]>,
   ) -> Result<Vec<PathBuf>, AnyError> {
     let mut target_files = Vec::new();
-    let files = if files.is_empty() {
-      // collect files in the current directory when empty
-      Cow::Owned(vec![PathBuf::from(".")])
-    } else {
+    let files = if let Some(files) = files {
       Cow::Borrowed(files)
+    } else {
+      Cow::Owned(vec![PathBuf::from(".")])
     };
     for file in files.iter() {
       if let Ok(file) = canonicalize_path(file) {
@@ -312,11 +311,10 @@ pub fn collect_specifiers(
     .ignore_vendor_folder();
 
   let root_path = current_dir()?;
-  let include_files = if files.include.is_empty() {
-    // collect files in the current directory when empty
-    Cow::Owned(vec![root_path.clone()])
+  let include_files = if let Some(include) = &files.include {
+    Cow::Borrowed(include)
   } else {
-    Cow::Borrowed(&files.include)
+    Cow::Owned(vec![root_path.clone()])
   };
   for path in include_files.iter() {
     let path = path.to_string_lossy();
@@ -336,7 +334,7 @@ pub fn collect_specifiers(
     };
     let p = normalize_path(p);
     if p.is_dir() {
-      let test_files = file_collector.collect_files(&[p])?;
+      let test_files = file_collector.collect_files(Some(&[p]))?;
       let mut test_files_as_urls = test_files
         .iter()
         .map(|f| ModuleSpecifier::from_file_path(f).unwrap())
@@ -776,7 +774,7 @@ mod tests {
     .add_ignore_paths(&[ignore_dir_path.to_path_buf()]);
 
     let result = file_collector
-      .collect_files(&[root_dir_path.to_path_buf()])
+      .collect_files(Some(&[root_dir_path.to_path_buf()]))
       .unwrap();
     let expected = [
       "README.md",
@@ -803,7 +801,7 @@ mod tests {
       .ignore_node_modules()
       .ignore_vendor_folder();
     let result = file_collector
-      .collect_files(&[root_dir_path.to_path_buf()])
+      .collect_files(Some(&[root_dir_path.to_path_buf()]))
       .unwrap();
     let expected = [
       "README.md",
@@ -823,10 +821,10 @@ mod tests {
 
     // test opting out of ignoring by specifying the dir
     let result = file_collector
-      .collect_files(&[
+      .collect_files(Some(&[
         root_dir_path.to_path_buf(),
         root_dir_path.to_path_buf().join("child/node_modules/"),
-      ])
+      ]))
       .unwrap();
     let expected = [
       "README.md",
@@ -894,11 +892,11 @@ mod tests {
 
     let result = collect_specifiers(
       &FilesConfig {
-        include: vec![
+        include: Some(vec![
           PathBuf::from("http://localhost:8080"),
           root_dir_path.to_path_buf(),
           PathBuf::from("https://localhost:8080".to_string()),
-        ],
+        ]),
         exclude: vec![ignore_dir_path.to_path_buf()],
       },
       predicate,
@@ -933,11 +931,11 @@ mod tests {
     };
     let result = collect_specifiers(
       &FilesConfig {
-        include: vec![PathBuf::from(format!(
+        include: Some(vec![PathBuf::from(format!(
           "{}{}",
           scheme,
           root_dir_path.join("child").to_string().replace('\\', "/")
-        ))],
+        ))]),
         exclude: vec![],
       },
       predicate,

cc @bartlomieju