Use PathBuf for file paths

Author: nozwock

src/args.rs

@@ -1,3 +1,5 @@
+use std::path::PathBuf;
+
 use clap::{Parser, Subcommand};
 
 #[derive(Parser)]
@@ -18,24 +20,28 @@ pub enum Commands {
     RunCustom {
         /// Testcases to run
         testcases: String,
+        #[arg(value_name = "PATH")]
         /// File to execute
-        filename: Option<String>,
+        file: Option<PathBuf>,
     },
     #[command(visible_alias = "-r")]
     Run {
+        #[arg(value_name = "PATH")]
         /// File to execute with default testcases
-        filename: Option<String>,
+        file: Option<PathBuf>,
     },
     /// Submits code to LeetCode
     #[command(visible_alias = "-fs")]
     FastSubmit {
+        #[arg(value_name = "PATH")]
         /// File to submit
-        filename: Option<String>,
+        file: Option<PathBuf>,
     },
     #[command(visible_alias = "-s")]
     Submit {
+        #[arg(value_name = "PATH")]
         /// File to submit
-        filename: Option<String>,
+        file: Option<PathBuf>,
     },
     /// Save a question as HTML
     #[command(visible_alias = "-q")]
@@ -52,8 +58,9 @@ pub enum Commands {
 pub enum Execute {
     #[command(visible_alias = "-t")]
     Testcases {
+        #[arg(value_name = "PATH")]
         /// File to run
-        filename: Option<String>,
+        file: Option<PathBuf>,
         /// Testcases to run
         testcases: Option<String>,
     },

src/main.rs

@@ -65,15 +65,15 @@ fn main() -> Result<()> {
         }
         Some(Commands::RunCustom {
             testcases,
-            filename,
+            file: filename,
         }) => {
             _ = execute_testcases(filename, Some(&testcases), &lc)?;
             // bail if `is_correct == false`?
         }
-        Some(Commands::Run { filename }) => {
-            _ = execute_testcases(filename, None, &lc)?;
+        Some(Commands::Run { file }) => {
+            _ = execute_testcases(file, None, &lc)?;
         }
-        Some(Commands::FastSubmit { filename }) => {
+        Some(Commands::FastSubmit { file: filename }) => {
             let code_file = if let Some(path) = filename {
                 CodeFile::from_file(&path)?
             } else {
@@ -82,7 +82,7 @@ fn main() -> Result<()> {
 
             submit(&lc, code_file)?;
         }
-        Some(Commands::Submit { filename }) => {
+        Some(Commands::Submit { file: filename }) => {
             let (is_correct, code_file) = execute_testcases(filename, None, &lc)?;
             if is_correct {
                 submit(&lc, code_file)?;