Remove unused OS name argument

src/main.rs

@@ -26,7 +26,7 @@ fn main() -> Result<()> {
     let start_time = Instant::now();
 
     let matches = parse_args();
-    let (conn_name, conn_args, os_name, indent_size, out_dir) = extract_args(&matches)?;
+    let (conn_name, conn_args, indent_size, out_dir) = extract_args(&matches)?;
 
     // Create the output directory if it doesn't exist.
     fs::create_dir_all(&out_dir)?;
@@ -38,7 +38,7 @@ fn main() -> Result<()> {
             .builder()
             .connector(&conn_name)
             .args(conn_args)
-            .os(&os_name)
+            .os("win32")
             .build()?
     } else {
         // Fallback to the native OS layer if no connector name was provided.
@@ -85,13 +85,6 @@ fn parse_args() -> ArgMatches {
                 .short('a')
                 .required(false),
         )
-        .arg(
-            Arg::new("os")
-                .help("The name of the target operating system.")
-                .long("os")
-                .short('o')
-                .required(false),
-        )
         .arg(
             Arg::new("directory")
                 .help("The output directory to write the generated files to.")
@@ -113,9 +106,7 @@ fn parse_args() -> ArgMatches {
         .get_matches()
 }
 
-fn extract_args(
-    matches: &ArgMatches,
-) -> Result<(Option<String>, ConnectorArgs, String, usize, &PathBuf)> {
+fn extract_args(matches: &ArgMatches) -> Result<(Option<String>, ConnectorArgs, usize, &PathBuf)> {
     use std::str::FromStr;
 
     let log_level = match matches.get_count("verbose") {
@@ -144,17 +135,8 @@ fn extract_args(
         .map(|s| ConnectorArgs::from_str(&s).expect("unable to parse connector arguments"))
         .unwrap_or_default();
 
-    let os_name = matches
-        .get_one::<String>("os")
-        .map(|s| s.to_string())
-        .unwrap_or_else(|| match env::consts::OS {
-            "linux" => "linux".to_string(),
-            "windows" => "win32".to_string(),
-            os => panic!("unsupported os: {}", os),
-        });
-
     let indent_size = *matches.get_one::<usize>("indent-size").unwrap();
     let out_dir = matches.get_one::<PathBuf>("directory").unwrap();
 
-    Ok((conn_name, conn_args, os_name, indent_size, out_dir))
+    Ok((conn_name, conn_args, indent_size, out_dir))
 }