init

src/arguments.rs

@@ -0,0 +1,8 @@
+use clap::Parser;
+
+#[derive(Parser, Debug)]
+#[command(version, about, long_about = None)]
+pub struct Arguments {
+    #[arg(short, long, help = "The menu prompt message", default_value_t = String::from(""))]
+    pub prompt: String,
+}

src/executables.rs

@@ -0,0 +1,34 @@
+use std::{error::Error, fs, path::Path};
+
+pub fn get_executables() -> Result<Vec<String>, Box<dyn Error>> {
+    let mut executables: Vec<String> = Vec::new();
+
+    get_files(Path::new("/usr/local"), &mut executables)?;
+    get_files(Path::new("/bin"), &mut executables)?;
+
+    Ok(executables)
+}
+
+pub fn get_files(path: &Path, files: &mut Vec<String>) -> Result<(), Box<dyn Error>> {
+    let dirs = fs::read_dir(path)?;
+
+    for e in dirs {
+        let entry = e.unwrap();
+        let file_type = entry.file_type()?;
+
+        if file_type.is_dir() {
+            get_files(&entry.path(), files)?;
+            continue;
+        }
+        match entry.file_name().into_string() {
+            Ok(file_name) => {
+                if !files.contains(&file_name) {
+                    files.push(file_name)
+                }
+            }
+            Err(_) => {}
+        }
+    }
+
+    Ok(())
+}

src/main.rs

@@ -0,0 +1,19 @@
+use std::{error::Error, process::{self, Stdio}};
+
+use clap::Parser;
+use executables::get_executables;
+
+mod arguments;
+mod executables;
+
+fn main() -> Result<(), Box<dyn Error>> {
+    let args = arguments::Arguments::parse();
+
+    let executables = get_executables()?;
+
+    Ok(())
+}
+
+fn run(program: impl ToString) {
+    let _ = process::Command::new(program.to_string()).stdin(Stdio::null()).stdout(Stdio::null()).stderr(Stdio::null()).spawn();
+}