More stuff

src/lib.rs

@@ -1,10 +1,18 @@
+use std::io;
+use std::process::Command;
+
 pub mod logos;
 
+#[derive(Copy, Clone, Debug)]
 pub enum Os {
     ArchLinux,
 }
 
 impl Os {
+    pub fn detect() -> Option<Os> {
+        Some(Os::ArchLinux)
+    }
+
     pub fn ascii_logo(self) -> &'static str {
         match self {
             Os::ArchLinux => logos::archlinux::ASCII_LOGO,
@@ -16,4 +24,29 @@ impl Os {
             Os::ArchLinux => "Arch Linux",
         }
     }
+
+    pub fn style(self) -> &'static str {
+        match self {
+            Os::ArchLinux => "\x1B[36;1m",
+        }
+    }
+
+    pub fn unstyle(self) -> &'static str {
+        "\x1B[0m"
+    }
 }
+
+macro_rules! define_command_function {
+    ($name: ident, $command: expr, $args: expr) => {
+        pub fn $name() -> io::Result<String> {
+            Ok(String::from(std::str::from_utf8(&Command::new($command)
+                .args(&$args)
+                .output()?
+                .stdout).unwrap()))
+        }
+    }
+}
+
+define_command_function!(kernel, "uname", ["-msr"]);
+define_command_function!(uptime, "uptime", ["-p"]);
+

src/main.rs

@@ -2,7 +2,7 @@ use std::env::var;
 use std::fs::File;
 use std::io::Read;
 
-use tfetch::Os;
+use tfetch::{kernel, uptime, Os};
 
 pub fn main() {
 
@@ -10,13 +10,22 @@ pub fn main() {
     let mut hostname_file = File::open("/etc/hostname").unwrap();
     hostname_file.read_to_string(&mut hostname).unwrap();
 
-    let username = format!("\x1B[36;1m{}\x1B[0m@\x1B[36;1m{}\x1B[0m", var("USER").unwrap(), hostname);
-    let osname = format!("\x1B[36;1mOS:\x1B[0m {}\n", Os::ArchLinux.name());
+    let os = Os::detect().unwrap();
+    let style = os.style();
+    let unstyle = os.unstyle();
+
+    let username = format!("{style}{}{unstyle}@{style}{}{unstyle}", var("USER").unwrap(), hostname, style = style, unstyle = unstyle);
+    let osname = format!("{style}OS:{unstyle} {}\n", Os::ArchLinux.name(), style = style, unstyle = unstyle);
+
+    let kernel = format!("{style}Kernel:{unstyle} {}", kernel().unwrap(), style = style, unstyle = unstyle);
+    let uptime = format!("{style}Uptime:{unstyle} {}", &uptime().unwrap()[3..], style = style, unstyle = unstyle);
 
     let info = [
         String::from("\n"),
         username,
         osname,
+        kernel,
+        uptime,
     ];
 
     let mut logo_iterator = Os::ArchLinux.ascii_logo().lines();