do something other than echo

src/line.rs

@@ -1,8 +1,3 @@
-use crate::{error::Error, stdout_handle};
-
-use anyhow::Result;
-use windows::Win32::System::Console;
-
 pub struct Line {
     /// the current contents of the line
     chars: Vec<char>,
@@ -24,17 +19,10 @@ impl Line {
         self.chars.clear();
     }
 
-    pub fn print(&self) -> Result<()> {
+    pub fn pop(&mut self) -> String {
         let s: String = self.chars.iter().collect();
-        unsafe {
-            Error::check(Console::WriteConsoleA(
-                stdout_handle()?,
-                s.as_bytes(),
-                None,
-                None,
-            ))?;
-        }
-        Ok(())
+        self.clear();
+        s
     }
 
     pub fn back(&mut self) -> bool {

src/main.rs

@@ -141,6 +141,16 @@ fn newline(stdout: HANDLE) -> Result<()> {
     Ok(())
 }
 
+fn eval(line: String) -> Result<()> {
+    if line == "pwd" {
+        let pb = std::env::current_dir()?;
+        println!("{}", pb.as_path().as_os_str().to_str().unwrap());
+        return Ok(());
+    }
+    println!("{}", line);
+    Ok(())
+}
+
 fn main() -> Result<()> {
     match Log::file("C:\\Users\\JordanOrelli\\wash.log") {
         Ok(f) => {
@@ -169,10 +179,8 @@ fn main() -> Result<()> {
 
                 if event.code == key::ENTER {
                     newline(stdout)?;
-                    line.print()?;
-                    newline(stdout)?;
+                    eval(line.pop())?;
                     prompt.print()?;
-                    line.clear();
                     continue;
                 }
 
@@ -187,7 +195,6 @@ fn main() -> Result<()> {
                             Error::check(Console::WriteConsoleA(stdout, text.as_bytes(), None, None))?;
                         }
                         let tail = format!("{} ", line.tail());
-                        let n = tail.chars().count();
                         unsafe {
                             Error::check(Console::WriteConsoleA(
                                 stdout,