lambda_mountain 1.12.9

Lambda Mountain
Documentation 
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use std::process::Command;
use glob::glob;

fn rm(p: &str) {
   if std::path::Path::new(p).is_file() {
      std::fs::remove_file(p).expect(&format!("Could not remove file: {}",p))
   }
   assert!( !std::path::Path::new(p).is_file() );
}

fn compile_compiler() {
   rm("bootstrap");
   rm("bootstrap.s");
   rm("bootstrap.o");
   rm("production");
   rm("production.s");
   rm("production.o");
   let exit = Command::new("as")
                      .stdout(std::process::Stdio::piped())
                      .stderr(std::process::Stdio::piped())
                      .arg("-o")
                      .arg("bootstrap.o")
                      .arg("BOOTSTRAP/cli.s")
                      .spawn()
                      .expect("failed to execute process")
                      .wait_with_output()
                      .expect("failed to wait for process");
   if !exit.status.success() {
      let stderr = String::from_utf8_lossy(&exit.stderr).to_string();
      panic!("as error code: {}", stderr);
   };
   let exit = Command::new("ld")
                      .stdout(std::process::Stdio::piped())
                      .stderr(std::process::Stdio::piped())
                      .arg("-o")
                      .arg("bootstrap")
                      .arg("bootstrap.o")
                      .spawn()
                      .expect("failed to execute process")
                      .wait_with_output()
                      .expect("failed to wait for process");
   if !exit.status.success() {
      let stderr = String::from_utf8_lossy(&exit.stderr).to_string();
      panic!("ld error code: {}", stderr);
   };
   let exit = Command::new("./bootstrap")
                      .stdout(std::process::Stdio::piped())
                      .stderr(std::process::Stdio::piped())
                      .arg("-o")
                      .arg("production.s")
                      .arg("--debug")
                      .arg("PRODUCTION/cli.lm")
                      .spawn()
                      .expect("failed to execute process")
                      .wait_with_output()
                      .expect("failed to wait for process");
   if !exit.status.success() {
      let stderr = String::from_utf8_lossy(&exit.stderr).to_string();
      panic!("lm error code: {}", stderr);
   };
   let exit = Command::new("as")
                      .stdout(std::process::Stdio::piped())
                      .stderr(std::process::Stdio::piped())
                      .arg("-o")
                      .arg("production.o")
                      .arg("production.s")
                      .spawn()
                      .expect("failed to execute process")
                      .wait_with_output()
                      .expect("failed to wait for process");
   if !exit.status.success() {
      let stderr = String::from_utf8_lossy(&exit.stderr).to_string();
      panic!("as error code: {}", stderr);
   };
   let exit = Command::new("ld")
                      .stdout(std::process::Stdio::piped())
                      .stderr(std::process::Stdio::piped())
                      .arg("-o")
                      .arg("production")
                      .arg("production.o")
                      .spawn()
                      .expect("failed to execute process")
                      .wait_with_output()
                      .expect("failed to wait for process");
   if !exit.status.success() {
      let stderr = String::from_utf8_lossy(&exit.stderr).to_string();
      panic!("ld error code: {}", stderr);
   };
}

fn run_unit(unit: &str) {
   println!("Run unit test {}", unit);
   let exit = Command::new("./production")
                      .stdout(std::process::Stdio::piped())
                      .stderr(std::process::Stdio::piped())
                      .arg("-o")
                      .arg("unit.s")
                      .arg("--debug")
                      .arg(unit)
                      .spawn()
                      .expect("failed to execute process")
                      .wait_with_output()
                      .expect("failed to wait for process");
   if !exit.status.success() {
      let stderr = String::from_utf8_lossy(&exit.stderr).to_string();
      panic!("./production error code: {}", stderr);
   };
   let exit = Command::new("as")
                      .stdout(std::process::Stdio::piped())
                      .stderr(std::process::Stdio::piped())
                      .arg("-o")
                      .arg("unit.o")
                      .arg("unit.s")
                      .spawn()
                      .expect("failed to execute process")
                      .wait_with_output()
                      .expect("failed to wait for process");
   if !exit.status.success() {
      let stderr = String::from_utf8_lossy(&exit.stderr).to_string();
      panic!("as error code: {}", stderr);
   };
   let exit = Command::new("ld")
                      .stdout(std::process::Stdio::piped())
                      .stderr(std::process::Stdio::piped())
                      .arg("-o")
                      .arg("unit")
                      .arg("unit.o")
                      .spawn()
                      .expect("failed to execute process")
                      .wait_with_output()
                      .expect("failed to wait for process");
   if !exit.status.success() {
      let stderr = String::from_utf8_lossy(&exit.stderr).to_string();
      panic!("ld error code: {}", stderr);
   };
   let exit = Command::new("./unit")
                      .stdout(std::process::Stdio::piped())
                      .stderr(std::process::Stdio::piped())
                      .spawn()
                      .expect("failed to execute process")
                      .wait_with_output()
                      .expect("failed to wait for process");
   if !exit.status.success() {
      let stdout = String::from_utf8_lossy(&exit.stdout).to_string();
      let stderr = String::from_utf8_lossy(&exit.stderr).to_string();
      panic!("./unit error code:\n{}{}", stdout, stderr);
   };
}

//#[test]
//fn unit_test_suite() {
//   compile_compiler();
//   for entry in glob("tests/unit/*.lm").unwrap() {
//      let entry = entry.unwrap().display().to_string();
//     run_unit(&entry);
//   }
//}