use std::process::{Command, Output, Stdio}; use anyhow::{Context, Result}; use crate::project_root; pub struct Cmd<'a> { pub unix: &'a str, pub windows: &'a str, pub work_dir: &'a str, } impl Cmd<'_> { pub fn run(self) -> Result<()> { if cfg!(windows) { run(self.windows, self.work_dir) } else { run(self.unix, self.work_dir) } } pub fn run_with_output(self) -> Result { if cfg!(windows) { run_with_output(self.windows, self.work_dir) } else { run_with_output(self.unix, self.work_dir) } } } pub fn run(cmdline: &str, dir: &str) -> Result<()> { do_run(cmdline, dir, &mut |c| { c.stdout(Stdio::inherit()); }) .map(|_| ()) } pub fn run_with_output(cmdline: &str, dir: &str) -> Result { do_run(cmdline, dir, &mut |_| {}) } fn do_run(cmdline: &str, dir: &str, f: &mut dyn FnMut(&mut Command)) -> Result { eprintln!("\nwill run: {}", cmdline); let proj_dir = project_root().join(dir); let mut args = cmdline.split_whitespace(); let exec = args.next().unwrap(); let mut cmd = Command::new(exec); f(cmd.args(args).current_dir(proj_dir).stderr(Stdio::inherit())); let output = cmd.output().with_context(|| format!("running `{}`", cmdline))?; if !output.status.success() { anyhow::bail!("`{}` exited with {}", cmdline, output.status); } Ok(output) }