use std::{fs, io, path::Path, process::Command};
use anyhow::{bail, Result};
use assert_fs::fixture::{FileTouch, PathChild};
use tracing::warn;
pub fn npm_init<T>(parent: &T) -> Result<()>
where
T: PathChild + AsRef<Path>,
{
fs::create_dir_all(parent.as_ref())?;
match Command::new("npm")
.args(["init", "--yes"])
.current_dir(parent.as_ref())
.output()
{
Ok(output) if output.status.success() => Ok(()),
Ok(output) => bail!("npm init failed: {:?}", output),
Err(e) if e.kind() == io::ErrorKind::NotFound => {
warn!("failed to exec npm: {}", e);
parent.child("package.json").touch()?;
Ok(())
}
Err(e) => Err(e.into()),
}
}