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use std::fs::File;
use std::io::Write;
use std::path::Path;
use std::process::Command;
/// A generic check that can be run against a checkout
pub struct EvalChecker {
name: String,
command: String,
args: Vec<String>,
}
impl EvalChecker {
pub fn new(name: &str, command: &str, args: Vec<String>) -> EvalChecker {
EvalChecker {
name: name.to_owned(),
command: command.to_owned(),
args,
}
}
pub fn name(&self) -> &str {
&self.name
}
pub fn execute(&self, path: &Path) -> Result<File, File> {
let output = Command::new(&self.command)
.args(&self.args)
.current_dir(path)
.output();
let tmp = tempfile::NamedTempFile::new().expect("Failed to create temp file");
let tmp_path = tmp.into_temp_path().to_path_buf();
match output {
Ok(result) => {
let mut f = File::create(&tmp_path).expect("Failed to create output file");
f.write_all(&result.stdout).ok();
f.write_all(&result.stderr).ok();
drop(f);
let file = File::open(&tmp_path).expect("Failed to open output file");
if result.status.success() {
Ok(file)
} else {
Err(file)
}
}
Err(e) => {
let mut f = File::create(&tmp_path).expect("Failed to create output file");
write!(f, "Failed to execute {}: {}", self.command, e).ok();
drop(f);
Err(File::open(&tmp_path).expect("Failed to open output file"))
}
}
}
pub fn cli_cmd(&self) -> String {
let mut cli = vec![self.command.clone()];
cli.append(&mut self.args.clone());
cli.join(" ")
}
}
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