@@ -413,10 +413,26 @@ fn triage_test(
}
}
+/// Try to find the hyperfine binary the user has installed.
+fn hyp_binary() -> Option<Command> {
+ const HYP_PATH: &str = "hyperfine";
+ const HYP_HOME: &str = "~/.cargo/bin/hyperfine";
+ if Command::new(HYP_PATH).output().is_err() {
+ if Command::new(HYP_HOME).output().is_err() {
+ None
+ } else {
+ Some(Command::new(HYP_HOME))
+ }
+ } else {
+ Some(Command::new(HYP_PATH))
+ }
+}
+
/// Profiles a given test with hyperfine, returning the mean and standard deviation
/// for its runtime. If the test errors, returns `None` instead.
fn hyp_profile(t_bin: &str, t_name: &str, iterations: NonZero<usize>) -> Option<Timings> {
- let mut perf_cmd = Command::new("hyperfine");
+ let mut perf_cmd = hyp_binary().expect("Couldn't find the Hyperfine binary on the system");
+
// Warm up the cache and print markdown output to stdout, which we parse.
perf_cmd.args([
"--style",