Add run_bench to Cargo.toml.

parser/Cargo.toml

@@ -43,3 +43,7 @@ path = "tools/dump_events.rs"
 [[bin]]
 name = "time_parse"
 path = "tools/time_parse.rs"
+
+[[bin]]
+name = "run_bench"
+path = "tools/run_bench.rs"

parser/tools/bench_compare/src/main.rs

@@ -1,6 +1,6 @@
 use std::{fs::File, io::BufWriter, io::Write, path::Path};
 
-use anyhow::Error;
+use anyhow::{Context, Error};
 use serde::{Deserialize, Serialize};
 
 fn main() {
@@ -51,11 +51,12 @@ fn run_bench(config: &Config) -> Result<(), Error> {
             println!("Running {input_basename} against {}", parser.name);
             // Run benchmark
             let path = Path::new(&parser.path).join("run_bench");
-            let output = std::process::Command::new(path)
+            let output = std::process::Command::new(&path)
                 .arg(input)
                 .arg(&iterations)
                 .arg("--output-yaml")
-                .output()?;
+                .output()
+                .with_context(|| format!("While running {path:?} against {input}"))?;
             // Check exit status.
             if output.status.code().unwrap_or(1) == 0 {
                 let s = String::from_utf8_lossy(&output.stdout);

parser/tools/run_bench.rs

@@ -1,11 +1,9 @@
 #![allow(clippy::cast_possible_truncation, clippy::cast_precision_loss)]
 
-use std::{env, fs::File, io::prelude::*};
 use saphyr_parser::{
-    parser::{MarkedEventReceiver, Parser},
-    scanner::Marker,
-    Event,
+    Event, Marker, {MarkedEventReceiver, Parser},
 };
+use std::{env, fs::File, io::prelude::*};
 
 /// A sink which discards any event sent.
 struct NullSink {}