1 files changed, 24 insertions, 0 deletions
diff --git a/src/bin/obnam-benchmark.rs b/src/bin/obnam-benchmark.rs
index 41118cb..4ac3e4d 100644
--- a/src/bin/obnam-benchmark.rs
+++ b/src/bin/obnam-benchmark.rs
@@ -1,5 +1,6 @@
 use log::{debug, error, info};
 use obnam_benchmark::junk::junk;
+use obnam_benchmark::report::Reporter;
 use obnam_benchmark::result::SuiteMeasurements;
 use obnam_benchmark::specification::Specification;
 use obnam_benchmark::suite::Suite;
@@ -30,6 +31,7 @@ fn real_main() -> anyhow::Result<()> {
         Command::Run(x) => x.run()?,
         Command::Spec(x) => x.run()?,
         Command::Steps(x) => x.run()?,
+        Command::Report(x) => x.run()?,
     }
 
     Ok(())
@@ -54,6 +56,9 @@ enum Command {
 
     /// Show the steps for running a benchmark.
     Steps(Steps),
+
+    /// Report results for several benchmarks.
+    Report(Report),
 }
 
 #[derive(Debug, StructOpt)]
@@ -166,3 +171,22 @@ impl Steps {
         Ok(())
     }
 }
+
+#[derive(Debug, StructOpt)]
+struct Report {
+    /// Names of the results file for which to produce a report.
+    #[structopt(parse(from_os_str))]
+    filenames: Vec<PathBuf>,
+}
+
+impl Report {
+    fn run(&self) -> anyhow::Result<()> {
+        info!("Reporting results");
+        let mut report = Reporter::default();
+        for filename in self.filenames.iter() {
+            report.push(SuiteMeasurements::from_file(filename)?);
+        }
+        report.write(&mut std::io::stdout())?;
+        Ok(())
+    }
+}