clean up formatting a bit

1 files changed, 31 insertions, 0 deletions

diff --git a/src/format.rs b/src/format.rs
new file mode 100644
index 0000000..2d59465
--- /dev/null
+++ b/src/format.rs
@@ -0,0 +1,31 @@
+use std::os::unix::process::ExitStatusExt as _;
+
+pub fn exit_status(status: std::process::ExitStatus) -> String {
+    if let Some(sig) = status.signal() {
+        if let Some(name) = signal_hook::low_level::signal_name(sig) {
+            format!("{:4} ", &name[3..])
+        } else {
+            format!("SIG{} ", sig)
+        }
+    } else {
+        format!("{:03}  ", status.code().unwrap())
+    }
+}
+
+pub fn duration(dur: std::time::Duration) -> String {
+    let secs = dur.as_secs();
+    let nanos = dur.subsec_nanos();
+    if secs > 60 {
+        let mins = secs / 60;
+        let secs = secs - mins * 60;
+        format!("{}m{}s", mins, secs)
+    } else if secs > 0 {
+        format!("{}.{:03}s", secs, nanos / 1_000_000)
+    } else if nanos >= 1_000_000 {
+        format!("{}ms", nanos / 1_000_000)
+    } else if nanos >= 1_000 {
+        format!("{}us", nanos / 1_000)
+    } else {
+        format!("{}ns", nanos)
+    }
+}