1 files changed, 13 insertions, 0 deletions
diff --git a/subplotlib/src/steplibrary/runcmd.rs b/subplotlib/src/steplibrary/runcmd.rs
index fc93b7e..b90f8b7 100644
--- a/subplotlib/src/steplibrary/runcmd.rs
+++ b/subplotlib/src/steplibrary/runcmd.rs
@@ -8,6 +8,7 @@ pub use crate::prelude::*;
 use std::collections::HashMap;
 use std::env::{self, JoinPathsError};
 use std::ffi::{OsStr, OsString};
+use std::fmt::Debug;
 use std::io::Write;
 use std::path::{Path, PathBuf};
 use std::process::{Command, Stdio};
@@ -27,6 +28,18 @@ pub struct Runcmd {
     stderr: Vec<u8>,
 }
 
+impl Debug for Runcmd {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.debug_struct("Runcmd")
+            .field("env", &self.env)
+            .field("paths", &self.paths)
+            .field("exitcode", &self.exitcode)
+            .field("stdout", &String::from_utf8_lossy(&self.stdout))
+            .field("stderr", &String::from_utf8_lossy(&self.stderr))
+            .finish()
+    }
+}
+
 // Note, this prefix requires that the injection env vars must have
 // names which are valid unicode (and ideally ASCII)
 const ENV_INJECTION_PREFIX: &str = "SUBPLOT_ENV_";