From 43d3b72f480a630a4dc1d8b558a0f4e18ae244cd Mon Sep 17 00:00:00 2001
From: Adrian Heine <mail@adrianheine.de>
Date: Tue, 24 Sep 2019 22:56:38 +0200
Subject: [PATCH] Improve Cron

---
 src/symbols/cron.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/symbols/cron.rs b/src/symbols/cron.rs
index f27ab25..23ca311 100644
--- a/src/symbols/cron.rs
+++ b/src/symbols/cron.rs
@@ -38,15 +38,18 @@ where
     let tab = self
       .command_runner
       .get_output("crontab", &["-l", "-u", &self.user])?;
-    return Ok(tab == self.content.bytes().collect::<Vec<u8>>());
+    Ok(tab == self.content.bytes().collect::<Vec<u8>>())
   }
 
   fn execute(&self) -> Result<(), Box<dyn Error>> {
-    self.command_runner.run_with_args_and_stdin(
+    let output = self.command_runner.run_with_args_and_stdin(
       "crontab",
       &["-u", &self.user, "-"],
       &self.content,
     )?;
+    if !output.status.success() {
+      return Err(String::from_utf8(output.stderr)?.into());
+    }
     Ok(())
   }