From: Yehuda Katz <wycats@gmail.com>
Date: Fri, 9 May 2014 00:50:10 +0000 (-0700)
Subject: Add Show to ProcessBuilder
X-Git-Tag: archive/raspbian/0.35.0-2+rpi1~3^2^2^2^2^2^2^2~1069
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=ecf4f37f5ead1df68423f94cbdae937d0bebda9f;p=cargo.git

Add Show to ProcessBuilder
---

diff --git a/src/cargo/util/process_builder.rs b/src/cargo/util/process_builder.rs
index 4356dcab6..1740c9a4a 100644
--- a/src/cargo/util/process_builder.rs
+++ b/src/cargo/util/process_builder.rs
@@ -1,3 +1,5 @@
+use std::fmt;
+use std::fmt::{Show,Formatter};
 use std::os;
 use std::path::Path;
 use std::io;
@@ -13,6 +15,18 @@ pub struct ProcessBuilder {
     cwd: Path
 }
 
+impl Show for ProcessBuilder {
+    fn fmt(&self, f: &mut Formatter) -> fmt::Result {
+        try!(write!(f.buf, "`{}", self.program));
+
+        if self.args.len() > 0 {
+            try!(write!(f.buf, " {}", self.args.connect(" ")));
+        }
+
+        write!(f.buf, "`")
+    }
+}
+
 // TODO: Upstream a Windows/Posix branch to Rust proper
 static PATH_SEP : &'static str = ":";