From ca6b360c8a2c40bec3cf04bb4c9198ad30779309 Mon Sep 17 00:00:00 2001
From: Nick Cameron <ncameron@mozilla.com>
Date: Tue, 31 Jul 2018 13:41:49 +1200
Subject: [PATCH] Emit 0 exit code for --version and similar operations

Fixes #2878
---
 src/bin/main.rs | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/bin/main.rs b/src/bin/main.rs
index 05752055e060..7faa85573520 100644
--- a/src/bin/main.rs
+++ b/src/bin/main.rs
@@ -172,19 +172,19 @@ fn execute(opts: &Options) -> Result<i32, failure::Error> {
     match determine_operation(&matches)? {
         Operation::Help(HelpOp::None) => {
             print_usage_to_stdout(opts, "");
-            return Ok(1);
+            return Ok(0);
         }
         Operation::Help(HelpOp::Config) => {
             Config::print_docs(&mut stdout(), options.unstable_features);
-            return Ok(1);
+            return Ok(0);
         }
         Operation::Help(HelpOp::FileLines) => {
             print_help_file_lines();
-            return Ok(1);
+            return Ok(0);
         }
         Operation::Version => {
             print_version();
-            return Ok(1);
+            return Ok(0);
         }
         Operation::ConfigOutputDefault { path } => {
             let toml = Config::default().all_options().to_toml().map_err(err_msg)?;
@@ -194,7 +194,7 @@ fn execute(opts: &Options) -> Result<i32, failure::Error> {
             } else {
                 io::stdout().write_all(toml.as_bytes())?;
             }
-            return Ok(1);
+            return Ok(0);
         }
         Operation::Stdin { input } => format_string(input, options),
         Operation::Format {