From: Brian Smith <bcsmith@fb.com>
Date: Fri, 17 Mar 2017 05:19:53 +0000 (-0700)
Subject: Put the full help before the options
X-Git-Tag: v2017.03.20.00~2
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=folly.git;a=commitdiff_plain;h=aee35091f1e7c24e15aa1443c5d25c88ecf420e9

Put the full help before the options

Summary: This is more in line with "traditional" output from cli tools on *nix.

Reviewed By: yfeldblum

Differential Revision: D4719055

fbshipit-source-id: 2389a4a2a49f18d4b3d0257f68036f73f8fbc49e
---

diff --git a/folly/experimental/NestedCommandLineApp.cpp b/folly/experimental/NestedCommandLineApp.cpp
index a50374a9..8904f3c7 100644
--- a/folly/experimental/NestedCommandLineApp.cpp
+++ b/folly/experimental/NestedCommandLineApp.cpp
@@ -143,14 +143,14 @@ void NestedCommandLineApp::displayHelp(
         info.argStr.empty() ? "" : " ",
         info.argStr.c_str());
 
+    printf("%s\n", info.fullHelp.c_str());
+
     std::cout << globalOptions_;
 
     if (!info.options.options().empty()) {
       printf("\n");
       std::cout << info.options;
     }
-
-    printf("\n%s\n", info.fullHelp.c_str());
   }
 }