From ae1983bce1a65ecb736c3ce752eb228a4e3227b9 Mon Sep 17 00:00:00 2001
From: Mohamed Hegazy <mhegazy@microsoft.com>
Date: Wed, 22 Mar 2017 12:45:36 -0700
Subject: [PATCH] Show help if `--all` is specifided without `--help`

---
 src/compiler/tsc.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/tsc.ts b/src/compiler/tsc.ts
index a62bad393ab..4fd3ecb02bb 100644
--- a/src/compiler/tsc.ts
+++ b/src/compiler/tsc.ts
@@ -225,7 +225,7 @@ namespace ts {
             return sys.exit(ExitStatus.Success);
         }
 
-        if (commandLine.options.help) {
+        if (commandLine.options.help || commandLine.options.all) {
             printVersion();
             printHelp(commandLine.options.all);
             return sys.exit(ExitStatus.Success);