From 2eb366ff386674bcd2eec760fdaef25dff665063 Mon Sep 17 00:00:00 2001
From: Markus Reiter
Date: Tue, 24 Oct 2017 18:28:21 +0200
Subject: Fix `SystemCommand` without arguments.

---
 Library/Homebrew/compat/hbc.rb                |  1 +
 Library/Homebrew/compat/hbc/system_command.rb | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+)
 create mode 100644 Library/Homebrew/compat/hbc/system_command.rb

(limited to 'Library/Homebrew/compat')

diff --git a/Library/Homebrew/compat/hbc.rb b/Library/Homebrew/compat/hbc.rb
index 608d46e37..ebf8a9874 100644
--- a/Library/Homebrew/compat/hbc.rb
+++ b/Library/Homebrew/compat/hbc.rb
@@ -4,6 +4,7 @@ require "compat/hbc/cache"
 require "compat/hbc/caskroom"
 require "compat/hbc/cli"
 require "compat/hbc/dsl"
+require "compat/hbc/system_command"
 
 module Hbc
   class << self
diff --git a/Library/Homebrew/compat/hbc/system_command.rb b/Library/Homebrew/compat/hbc/system_command.rb
new file mode 100644
index 000000000..bb9187db3
--- /dev/null
+++ b/Library/Homebrew/compat/hbc/system_command.rb
@@ -0,0 +1,18 @@
+require "shellwords"
+
+module SystemCommandCompatibilityLayer
+  def initialize(executable, args: [], **options)
+    if args.empty? && !File.exist?(executable)
+      odeprecated "`system_command` with a shell string", "`system_command` with the `args` parameter"
+      executable, *args = Shellwords.shellsplit(executable)
+    end
+
+    super(executable, args: args, **options)
+  end
+end
+
+module Hbc
+  class SystemCommand
+    prepend SystemCommandCompatibilityLayer
+  end
+end
-- 
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