From 1ebc63f232bfc13aa911bd3a722ebb26a8b03384 Mon Sep 17 00:00:00 2001
From: Markus Reiter <me@reitermark.us>
Date: Sun, 27 Oct 2019 18:27:59 +0100
Subject: [PATCH] Don't add leading whitespace to `_JAVA_OPTIONS`.

---
 Library/Homebrew/formula.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index 52f2f643c3..3be9be5850 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -1706,7 +1706,7 @@ class Formula
       TERM:          "dumb",
       PATH:          PATH.new(ENV["PATH"], HOMEBREW_PREFIX/"bin"),
       HOMEBREW_PATH: nil,
-      _JAVA_OPTIONS: "#{ENV["_JAVA_OPTIONS"]} -Duser.home=#{HOMEBREW_CACHE}/java_cache",
+      _JAVA_OPTIONS: "#{ENV["_JAVA_OPTIONS"]&.+(" ")}-Duser.home=#{HOMEBREW_CACHE}/java_cache",
       GOCACHE:       "#{HOMEBREW_CACHE}/go_cache",
       CARGO_HOME:    "#{HOMEBREW_CACHE}/cargo_cache",
     }
@@ -2030,7 +2030,7 @@ class Formula
       unless ARGV.interactive?
         stage_env[:HOME] = env_home
         stage_env[:_JAVA_OPTIONS] =
-          "#{ENV["_JAVA_OPTIONS"]} -Duser.home=#{HOMEBREW_CACHE}/java_cache"
+          "#{ENV["_JAVA_OPTIONS"]&.+(" ")}-Duser.home=#{HOMEBREW_CACHE}/java_cache"
         stage_env[:GOCACHE] = "#{HOMEBREW_CACHE}/go_cache"
         stage_env[:CARGO_HOME] = "#{HOMEBREW_CACHE}/cargo_cache"
         stage_env[:CURL_HOME] = ENV["CURL_HOME"] || ENV["HOME"]