From f8ad9d7efd5f3f489ed3c1671f16eb2a2eaef822 Mon Sep 17 00:00:00 2001
From: Markus Reiter
Date: Thu, 27 Apr 2017 10:44:44 +0200
Subject: Use `PATH` where possible.

---
 Library/Homebrew/extend/ENV/shared.rb | 11 ++++++-----
 Library/Homebrew/extend/ENV/super.rb  |  2 +-
 2 files changed, 7 insertions(+), 6 deletions(-)

(limited to 'Library/Homebrew/extend')

diff --git a/Library/Homebrew/extend/ENV/shared.rb b/Library/Homebrew/extend/ENV/shared.rb
index 2cdc2f83a..6fa9b7778 100644
--- a/Library/Homebrew/extend/ENV/shared.rb
+++ b/Library/Homebrew/extend/ENV/shared.rb
@@ -1,6 +1,7 @@
 require "formula"
 require "compilers"
 require "development_tools"
+require "PATH"
 
 # Homebrew extends Ruby's `ENV` to make our code more readable.
 # Implemented in {SharedEnvExtension} and either {Superenv} or
@@ -80,7 +81,7 @@ module SharedEnvExtension
   end
 
   def append_path(key, path)
-    append key, path, File::PATH_SEPARATOR if File.directory? path
+    self[key] = PATH.new(self[key]).append(path)
   end
 
   # Prepends a directory to `PATH`.
@@ -92,7 +93,7 @@ module SharedEnvExtension
   # (e.g. <pre>ENV.prepend_path "PATH", which("emacs").dirname</pre>)
   def prepend_path(key, path)
     return if %w[/usr/bin /bin /usr/sbin /sbin].include? path.to_s
-    prepend key, path, File::PATH_SEPARATOR if File.directory? path
+    self[key] = PATH.new(self[key]).prepend(path)
   end
 
   def prepend_create_path(key, path)
@@ -196,7 +197,7 @@ module SharedEnvExtension
 
   # @private
   def userpaths!
-    paths = self["PATH"].split(File::PATH_SEPARATOR)
+    paths = PATH.new(self["PATH"]).to_a
     # put Superenv.bin and opt path at the first
     new_paths = paths.select { |p| p.start_with?("#{HOMEBREW_REPOSITORY}/Library/ENV", "#{HOMEBREW_PREFIX}/opt") }
     # XXX hot fix to prefer brewed stuff (e.g. python) over /usr/bin.
@@ -211,7 +212,7 @@ module SharedEnvExtension
         nil
       end
     end - %w[/usr/X11/bin /opt/X11/bin]
-    self["PATH"] = new_paths.uniq.join(File::PATH_SEPARATOR)
+    self["PATH"] = PATH.new(new_paths.uniq)
   end
 
   def fortran
@@ -244,7 +245,7 @@ module SharedEnvExtension
     else
       if (gfortran = which("gfortran", (HOMEBREW_PREFIX/"bin").to_s))
         ohai "Using Homebrew-provided fortran compiler."
-      elsif (gfortran = which("gfortran", ORIGINAL_PATHS.join(File::PATH_SEPARATOR)))
+      elsif (gfortran = which("gfortran", PATH.new(ORIGINAL_PATHS)))
         ohai "Using a fortran compiler found at #{gfortran}."
       end
       if gfortran
diff --git a/Library/Homebrew/extend/ENV/super.rb b/Library/Homebrew/extend/ENV/super.rb
index 90215da28..ac60e13cd 100644
--- a/Library/Homebrew/extend/ENV/super.rb
+++ b/Library/Homebrew/extend/ENV/super.rb
@@ -104,7 +104,7 @@ module Superenv
     path = PATH.new(Superenv.bin)
 
     # Formula dependencies can override standard tools.
-    path.append(deps.map { |d| d.opt_bin.to_s })
+    path.append(deps.map(&:opt_bin))
     path.append(homebrew_extra_paths)
     path.append("/usr/bin", "/bin", "/usr/sbin", "/sbin")
 
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