Replace install_name/install_ref with alias_path

Library/Homebrew/formula.rb

@@ -61,7 +61,7 @@ class Formula
   # The name specified when installing this {Formula}.
   # Could be the name of the {Formula}, or an alias.
   # e.g. `another-name-for-this-formula`
-  attr_reader :install_name
+  attr_reader :alias_path
 
   # The fully-qualified name of this {Formula}.
   # For core formula it's the same as {#name}.
@@ -148,10 +148,10 @@ class Formula
   attr_accessor :build
 
   # @private
-  def initialize(name, path, spec, install_name: name)
+  def initialize(name, path, spec, alias_path: nil)
     @name = name
     @path = path
-    @install_name = install_name
+    @alias_path = alias_path
     @revision = self.class.revision || 0
     @version_scheme = self.class.version_scheme || 0
 
@@ -508,21 +508,6 @@ class Formula
     installed_prefixes.map { |dir| Keg.new(dir) }
   end
 
-  # Formula reference to use to get an identical installation of the formula.
-  #
-  # Usually, the formula's path is a good canonical identifier for the formula.
-  # Just using whatever was passed to `brew install` isn't a good idea, because
-  # if it was e.g. a URL, it could end up being downloaded twice.
-  #
-  # However, if the formula was installed with an alias (i.e. `install_name` is
-  # different from `name`), that should be used instead so that information is
-  # preserved. Aliases are looked up in repositories that have already been
-  # tapped, so we don't have to worry about doing extra HTTP requests, or other
-  # expensive operations, when looking them up again.
-  def install_ref
-    install_name == name ? path : install_name
-  end
-
   # The directory where the formula's binaries should be installed.
   # This is symlinked into `HOMEBREW_PREFIX` after installation or with
   # `brew link` for formulae that are not keg-only.

Library/Homebrew/formula_installer.rb

@@ -589,7 +589,7 @@ class FormulaInstaller
       -I #{HOMEBREW_LOAD_PATH}
       --
       #{HOMEBREW_LIBRARY_PATH}/build.rb
-      #{formula.install_ref}
+      #{formula.alias_path || formula.path}
     ].concat(build_argv)
 
     Sandbox.print_sandbox_message if Sandbox.formula?(formula)

Library/Homebrew/formulary.rb

@@ -69,17 +69,16 @@ class Formulary
     # The formula's ruby file's path or filename
     attr_reader :path
     # The name used to install the formula
-    attr_reader :install_name
+    attr_reader :alias_path
 
     def initialize(name, path)
       @name = name
       @path = path.resolved_path
-      @install_name = name
     end
 
     # Gets the formula instance.
     def get_formula(spec)
-      klass.new(name, path, spec, :install_name => install_name)
+      klass.new(name, path, spec, :alias_path => alias_path)
     end
 
     def klass
@@ -121,7 +120,7 @@ class Formulary
       path = alias_path.resolved_path
       name = path.basename(".rb").to_s
       super name, path
-      @install_name = alias_path.basename.to_s
+      @alias_path = alias_path
     end
   end
 

Library/Homebrew/tab.rb

@@ -27,7 +27,7 @@ class Tab < OpenStruct
       "time" => Time.now.to_i,
       "source_modified_time" => formula.source_modified_time.to_i,
       "HEAD" => HOMEBREW_REPOSITORY.git_head,
-      "install_name" => formula.install_name,
+      "alias_path" => formula.alias_path.to_s,
       "compiler" => compiler,
       "stdlib" => stdlib,
       "source" => {
@@ -162,7 +162,7 @@ class Tab < OpenStruct
       "time" => nil,
       "source_modified_time" => 0,
       "HEAD" => nil,
-      "install_name" => nil,
+      "alias_path" => nil,
       "stdlib" => nil,
       "compiler" => DevelopmentTools.default_compiler,
       "source" => {
@@ -294,7 +294,7 @@ class Tab < OpenStruct
       "time" => time,
       "source_modified_time" => source_modified_time.to_i,
       "HEAD" => self.HEAD,
-      "install_name" => install_name,
+      "alias_path" => alias_path,
       "stdlib" => (stdlib.to_s if stdlib),
       "compiler" => (compiler.to_s if compiler),
       "source" => source

Library/Homebrew/test/fixtures/receipt.json

@@ -11,7 +11,7 @@
   "poured_from_bottle": true,
   "time": 1403827774,
   "HEAD": "deadbeefdeadbeefdeadbeefdeadbeefdeadbeef",
-  "install_name": "test-formula",
+  "alias_path": "test-formula",
   "stdlib": "libcxx",
   "compiler": "clang",
   "source": {

Library/Homebrew/test/test_formula.rb

@@ -8,30 +8,15 @@ class FormulaTests < Homebrew::TestCase
     name = "formula_name"
     path = Formulary.core_path(name)
     spec = :stable
-    install_name = "formula_alias"
+    alias_path = "formula_alias"
 
-    f = klass.new(name, path, spec, :install_name => install_name)
+    f = klass.new(name, path, spec, :alias_path => alias_path)
     assert_equal name, f.name
     assert_equal path, f.path
-    assert_equal install_name, f.install_name
+    assert_equal alias_path, f.alias_path
     assert_raises(ArgumentError) { klass.new }
   end
 
-  def test_install_ref_with_alias
-    name = "formula_name"
-    path = Formulary.core_path(name)
-    spec = :stable
-    install_name = "formula_alias"
-
-    f = Testball.new(name, path, spec, :install_name => install_name)
-    assert_equal f.install_name, f.install_ref
-  end
-
-  def test_install_ref_with_non_alias
-    f = Testball.new
-    assert_equal f.path, f.install_ref
-  end
-
   def test_prefix
     f = Testball.new
     assert_equal HOMEBREW_CELLAR/f.name/"0.1", f.prefix

Library/Homebrew/test/test_formulary.rb

@@ -85,10 +85,11 @@ class FormularyFactoryTest < Homebrew::TestCase
   def test_factory_from_alias
     alias_dir = CoreTap.instance.alias_dir
     alias_dir.mkpath
-    FileUtils.ln_s @path, alias_dir/"foo"
+    alias_path = alias_dir/"foo"
+    FileUtils.ln_s @path, alias_path
     result = Formulary.factory("foo")
     assert_kind_of Formula, result
-    assert_equal "foo", result.install_name
+    assert_equal alias_path, result.alias_path
   ensure
     alias_dir.rmtree
   end

Library/Homebrew/test/test_tab.rb

@@ -43,7 +43,7 @@ class TabTests < Homebrew::TestCase
     assert_nil tab.stable_version
     assert_nil tab.devel_version
     assert_nil tab.head_version
-    assert_nil tab.install_name
+    assert_nil tab.alias_path
     assert_equal DevelopmentTools.default_compiler, tab.cxxstdlib.compiler
     assert_nil tab.cxxstdlib.type
   end
@@ -117,7 +117,7 @@ class TabTests < Homebrew::TestCase
     assert_equal "2.14", tab.stable_version.to_s
     assert_equal "2.15", tab.devel_version.to_s
     assert_equal "HEAD-0000000", tab.head_version.to_s
-    assert_equal "test-formula", tab.install_name
+    assert_equal "test-formula", tab.alias_path
   end
 
   def test_to_json
@@ -135,7 +135,7 @@ class TabTests < Homebrew::TestCase
     assert_equal @tab.stable_version, tab.stable_version
     assert_equal @tab.devel_version, tab.devel_version
     assert_equal @tab.head_version, tab.head_version
-    assert_equal @tab.install_name, tab.install_name
+    assert_equal @tab.alias_path, tab.alias_path
   end
 
   def test_remap_deprecated_options

Library/Homebrew/test/testball.rb

@@ -1,5 +1,5 @@
 class Testball < Formula
-  def initialize(name = "testball", path = Pathname.new(__FILE__).expand_path, spec = :stable, install_name: name)
+  def initialize(name = "testball", path = Pathname.new(__FILE__).expand_path, spec = :stable, alias_path: nil)
     self.class.instance_eval do
       stable.url "file://#{File.expand_path("..", __FILE__)}/tarballs/testball-0.1.tbz"
       stable.sha256 TESTBALL_SHA256

Library/Homebrew/test/testball_bottle.rb

@@ -1,5 +1,5 @@
 class TestballBottle < Formula
-  def initialize(name = "testball_bottle", path = Pathname.new(__FILE__).expand_path, spec = :stable, install_name: name)
+  def initialize(name = "testball_bottle", path = Pathname.new(__FILE__).expand_path, spec = :stable, alias_path: nil)
     self.class.instance_eval do
       stable.url "file://#{File.expand_path("..", __FILE__)}/tarballs/testball-0.1.tbz"
       stable.sha256 TESTBALL_SHA256