Pathname#version: support bottle version

Closes Homebrew/homebrew#40365. Signed-off-by: Xu Cheng <xucheng@me.com>
2015-06-04 14:15:28 +08:00 · 2015-06-04 14:15:28 +08:00 · ef7eb0750c
commit ef7eb0750c
parent aa49da2600
1 changed files with 10 additions and 1 deletions
--- a/Library/Homebrew/extend/pathname.rb
+++ b/Library/Homebrew/extend/pathname.rb
@ -197,7 +197,16 @@ class Pathname

  def version
    require 'version'
-    Version.parse(self)
+    if BOTTLE_EXTNAME_RX === to_s
+      begin
+        receipt = Utils.popen_read("tar", "-tzf", to_s, "*/*/INSTALL_RECEIPT.json").chomp
+        Version.new(receipt.split("/", 3)[1])
+      rescue
+        Version.parse(self)
+      end
+    else
+      Version.parse(self)
+    end
  end

  def compression_type