From deccbd5a3e05c09dafb037fcf6776297d9505dc0 Mon Sep 17 00:00:00 2001
From: Eric Guo <eric.guo@sandisk.com>
Date: Fri, 26 Feb 2016 20:44:23 +0800
Subject: [PATCH] Make `plugin :tmp_restart` behavior correct in Windows.

Inspired by below PR.

https://github.com/rails-api/active_model_serializers/pull/1014
---
 lib/puma/plugin.rb | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/lib/puma/plugin.rb b/lib/puma/plugin.rb
index da9b3284..289a0fbc 100644
--- a/lib/puma/plugin.rb
+++ b/lib/puma/plugin.rb
@@ -58,8 +58,21 @@ module Puma
   Plugins = PluginRegistry.new
 
   class Plugin
+    # Matches
+    #  "C:/Ruby22/lib/ruby/gems/2.2.0/gems/puma-3.0.1/lib/puma/plugin/tmp_restart.rb:3:in `<top (required)>'"
+    #  AS
+    #  C:/Ruby22/lib/ruby/gems/2.2.0/gems/puma-3.0.1/lib/puma/plugin/tmp_restart.rb
+    CALLER_FILE = /
+      \A       # start of string
+      .+       # file path (one or more characters)
+      (?=      # stop previous match when
+        :\d+     # a colon is followed by one or more digits
+        :in      # followed by a colon followed by in
+      )
+    /x
+
     def self.extract_name(ary)
-      path = ary.first.split(":").first
+      path = ary.first[CALLER_FILE]
 
       m = %r!puma/plugin/([^/]*)\.rb$!.match(path)
       return m[1]