lib/pa.rb in pa-1.2.2 vs lib/pa.rb in pa-1.2.3

@@ -215,10 +215,10 @@
   # @option o [String] base_dir
 	# @param [String, #path] path
 	def initialize(path, o={})
 		@path2 = Pa.get(path)
     # convert ~ to ENV["HOME"]
-    @path2.sub!(/^~/, ENV["HOME"]) if @path2 # nil
+    @path2.sub!(/^~/, ENV["HOME"].to_s) if @path2 # nil
     @options = o
 
     @rel = o[:rel] || ""
     @base_dir = o[:base_dir]