Add some Pathname methods

elia · elia · commit f6928bba7418 · 2014-10-27T23:53:12.000+01:00
diff --git a/spec/rubyspecs b/spec/rubyspecs
@@ -256,6 +256,7 @@ corelib/language/while_spec
 
 stdlib/rubysl-singleton/spec/
 stdlib/rubysl-observer/spec/
+stdlib/rubysl-pathname/spec/
 
 stdlib/rubysl-strscan/spec/bol_spec
 stdlib/rubysl-strscan/spec/check_spec
@@ -315,14 +316,6 @@ stdlib/rubysl-set/spec/to_a_spec
 # stdlib/rubysl-set/spec/superset_spec
 # stdlib/rubysl-set/spec/union_spec
 
-
-
-
-stdlib/rubysl-pathname/spec/new_spec
-stdlib/rubysl-pathname/spec/equal_value_spec
-stdlib/rubysl-pathname/spec/absolute_spec
-stdlib/rubysl-pathname/spec/relative_spec
-
 stdlib/rubysl-date/spec/date/add_spec
 stdlib/rubysl-date/spec/date/eql_spec
 stdlib/rubysl-date/spec/date/minus_spec
diff --git a/stdlib/pathname.rb b/stdlib/pathname.rb
@@ -1,5 +1,5 @@
 class Pathname
-  def initialize path
+  def initialize(path)
     raise ArgumentError if path == "\0"
     @path = path
   end
@@ -18,14 +18,38 @@ def relative?
     !absolute?
   end
 
+  def root?
+    @path == '/'
+  end
+
+  def parent
+    new_path = @path.sub(%r{/([^/]+/?$)}, '')
+    new_path = absolute? ? '/' : '.' if new_path == ''
+    Pathname.new(new_path)
+  end
+
+  def sub(*args)
+    Pathname.new(@path.sub(*args))
+  end
+
+  def cleanpath
+    `return $opal.normalize_loadable_path(#@path)`
+  end
+
   def to_path
     @path
   end
+
+  def hash
+    @path
+  end
+
   alias :to_str :to_path
   alias :to_s :to_path
 end
 
 module Kernel
   def Pathname(path)
+    Pathname.new(path)
   end
 end
