1 files changed, 65 insertions, 0 deletions
diff --git a/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-symbol-ext/mrblib/symbol.rb b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-symbol-ext/mrblib/symbol.rb
new file mode 100644
index 00000000..1e3d24b8
--- /dev/null
+++ b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-symbol-ext/mrblib/symbol.rb
@@ -0,0 +1,65 @@
+class Symbol
+  include Comparable
+
+  alias intern to_sym
+
+  def to_proc
+    ->(obj,*args,&block) do
+      obj.__send__(self, *args, &block)
+    end
+  end
+
+  ##
+  # call-seq:
+  #   sym.capitalize  -> symbol
+  #
+  # Same as <code>sym.to_s.capitalize.intern</code>.
+
+  def capitalize
+    (self.to_s.capitalize! || self).to_sym
+  end
+
+  ##
+  # call-seq:
+  #   sym.downcase  -> symbol
+  #
+  # Same as <code>sym.to_s.downcase.intern</code>.
+
+  def downcase
+    (self.to_s.downcase! || self).to_sym
+  end
+
+  ##
+  # call-seq:
+  #   sym.upcase    -> symbol
+  #
+  # Same as <code>sym.to_s.upcase.intern</code>.
+
+  def upcase
+    (self.to_s.upcase! || self).to_sym
+  end
+
+  ##
+  # call-seq:
+  #   sym.casecmp(other)  -> -1, 0, +1 or nil
+  #
+  # Case-insensitive version of <code>Symbol#<=></code>.
+
+  def casecmp(other)
+    return nil unless other.kind_of?(Symbol)
+    lhs =  self.to_s; lhs.upcase!
+    rhs = other.to_s; rhs.upcase!
+    lhs <=> rhs
+  end
+
+  #
+  # call-seq:
+  #   sym.empty?   -> true or false
+  #
+  # Returns that _sym_ is :"" or not.
+
+  def empty?
+    self.length == 0
+  end
+
+end