1 files changed, 103 insertions, 0 deletions
diff --git a/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-struct/mrblib/struct.rb b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-struct/mrblib/struct.rb
new file mode 100644
index 00000000..7cf3dd3a
--- /dev/null
+++ b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-struct/mrblib/struct.rb
@@ -0,0 +1,103 @@
+##
+# Struct
+#
+# ISO 15.2.18
+
+if Object.const_defined?(:Struct)
+  class Struct
+
+    ##
+    # Calls the given block for each element of +self+
+    # and pass the respective element.
+    #
+    # ISO 15.2.18.4.4
+    def each(&block)
+      self.class.members.each{|field|
+        block.call(self[field])
+      }
+      self
+    end
+
+    ##
+    # Calls the given block for each element of +self+
+    # and pass the name and value of the respectiev
+    # element.
+    #
+    # ISO 15.2.18.4.5
+    def each_pair(&block)
+      self.class.members.each{|field|
+        block.call(field.to_sym, self[field])
+      }
+      self
+    end
+
+    ##
+    # Calls the given block for each element of +self+
+    # and returns an array with all elements of which
+    # block is not false.
+    #
+    # ISO 15.2.18.4.7
+    def select(&block)
+      ary = []
+      self.class.members.each{|field|
+        val = self[field]
+        ary.push(val) if block.call(val)
+      }
+      ary
+    end
+
+    def _inspect
+      name = self.class.to_s
+      if name[0] == "#"
+        str = "#<struct "
+      else
+        str = "#<struct #{name} "
+      end
+      buf = []
+      self.each_pair do |k,v|
+        buf.push [k.to_s + "=" + v._inspect]
+      end
+      str + buf.join(", ") + ">"
+    end
+
+    ##
+    # call-seq:
+    #   struct.to_s      -> string
+    #   struct.inspect   -> string
+    #
+    # Describe the contents of this struct in a string.
+    #
+    # 15.2.18.4.10(x)
+    #
+    def inspect
+      begin
+        self._inspect
+      rescue SystemStackError
+        "#<struct #{self.class.to_s}:...>"
+      end
+    end
+
+    ##
+    # 15.2.18.4.11(x)
+    #
+    alias to_s inspect
+  end
+
+  ##
+  # call-seq:
+  #   hsh.dig(key,...)                 -> object
+  #
+  # Extracts the nested value specified by the sequence of <i>key</i>
+  # objects by calling +dig+ at each step, returning +nil+ if any
+  # intermediate step is +nil+.
+  #
+  def dig(idx,*args)
+    n = self[idx]
+    if args.size > 0
+      n&.dig(*args)
+    else
+      n
+    end
+  end
+end
+