Split all implementations into single files

This way it's easier to create one's own serialisations by picking just
the desired ones and mixing them with one's own implementations.

9 files changed, 273 insertions, 241 deletions

diff --git a/lib/json/add/core.rb b/lib/json/add/core.rb
index 1ae00d0..37f3a5f 100644
--- a/lib/json/add/core.rb
+++ b/lib/json/add/core.rb
@@ -1,243 +1,11 @@
-# This file contains implementations of ruby core's custom objects for
+# This file requires the implementations of ruby core's custom objects for
 # serialisation/deserialisation.
 
-unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
-  require 'json'
-end
-require 'date'
-
-# Symbol serialization/deserialization
-class Symbol
-  # Returns a hash, that will be turned into a JSON object and represent this
-  # object.
-  def as_json(*)
-    {
-      JSON.create_id => self.class.name,
-      's'            => to_s,
-    }
-  end
-
-  # Stores class name (Symbol) with String representation of Symbol as a JSON string.
-  def to_json(*a)
-    as_json.to_json(*a)
-  end
-
-  # Deserializes JSON string by converting the <tt>string</tt> value stored in the object to a Symbol
-  def self.json_create(o)
-    o['s'].to_sym
-  end
-end
-
-# Time serialization/deserialization
-class Time
-
-  # Deserializes JSON string by converting time since epoch to Time
-  def self.json_create(object)
-    if usec = object.delete('u') # used to be tv_usec -> tv_nsec
-      object['n'] = usec * 1000
-    end
-    if respond_to?(:tv_nsec)
-      at(*object.values_at('s', 'n'))
-    else
-      at(object['s'], object['n'] / 1000)
-    end
-  end
-
-  # Returns a hash, that will be turned into a JSON object and represent this
-  # object.
-  def as_json(*)
-    {
-      JSON.create_id => self.class.name,
-      's'            => tv_sec,
-      'n'            => respond_to?(:tv_nsec) ? tv_nsec : tv_usec * 1000
-    }
-  end
-
-  # Stores class name (Time) with number of seconds since epoch and number of
-  # microseconds for Time as JSON string
-  def to_json(*args)
-    as_json.to_json(*args)
-  end
-end
-
-# Date serialization/deserialization
-class Date
-
-  # Deserializes JSON string by converting Julian year <tt>y</tt>, month
-  # <tt>m</tt>, day <tt>d</tt> and Day of Calendar Reform <tt>sg</tt> to Date.
-  def self.json_create(object)
-    civil(*object.values_at('y', 'm', 'd', 'sg'))
-  end
-
-  alias start sg unless method_defined?(:start)
-
-  # Returns a hash, that will be turned into a JSON object and represent this
-  # object.
-  def as_json(*)
-    {
-      JSON.create_id => self.class.name,
-      'y' => year,
-      'm' => month,
-      'd' => day,
-      'sg' => start,
-    }
-  end
-
-  # Stores class name (Date) with Julian year <tt>y</tt>, month <tt>m</tt>, day
-  # <tt>d</tt> and Day of Calendar Reform <tt>sg</tt> as JSON string
-  def to_json(*args)
-    as_json.to_json(*args)
-  end
-end
-
-# DateTime serialization/deserialization
-class DateTime
-
-  # Deserializes JSON string by converting year <tt>y</tt>, month <tt>m</tt>,
-  # day <tt>d</tt>, hour <tt>H</tt>, minute <tt>M</tt>, second <tt>S</tt>,
-  # offset <tt>of</tt> and Day of Calendar Reform <tt>sg</tt> to DateTime.
-  def self.json_create(object)
-    args = object.values_at('y', 'm', 'd', 'H', 'M', 'S')
-    of_a, of_b = object['of'].split('/')
-    if of_b and of_b != '0'
-      args << Rational(of_a.to_i, of_b.to_i)
-    else
-      args << of_a
-    end
-    args << object['sg']
-    civil(*args)
-  end
-
-  alias start sg unless method_defined?(:start)
-
-  # Returns a hash, that will be turned into a JSON object and represent this
-  # object.
-  def as_json(*)
-    {
-      JSON.create_id => self.class.name,
-      'y' => year,
-      'm' => month,
-      'd' => day,
-      'H' => hour,
-      'M' => min,
-      'S' => sec,
-      'of' => offset.to_s,
-      'sg' => start,
-    }
-  end
-
-  # Stores class name (DateTime) with Julian year <tt>y</tt>, month <tt>m</tt>,
-  # day <tt>d</tt>, hour <tt>H</tt>, minute <tt>M</tt>, second <tt>S</tt>,
-  # offset <tt>of</tt> and Day of Calendar Reform <tt>sg</tt> as JSON string
-  def to_json(*args)
-    as_json.to_json(*args)
-  end
-end
-
-# Range serialization/deserialization
-class Range
-
-  # Deserializes JSON string by constructing new Range object with arguments
-  # <tt>a</tt> serialized by <tt>to_json</tt>.
-  def self.json_create(object)
-    new(*object['a'])
-  end
-
-  # Returns a hash, that will be turned into a JSON object and represent this
-  # object.
-  def as_json(*)
-    {
-      JSON.create_id  => self.class.name,
-      'a'             => [ first, last, exclude_end? ]
-    }
-  end
-
-  # Stores class name (Range) with JSON array of arguments <tt>a</tt> which
-  # include <tt>first</tt> (integer), <tt>last</tt> (integer), and
-  # <tt>exclude_end?</tt> (boolean) as JSON string.
-  def to_json(*args)
-    as_json.to_json(*args)
-  end
-end
-
-# Struct serialization/deserialization
-class Struct
-
-  # Deserializes JSON string by constructing new Struct object with values
-  # <tt>v</tt> serialized by <tt>to_json</tt>.
-  def self.json_create(object)
-    new(*object['v'])
-  end
-
-  # Returns a hash, that will be turned into a JSON object and represent this
-  # object.
-  def as_json(*)
-    klass = self.class.name
-    klass.to_s.empty? and raise JSON::JSONError, "Only named structs are supported!"
-    {
-      JSON.create_id => klass,
-      'v'            => values,
-    }
-  end
-
-  # Stores class name (Struct) with Struct values <tt>v</tt> as a JSON string.
-  # Only named structs are supported.
-  def to_json(*args)
-    as_json.to_json(*args)
-  end
-end
-
-# Exception serialization/deserialization
-class Exception
-
-  # Deserializes JSON string by constructing new Exception object with message
-  # <tt>m</tt> and backtrace <tt>b</tt> serialized with <tt>to_json</tt>
-  def self.json_create(object)
-    result = new(object['m'])
-    result.set_backtrace object['b']
-    result
-  end
-
-  # Returns a hash, that will be turned into a JSON object and represent this
-  # object.
-  def as_json(*)
-    {
-      JSON.create_id => self.class.name,
-      'm'            => message,
-      'b'            => backtrace,
-    }
-  end
-
-  # Stores class name (Exception) with message <tt>m</tt> and backtrace array
-  # <tt>b</tt> as JSON string
-  def to_json(*args)
-    as_json.to_json(*args)
-  end
-end
-
-# Regexp serialization/deserialization
-class Regexp
-
-  # Deserializes JSON string by constructing new Regexp object with source
-  # <tt>s</tt> (Regexp or String) and options <tt>o</tt> serialized by
-  # <tt>to_json</tt>
-  def self.json_create(object)
-    new(object['s'], object['o'])
-  end
-
-  # Returns a hash, that will be turned into a JSON object and represent this
-  # object.
-  def as_json(*)
-    {
-      JSON.create_id => self.class.name,
-      'o'            => options,
-      's'            => source,
-    }
-  end
-
-  # Stores class name (Regexp) with options <tt>o</tt> and source <tt>s</tt>
-  # (Regexp or String) as JSON string
-  def to_json(*)
-    as_json.to_json
-  end
-end
+require 'json/add/date'
+require 'json/add/date_time'
+require 'json/add/exception'
+require 'json/add/range'
+require 'json/add/regexp'
+require 'json/add/struct'
+require 'json/add/symbol'
+require 'json/adđ/time'
diff --git a/lib/json/add/date.rb b/lib/json/add/date.rb
new file mode 100644
index 0000000..4288237
--- /dev/null
+++ b/lib/json/add/date.rb
@@ -0,0 +1,34 @@
+unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
+  require 'json'
+end
+require 'date'
+
+# Date serialization/deserialization
+class Date
+
+  # Deserializes JSON string by converting Julian year <tt>y</tt>, month
+  # <tt>m</tt>, day <tt>d</tt> and Day of Calendar Reform <tt>sg</tt> to Date.
+  def self.json_create(object)
+    civil(*object.values_at('y', 'm', 'd', 'sg'))
+  end
+
+  alias start sg unless method_defined?(:start)
+
+  # Returns a hash, that will be turned into a JSON object and represent this
+  # object.
+  def as_json(*)
+    {
+      JSON.create_id => self.class.name,
+      'y' => year,
+      'm' => month,
+      'd' => day,
+      'sg' => start,
+    }
+  end
+
+  # Stores class name (Date) with Julian year <tt>y</tt>, month <tt>m</tt>, day
+  # <tt>d</tt> and Day of Calendar Reform <tt>sg</tt> as JSON string
+  def to_json(*args)
+    as_json.to_json(*args)
+  end
+end
diff --git a/lib/json/add/date_time.rb b/lib/json/add/date_time.rb
new file mode 100644
index 0000000..5ea42ea
--- /dev/null
+++ b/lib/json/add/date_time.rb
@@ -0,0 +1,50 @@
+unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
+  require 'json'
+end
+require 'date'
+
+# DateTime serialization/deserialization
+class DateTime
+
+  # Deserializes JSON string by converting year <tt>y</tt>, month <tt>m</tt>,
+  # day <tt>d</tt>, hour <tt>H</tt>, minute <tt>M</tt>, second <tt>S</tt>,
+  # offset <tt>of</tt> and Day of Calendar Reform <tt>sg</tt> to DateTime.
+  def self.json_create(object)
+    args = object.values_at('y', 'm', 'd', 'H', 'M', 'S')
+    of_a, of_b = object['of'].split('/')
+    if of_b and of_b != '0'
+      args << Rational(of_a.to_i, of_b.to_i)
+    else
+      args << of_a
+    end
+    args << object['sg']
+    civil(*args)
+  end
+
+  alias start sg unless method_defined?(:start)
+
+  # Returns a hash, that will be turned into a JSON object and represent this
+  # object.
+  def as_json(*)
+    {
+      JSON.create_id => self.class.name,
+      'y' => year,
+      'm' => month,
+      'd' => day,
+      'H' => hour,
+      'M' => min,
+      'S' => sec,
+      'of' => offset.to_s,
+      'sg' => start,
+    }
+  end
+
+  # Stores class name (DateTime) with Julian year <tt>y</tt>, month <tt>m</tt>,
+  # day <tt>d</tt>, hour <tt>H</tt>, minute <tt>M</tt>, second <tt>S</tt>,
+  # offset <tt>of</tt> and Day of Calendar Reform <tt>sg</tt> as JSON string
+  def to_json(*args)
+    as_json.to_json(*args)
+  end
+end
+
+
diff --git a/lib/json/add/exception.rb b/lib/json/add/exception.rb
new file mode 100644
index 0000000..e6ad257
--- /dev/null
+++ b/lib/json/add/exception.rb
@@ -0,0 +1,31 @@
+unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
+  require 'json'
+end
+
+# Exception serialization/deserialization
+class Exception
+
+  # Deserializes JSON string by constructing new Exception object with message
+  # <tt>m</tt> and backtrace <tt>b</tt> serialized with <tt>to_json</tt>
+  def self.json_create(object)
+    result = new(object['m'])
+    result.set_backtrace object['b']
+    result
+  end
+
+  # Returns a hash, that will be turned into a JSON object and represent this
+  # object.
+  def as_json(*)
+    {
+      JSON.create_id => self.class.name,
+      'm'            => message,
+      'b'            => backtrace,
+    }
+  end
+
+  # Stores class name (Exception) with message <tt>m</tt> and backtrace array
+  # <tt>b</tt> as JSON string
+  def to_json(*args)
+    as_json.to_json(*args)
+  end
+end
diff --git a/lib/json/add/range.rb b/lib/json/add/range.rb
new file mode 100644
index 0000000..e61e553
--- /dev/null
+++ b/lib/json/add/range.rb
@@ -0,0 +1,29 @@
+unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
+  require 'json'
+end
+
+# Range serialization/deserialization
+class Range
+
+  # Deserializes JSON string by constructing new Range object with arguments
+  # <tt>a</tt> serialized by <tt>to_json</tt>.
+  def self.json_create(object)
+    new(*object['a'])
+  end
+
+  # Returns a hash, that will be turned into a JSON object and represent this
+  # object.
+  def as_json(*)
+    {
+      JSON.create_id  => self.class.name,
+      'a'             => [ first, last, exclude_end? ]
+    }
+  end
+
+  # Stores class name (Range) with JSON array of arguments <tt>a</tt> which
+  # include <tt>first</tt> (integer), <tt>last</tt> (integer), and
+  # <tt>exclude_end?</tt> (boolean) as JSON string.
+  def to_json(*args)
+    as_json.to_json(*args)
+  end
+end
diff --git a/lib/json/add/regexp.rb b/lib/json/add/regexp.rb
new file mode 100644
index 0000000..2fcbb6f
--- /dev/null
+++ b/lib/json/add/regexp.rb
@@ -0,0 +1,30 @@
+unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
+  require 'json'
+end
+
+# Regexp serialization/deserialization
+class Regexp
+
+  # Deserializes JSON string by constructing new Regexp object with source
+  # <tt>s</tt> (Regexp or String) and options <tt>o</tt> serialized by
+  # <tt>to_json</tt>
+  def self.json_create(object)
+    new(object['s'], object['o'])
+  end
+
+  # Returns a hash, that will be turned into a JSON object and represent this
+  # object.
+  def as_json(*)
+    {
+      JSON.create_id => self.class.name,
+      'o'            => options,
+      's'            => source,
+    }
+  end
+
+  # Stores class name (Regexp) with options <tt>o</tt> and source <tt>s</tt>
+  # (Regexp or String) as JSON string
+  def to_json(*)
+    as_json.to_json
+  end
+end
diff --git a/lib/json/add/struct.rb b/lib/json/add/struct.rb
new file mode 100644
index 0000000..6847cde
--- /dev/null
+++ b/lib/json/add/struct.rb
@@ -0,0 +1,30 @@
+unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
+  require 'json'
+end
+
+# Struct serialization/deserialization
+class Struct
+
+  # Deserializes JSON string by constructing new Struct object with values
+  # <tt>v</tt> serialized by <tt>to_json</tt>.
+  def self.json_create(object)
+    new(*object['v'])
+  end
+
+  # Returns a hash, that will be turned into a JSON object and represent this
+  # object.
+  def as_json(*)
+    klass = self.class.name
+    klass.to_s.empty? and raise JSON::JSONError, "Only named structs are supported!"
+    {
+      JSON.create_id => klass,
+      'v'            => values,
+    }
+  end
+
+  # Stores class name (Struct) with Struct values <tt>v</tt> as a JSON string.
+  # Only named structs are supported.
+  def to_json(*args)
+    as_json.to_json(*args)
+  end
+end
diff --git a/lib/json/add/symbol.rb b/lib/json/add/symbol.rb
new file mode 100644
index 0000000..03dc9a5
--- /dev/null
+++ b/lib/json/add/symbol.rb
@@ -0,0 +1,25 @@
+unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
+  require 'json'
+end
+
+# Symbol serialization/deserialization
+class Symbol
+  # Returns a hash, that will be turned into a JSON object and represent this
+  # object.
+  def as_json(*)
+    {
+      JSON.create_id => self.class.name,
+      's'            => to_s,
+    }
+  end
+
+  # Stores class name (Symbol) with String representation of Symbol as a JSON string.
+  def to_json(*a)
+    as_json.to_json(*a)
+  end
+
+  # Deserializes JSON string by converting the <tt>string</tt> value stored in the object to a Symbol
+  def self.json_create(o)
+    o['s'].to_sym
+  end
+end
diff --git a/lib/json/add/time.rb b/lib/json/add/time.rb
new file mode 100644
index 0000000..abc807a
--- /dev/null
+++ b/lib/json/add/time.rb
@@ -0,0 +1,35 @@
+unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
+  require 'json'
+end
+
+# Time serialization/deserialization
+class Time
+
+  # Deserializes JSON string by converting time since epoch to Time
+  def self.json_create(object)
+    if usec = object.delete('u') # used to be tv_usec -> tv_nsec
+      object['n'] = usec * 1000
+    end
+    if respond_to?(:tv_nsec)
+      at(*object.values_at('s', 'n'))
+    else
+      at(object['s'], object['n'] / 1000)
+    end
+  end
+
+  # Returns a hash, that will be turned into a JSON object and represent this
+  # object.
+  def as_json(*)
+    {
+      JSON.create_id => self.class.name,
+      's'            => tv_sec,
+      'n'            => respond_to?(:tv_nsec) ? tv_nsec : tv_usec * 1000
+    }
+  end
+
+  # Stores class name (Time) with number of seconds since epoch and number of
+  # microseconds for Time as JSON string
+  def to_json(*args)
+    as_json.to_json(*args)
+  end
+end