Class: V::Adapters::Git::Object

Inherits:
Object
  • Object
show all
Defined in:
lib/v/adapters/git/object.rb

Overview

book.git-scm.com/1_the_git_object_model.html

Constant Summary collapse

DEFN = 
'def %s(*args, &block) type.%s self, *args, &block end'
INSPECT_EXCLUDES = 
[:'@content', :'@name', :'@type']
@@types = 
{}

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(environment, attrs) ⇒ Object

Returns a new instance of Object.



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# File 'lib/v/adapters/git/object.rb', line 40

def initialize(environment, attrs)
  @environment = environment
  assign attrs
end

Instance Attribute Details

#environment ⇒ Object (readonly)

Returns the value of attribute environment.



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# File 'lib/v/adapters/git/object.rb', line 38

def environment
  @environment
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/v/adapters/git/object.rb', line 38

def name
  @name
end

Class Method Details

.register_methods(*methods) ⇒ Object 



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# File 'lib/v/adapters/git/object.rb', line 30

def self.register_methods(*methods)
  methods.each { |method| class_eval DEFN.gsub('%s', method.to_s) }
end

.register_type(type) ⇒ Object 



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# File 'lib/v/adapters/git/object.rb', line 34

def self.register_type(type)
  @@types.update type
end

Instance Method Details

#==(other) ⇒ Object

Returns true if the other object has the same type and name, false otherwise.



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# File 'lib/v/adapters/git/object.rb', line 85

def ==(other)
  type === other and name == other.name
end

#content(reload = false) ⇒ Object

Content depends on type. Since this object is typecasted on demand content can be assigned during initialize (e.g. after commit).



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# File 'lib/v/adapters/git/object.rb', line 52

def content(reload = false)
  @content = type.content self if reload or not defined? @content
  @content
end

#inspect ⇒ Object 



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# File 'lib/v/adapters/git/object.rb', line 66

def inspect
  attrs = instance_variables.inject([]) { |m, i|
    if INSPECT_EXCLUDES.include? :"#{ i }" then m
    else
      m << "#{ i }=#{ instance_variable_get(:"#{ i }").inspect }"
    end
  } * ' '
  type = "#{ @type }".capitalize

  "#<Git::#{ type }:#{ @name } #{ attrs } @content=[...]>"
end

#path(*basenames) ⇒ Object

Returns the path to the object in the current root.



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# File 'lib/v/adapters/git/object.rb', line 79

def path(*basenames)
  type.path @parent, @basenames, *basenames
end

#size ⇒ Object Also known as: length 



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# File 'lib/v/adapters/git/object.rb', line 56

def size
  content.size
end

#to_s ⇒ Object 



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# File 'lib/v/adapters/git/object.rb', line 61

def to_s
  type.to_s self
end

#type ⇒ Object

Keep this lazy! Most objects only need a name.



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# File 'lib/v/adapters/git/object.rb', line 46

def type
  @@types.fetch @type
end