Class: ClassFilter

Inherits:
Ripper::Filter
  • Object
show all
Defined in:
lib/class_filter.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(src) ⇒ ClassFilter

Returns a new instance of ClassFilter.



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# File 'lib/class_filter.rb', line 12

def initialize(src)
  super src
  
  @class_str = ''
  @methods_str = Array.new
  @method_filters = Array.new
  @methods = Array.new
  @is_class = false
  @is_method = false
end

Instance Attribute Details

#class ⇒ Object

Returns the value of attribute class.



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# File 'lib/class_filter.rb', line 10

def class
  @class
end

#class_str ⇒ Object

Returns the value of attribute class_str.



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# File 'lib/class_filter.rb', line 10

def class_str
  @class_str
end

#method_filters ⇒ Object

Returns the value of attribute method_filters.



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# File 'lib/class_filter.rb', line 10

def method_filters
  @method_filters
end

#methods_str ⇒ Object

Returns the value of attribute methods_str.



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# File 'lib/class_filter.rb', line 10

def methods_str
  @methods_str
end

Instance Method Details

#add_tok(tok) ⇒ Object 



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# File 'lib/class_filter.rb', line 23

def add_tok tok
  if @is_method
    @methods_str[-1] += tok
  elsif @is_class
    @class_str += tok
  end
end

#on_const(tok, f) ⇒ Object 



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# File 'lib/class_filter.rb', line 76

def on_const(tok, f)
  if @is_ancestors
    @parent_name += '::' + tok
  elsif @is_super
    @parent_name = tok
  elsif @is_class
    @class_name = tok
  end

  add_tok tok
end

#on_default(event, tok, f) ⇒ Object 



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# File 'lib/class_filter.rb', line 31

def on_default(event, tok, f)
  add_tok tok
end

#on_do_block(tok, f) ⇒ Object 



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# File 'lib/class_filter.rb', line 111

def on_do_block(tok, f)
  @is_do = true
  add_tok tok
end

#on_ident(tok, f) ⇒ Object 



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# File 'lib/class_filter.rb', line 67

def on_ident(tok, f)
  if @is_method && MigrationDefs::MethodName.include?(tok)
    @method_name = tok
    @class.add_method(tok)
  end

  add_tok tok
end

#on_kw(tok, f) ⇒ Object 



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# File 'lib/class_filter.rb', line 35

def on_kw(tok, f)
  if tok == 'class'
    @is_class = true
  elsif tok == 'def'
    @is_method = true
    @methods_str << ''
  elsif tok == 'do'
    @is_do = true
  end
  
  add_tok tok

  if tok == 'end'
    if @is_do
      @is_do = false
    elsif @is_func
      @is_func = false
    elsif @is_method
      @methods << @class.add_method(@method_name)
      @is_method = false
    elsif @is_class
      index = 0
      @methods_str.each do |m|
        @method_filters << MethodFilter.new(m, @methods[index])
        @method_filters.last.parse
        index += 1
      end
      @is_class = false
    end
  end
end

#on_lbrase(tok, f) ⇒ Object 



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# File 'lib/class_filter.rb', line 116

def on_lbrase(tok, f)
  @is_do = true
  add_tok tok
end

#on_nl(tok, f) ⇒ Object 



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# File 'lib/class_filter.rb', line 100

def on_nl(tok, f)
  if @is_class && !@class_name.nil?
    @class = MigrationDefs::MigrationClass.new(@class_name, @parent_name)
    @class_name = nil
    @is_ancestors = false
    @is_super = false
  end

  add_tok tok
end

#on_op(tok, f) ⇒ Object 



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# File 'lib/class_filter.rb', line 88

def on_op(tok, f)
  if @is_class
    if tok == '<'
      @is_super = true
    elsif @is_super && tok == '::'
      @is_ancestors = true
    end
  end

  add_tok tok
end

#on_rbrase(tok, f) ⇒ Object 



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# File 'lib/class_filter.rb', line 121

def on_rbrase(tok, f)
  @is_do = false
  add_tok tok
end