Class: RgGen::VerilogUtility::Identifier

Inherits:
Object
  • Object
show all
Includes:
InputBase::RegxpPatterns
Defined in:
lib/rggen/core_components/verilog_utility/identifier.rb

Constant Summary collapse

TYPE_CONVERSIONS = 
[
  :to_a, :to_ary, :to_hash, :to_int, :to_io, :to_proc, :to_regexp, :to_str
].freeze

Constants included from InputBase::RegxpPatterns

InputBase::RegxpPatterns::BIN_REGEXP, InputBase::RegxpPatterns::DEC_REGEXP, InputBase::RegxpPatterns::HEX_REGEXP, InputBase::RegxpPatterns::OCT_REGEXP, InputBase::RegxpPatterns::UNSIGNED_NUMBER_REGEXP, InputBase::RegxpPatterns::VARIABLE_NAME_REGEXP

Instance Method Summary collapse

Methods included from InputBase::RegxpPatterns

included

Constructor Details

#initialize(name, width = nil, array_dimensions = nil, array_format = nil) ⇒ Identifier 



6
7
8
9
10
11
 
# File 'lib/rggen/core_components/verilog_utility/identifier.rb', line 6

def initialize(name, width = nil, array_dimensions = nil, array_format = nil)
  @name             = name
  @width            = width
  @array_dimensions = array_dimensions
  @array_format     = array_format || :unpacked
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args) ⇒ Object 



37
38
39
40
41
42
 
# File 'lib/rggen/core_components/verilog_utility/identifier.rb', line 37

def method_missing(name, *args)
  args.size.zero? || (return super)
  TYPE_CONVERSIONS.include?(name) && (return super)
  (name =~ variable_name) || (return super)
  Identifier.new("#{@name}.#{name}", nil, nil, nil)
end

Instance Method Details

#[](array_index_or_msb, lsb = array_index_or_msb) ⇒ Object 



17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/rggen/core_components/verilog_utility/identifier.rb', line 17

def [](array_index_or_msb, lsb = array_index_or_msb)
  if array_index_or_msb.nil?
    self
  else
    new_name  =
      if array_index_or_msb.is_a?(Array)
        "#{@name}#{array_selection(array_index_or_msb)}"
      elsif array_index_or_msb == lsb
        "#{@name}[#{array_index_or_msb}]"
      else
        "#{@name}[#{array_index_or_msb}:#{lsb}]"
      end
    Identifier.new(new_name, nil, nil, nil)
  end
end

#respond_to_missing?(symbol, include_private) ⇒ Boolean 



44
45
46
47
48
 
# File 'lib/rggen/core_components/verilog_utility/identifier.rb', line 44

def respond_to_missing?(symbol, include_private)
  TYPE_CONVERSIONS.include?(symbol) && (return super)
  symbol =~ variable_name || (return super)
  true
end

#to_s ⇒ Object 



13
14
15
 
# File 'lib/rggen/core_components/verilog_utility/identifier.rb', line 13

def to_s
  @name.to_s
end