Class: Verilog::FileList

Inherits:
Object
  • Object
show all
Defined in:
lib/verilog/file_list.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(a_filelist = '') ⇒ FileList

Expected usage Use FileList to create an array of files included in design FileList is then used to create a Path, which loads the files into memory FileList and Path are separated in case you want a file list with out actually having to open the files



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# File 'lib/verilog/file_list.rb', line 10

def initialize( a_filelist='' )
  @files = []
  unless ( a_filelist == '')
    parse_list!( a_filelist )
  end
end

Instance Attribute Details

#files ⇒ Object (readonly)

Returns the value of attribute files.



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# File 'lib/verilog/file_list.rb', line 4

def files
  @files
end

Instance Method Details

#parse_list(filelist) ⇒ Object

Unsure of the name for this open : it does open the file but not like other open calls load : opens file and loads content, load! does not imply what it modifies parse_list is descriptive but not what it modifies



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# File 'lib/verilog/file_list.rb', line 22

def parse_list( filelist )
  temp_files = []
  ## Splat (*) filelist into Array if single string
  [*filelist].each do |item|
    abort( "FileList parse_list item not found : #{item}") unless ::File.exist?( item )
    ::IO.readlines( item ).each do |line|
      ## Remove // or # comments 
      line = strip_comments( line )

      ## Expand Environment variables in strings
      line = expand_envvars( line )
      
      ## -incdir, include the entire contents of listed directory
      if line.match(/^\s*-incdir\s+(\S+)\s*/)
        temp_files << incdir($1)

      ## Recurse on -f (file.f including other files.f)
      elsif line.match(/^\s*-f\s+(\S+)\s*/)
        temp_files << parse_list($1)

      ## Ignore Whitespace
      elsif line.match(/^\s$/)
        next
     
      ## Append file list line to list of files
      else
        temp_files << line.strip
      end
    end
  end

  ## Recursion embeds arrays, return flat file list

  return temp_files.flatten
end

#parse_list!(filelist) ⇒ Object 



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# File 'lib/verilog/file_list.rb', line 58

def parse_list!( filelist )
  files.push( *parse_list( filelist ) )
end

#to_path ⇒ Object 



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# File 'lib/verilog/file_list.rb', line 62

def to_path
  new_path = Path.new

  self.files.each do |f|
    new_path.load_file( f )
  end

  return new_path
end