Method: SOCMaker::HDLFile#init_with

Defined in:
lib/soc_maker/hdl_file.rb

#init_with(coder) ⇒ Object

Initialization method (from yaml)

coder

An instance of the Psych::Coder to init this class from a YAML file



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# File 'lib/soc_maker/hdl_file.rb', line 103

def init_with( coder )

  init_error_if !( coder.is_a?( Hash ) || coder.is_a?( Psych::Coder ) ), 
              'coder is not given as Hash neither as Psych::Coder'

  # check path
  init_error 'no filepath specified' if coder[ 'path' ] == nil
  @path = coder[ 'path' ]
  init_error 'path must be of type string' if !@path.is_a?( String )

  # auto-complete to 'true'
  @use_syn      = coder[ 'use_syn'     ] || true
  @use_sys_sim  = coder[ 'use_sys_sim' ] || true
  @use_mod_sim  = coder[ 'use_mod_sim' ] || true

  # ensure, that the thee use... fields are boolean
  init_error 'use_syn field must be true of false' if !!@use_syn != @use_syn
  init_error 'use_sys_sim field must be true of false' if !!@use_sys_sim != @use_sys_sim
  init_error 'use_mod_sim field must be true of false' if !!@use_mod_sim != @use_mod_sim 

  # if the file-type is not given, we try to auto-detect it
  #   *.vhd  ->  vhdl
  #   *.v    ->  verilog
  #   (see conf[ :vhdl_file_regex ] and 
  #        conf[ :verilog_file_regex ] )
  if  coder[ 'type' ] == nil 
    if @path =~ SOCMaker::conf[ :vhdl_file_regex ]
      SOCMaker::logger.warn "Auto-detected vhdl file type for #{ @path }"
      @type = 'vhdl'
    elsif @path =~ SOCMaker::conf[ :verilog_file_regex ]
      SOCMaker::logger.warn "Auto-detected verilog file type for #{ @path }"
      @type = 'verilog'
    else
      init_error "Cant auto-detect file type for #{path}" 
    end
  else
    # if the file-type is given, ensure, that it is either 'vhdl' or 'verilog'
    init_error  "The type must be 'vhdl' or 'verilog'",
      instance: @path,
      field:    'type' if !SOCMaker::conf[ :hdl_type_regex ].match( coder[ 'type' ] )
    @type = coder[ 'type' ]
  end

end