Class: ConvertDfhmdf

Inherits:
Object
  • Object
show all
Includes:
Dfhmdf
Defined in:
lib/convert_dfhmdf.rb

Constant Summary

Constants included from Dfhmdf

Dfhmdf::VERSION

Instance Method Summary collapse

Methods included from Dfhmdf

#clear, #dfhmdf?, #field_label, #field_length, #parse_operands, #parse_tokens, #te3270_text_field, #tokenize_line, #x_coordinate, #y_coordinate

Instance Method Details

#close_file ⇒ Object 



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# File 'lib/convert_dfhmdf.rb', line 62

def close_file
  @source_file.close
end

#ingest_macro ⇒ Object 



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# File 'lib/convert_dfhmdf.rb', line 21

def ingest_macro
  macro_end = false
  @macro_source = ''
  current_line = read_line
  begin
    if current_line == nil || current_line.length < 72 || current_line[71] == ' '
      macro_end = true
    end  
    @macro_source << squish(current_line)
    current_line = read_line unless macro_end
  end while macro_end == false
  @macro_source
end

#macro_source ⇒ Object 



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# File 'lib/convert_dfhmdf.rb', line 44

def macro_source
  @macro_source
end

#open_file ⇒ Object 



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# File 'lib/convert_dfhmdf.rb', line 54

def open_file
  if ARGV[0] == nil
    abort 'Usage: ruby make_fields.rb inputfilename' 
  end
  @source_file = File.open(ARGV[0], 'r')
  @eof = false
end

#process_macro(dfhmdf_macro) ⇒ Object 



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# File 'lib/convert_dfhmdf.rb', line 17

def process_macro dfhmdf_macro
  parse_tokens tokenize_line dfhmdf_macro
end

#read_line ⇒ Object 



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# File 'lib/convert_dfhmdf.rb', line 48

def read_line
  line = @source_file.readline
  @eof = @source_file.eof?
  line
end

#run ⇒ Object 



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# File 'lib/convert_dfhmdf.rb', line 6

def run
  open_file
  begin
    clear
    ingest_macro
    process_macro @macro_source
    puts te3270_text_field if dfhmdf?
  end while @eof == false
  close_file
end

#squish(str) ⇒ Object 



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# File 'lib/convert_dfhmdf.rb', line 39

def squish str
  str[71] = ' ' unless str.length < 72
  str.split.join(' ')
end