Class: StructurePrint

Inherits:
Object
  • Object
show all
Includes:
ConfigReader
Defined in:
lib/print.rb

Instance Method Summary collapse

Methods included from ConfigReader

#config_dir, #config_file, #imkdir, #mk_config_dir, #mk_user_dir, #param, #user_file

Constructor Details

#initialize(sep_char) ⇒ StructurePrint

Returns a new instance of StructurePrint.



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# File 'lib/print.rb', line 191

def initialize(sep_char)
  @sep_char = sep_char
end

Instance Method Details

#extract_printed_columns(indexes, values, index_value, add_index = false) ⇒ Object 



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# File 'lib/print.rb', line 213

def extract_printed_columns(indexes, values, index_value, add_index = false)
  print_values = []
  print_values << index_value.to_s if add_index
  indexes.each { |index|
    print_values << values[index]
  }
  print_values
end

#get_indexes(level, key_array) ⇒ Object 



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# File 'lib/print.rb', line 195

def get_indexes(level, key_array)
  print_config_file = config_file("print.cfg")
  if File.exists? print_config_file
    level.gsub!(/\[\d*\]/, '')
    level_map = JSON.parse(File.open(print_config_file).read)
    if level_map.has_key? level
      column_names = level_map[level]
      result = []
      column_names.each { |name|
        index = key_array.index name
        result << index
      }
      return result
    end
  end
  (0...key_array.length).to_a
end

#istructure_print(struct, level, header, add_index = false) ⇒ Object 



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# File 'lib/print.rb', line 230

def istructure_print(struct, level, header, add_index = false)
  if (struct.class == Array)
    struct.each_with_index { |elt, index|
      istructure_print(elt, level, header, struct.length > 1)
      header = false
    }
  elsif (struct.class == Hash)
    # print top level elements of hash
    indexes = get_indexes(level, struct.keys)
    if @table.nil?
      @table = TablePrint.new(@sep_char, *extract_printed_columns(indexes, struct.keys, "item", add_index))
      @rownum = 0
    end
    values = []
    struct.keys.each { |key|
      value = struct[key]
      if (value.nil?)
        value = "null"
      elsif (value.class == Array)
        value = "[" + value.length.to_s + "]"
      elsif (value.class == String)
      elsif (value.class == Fixnum)
        value = value.to_s
      elsif (value.class == Hash)
        value = "..."
      elsif value.class == TrueClass
        value = "true"
      elsif value.class == FalseClass
        value = "false"
      else
        value = "<" + value.class.to_s + ">"
      end
      values << value
    }
    @rownum += 1
    @table.append(*extract_printed_columns(indexes, values, @rownum, add_index))
  else
    puts struct.to_s
  end
end

#structure_print(struct, level, header = true) ⇒ Object 



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# File 'lib/print.rb', line 222

def structure_print(struct, level, header = true)
  istructure_print(struct, level, header)
  if $debug
    puts "level = #{level}"
  end
  @table.print_table(header) if @table
end