Module: Run

Extended by:
Run
Included in:
Run
Defined in:
lib/run.rb,
lib/run/version.rb

Constant Summary collapse

VERSION = 
"0.1.2"

Instance Method Summary collapse

Instance Method Details

#bye ⇒ Object 



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# File 'lib/run.rb', line 138

def bye
  puts "\nBye"
  exit
end

#carriage_return ⇒ Object 



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# File 'lib/run.rb', line 125

def carriage_return
  @pos=0
  @line+=1
end

#help ⇒ Object 



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# File 'lib/run.rb', line 47

def help
  puts "  Usage: run\n\n  Options:\n    -h: show this message\n    -s: print stats\n    -l: message length [1: short, 2: medium, 3: long]\n    -q: print quotes.yml path\n  eof\n  exit\nend\n"

#parse_options(args) ⇒ Object 



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# File 'lib/run.rb', line 60

def parse_options(args)
  if args.first=='-s'
    stats
  end

  if args.first=='-q'
    puts quotes_file
    exit
  end

  if args.shift=='-l' and args.first.to_i > 0
    @max_length=args.first.to_i
    return
  end

  puts "Unknown option"
  bye
rescue => e
  "Bad options. For help: `run -h`"
end

#pos ⇒ Object 



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# File 'lib/run.rb', line 134

def pos
  @pos
end

#print_text ⇒ Object 



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# File 'lib/run.rb', line 105

def print_text
  print "\r"+text.sub(/(.{#{pos}})/,"#{@color}\\1#{@no_color}")+"\r"
end

#quotes ⇒ Object 



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# File 'lib/run.rb', line 93

def quotes
  YAML.load(open(quotes_file))
      .sort_by(&:length)
      .select {|e| e.size<@max_length}
rescue => e
  "Error while reading #{quotes_file}"
end

#quotes_file ⇒ Object 



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# File 'lib/run.rb', line 101

def quotes_file
  "#{__dir__}/run/quotes.yml"
end

#race(args) ⇒ Object 



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# File 'lib/run.rb', line 11

def race(args)
  help if !(args & %w[-h --help]).empty?

  parse_options(args) unless args.empty?

  @max_length||=4000

  @eot=0x03
  @eof=0x04

  if quotes.empty?
    puts "No quotes with less than #{@max_length} characters found"
    exit
  end

  @color="\e[4;32m"
  @no_color="\e[m"

  @lines=quotes[rand(quotes.size)].chars.each_slice(term_width).map(&:join)
  @line=0
  @pos=0

  # average length of English words
  @word_length=5

  @start_time=time
  print_text

  loop do
    update_text
    break if @line==@lines.size-1 and pos==@lines.last.size
  end

  puts "\nWPM: #{wpm}"
end

#stats ⇒ Object 



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# File 'lib/run.rb', line 81

def stats
  bye
end

#term_width ⇒ Object

width of the terminal



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# File 'lib/run.rb', line 110

def term_width
  IO.console.winsize.last
end

#text ⇒ Object 



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# File 'lib/run.rb', line 130

def text
  @lines[@line]
end

#time ⇒ Object 



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# File 'lib/run.rb', line 85

def time
  Time.now.to_i
end

#update_text ⇒ Object 



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# File 'lib/run.rb', line 114

def update_text
  system('stty raw -echo')
  c=STDIN.getc
  bye if c==@eof.chr or c==@eot.chr
  carriage_return if @pos>=term_width-1
  @pos+=1 if c==text[pos]
ensure
  system('stty -raw echo')
  print_text
end

#wpm ⇒ Object 



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# File 'lib/run.rb', line 89

def wpm
  @lines.join(' ').size*60/((time-@start_time)*@word_length)
end