Class: ParseLine::Line

Inherits:
Object
  • Object
show all
Defined in:
lib/metronome-odd/parse_line.rb

Constant Summary collapse

@@line_regexp_hash = 
nil

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(line) ⇒ Line

Returns a new instance of Line.



10
11
12
13
14
15
 
# File 'lib/metronome-odd/parse_line.rb', line 10

def initialize(line)
  if @@line_regexp_hash.nil?
    @@line_regexp_hash = Hash.new([/^$/,/^$/])
  end
  @line = line
end

Class Method Details

.add_command(symbol, command) ⇒ Object 



17
18
19
20
21
22
 
# File 'lib/metronome-odd/parse_line.rb', line 17

def Line.add_command(symbol, command)
  if @@line_regexp_hash.nil?
    @@line_regexp_hash = Hash.new([/^$/,[]])
  end
  @@line_regexp_hash[symbol] = command
end

Instance Method Details

#parse ⇒ Object 



24
25
26
27
28
29
30
31
32
33
34
35
36
 
# File 'lib/metronome-odd/parse_line.rb', line 24

def parse
  c = nil
  s = nil
  self.remove_separators
  @@line_regexp_hash.each do |symbol, command_regex|
    if @line.match(command_regex)
      c = @line.match(command_regex)
      s = symbol
      break
    end
  end
  [s, c]
end

#remove_separators ⇒ Object 



6
7
8
 
# File 'lib/metronome-odd/parse_line.rb', line 6

def remove_separators
  @line = @line.gsub(/\s+/, "")
end