Class: CLang

Inherits:
Object
  • Object
show all
Defined in:
lib/dsl/clang/clang.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CLang

Returns a new instance of CLang.



3
4
5
6
7
 
# File 'lib/dsl/clang/clang.rb', line 3

def initialize
  @vars = {}
  @types = {}
  @sizes = {}
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args) ⇒ Object

Acceso a variables mediante method_missing



75
76
77
78
79
80
 
# File 'lib/dsl/clang/clang.rb', line 75

def method_missing(name, *args)
  # Acceso a variables mediante method_missing
  return name if @vars[name].nil?
  return name if @vars[name] == :null
  @vars[name]
end

Instance Method Details

#char(varname, size = 1) ⇒ Object 



21
22
23
24
 
# File 'lib/dsl/clang/clang.rb', line 21

def char(varname, size=1)
  @types[varname] = :char
  @sizes[varname] = size
end

#chars(varname) ⇒ Object 



26
27
28
29
 
# File 'lib/dsl/clang/clang.rb', line 26

def chars(varname)
  @types[varname] = :chars
  @sizes[varname] = 255
end

#debug ⇒ Object 



36
37
38
39
40
41
 
# File 'lib/dsl/clang/clang.rb', line 36

def debug
  puts "vars:"
  @vars.each { |k,v| puts "- #{k}=#{v}" }
  puts "types:"
  @types.each { |k,v| puts "- #{k}=#{v}" }
end

#fgets(varname, stdin) ⇒ Object 



53
54
55
56
57
58
59
 
# File 'lib/dsl/clang/clang.rb', line 53

def fgets(varname, stdin)
  if varname.is_a? Symbol
    @vars[varname] = gets.chomp
  else
    varname = gets.chomp
  end
end

#fgets2(stdin) ⇒ Object 



49
50
51
 
# File 'lib/dsl/clang/clang.rb', line 49

def fgets2(stdin)
  gets.chomp
end

#for_i(range) ⇒ Object 



43
44
45
46
47
 
# File 'lib/dsl/clang/clang.rb', line 43

def for_i(range)
  for i in range do
    yield
  end
end

#int(varname) ⇒ Object 



31
32
33
34
 
# File 'lib/dsl/clang/clang.rb', line 31

def int(varname)
  @types[varname] = :int
  @sizes[varname] = 2
end

#printf(*args) ⇒ Object 



61
62
63
64
65
66
67
68
 
# File 'lib/dsl/clang/clang.rb', line 61

def printf(*args)
  if (args.count == 1) && args.is_a?(Array)
    print args.first
  else 
    format = args.shift
    print format % args
  end
end

#run(block) ⇒ Object 



9
10
11
 
# File 'lib/dsl/clang/clang.rb', line 9

def run(block)
  instance_eval(&block)
end

#sizeof(varname) ⇒ Object 



70
71
72
 
# File 'lib/dsl/clang/clang.rb', line 70

def sizeof(varname)
  @sizes[varname.to_sym] || 0
end