Class: IB::Parser

Inherits:
Object
  • Object
show all
Defined in:
lib/ib/parser.rb

Constant Summary collapse

NAME_REGEX = 
/[a-zA-Z][_a-zA-Z0-9]*/
SUPERCLASS_REGEX = 
/(#{NAME_REGEX}):{0,2}(#{NAME_REGEX})/
CLASS_REGEX = 
/^[ \t]*class[ \t]+(#{NAME_REGEX})([ \t]*<[ \t]*(#{SUPERCLASS_REGEX}))?/
OUTLET_REGEX = 
/^[ \t]+(ib_)?outlet(_accessor)?[ \t]+:(#{NAME_REGEX})[ \t]*?(,[ \t]*['"]?(#{NAME_REGEX}))?/
OUTLET_COLLECTION_REGEX = 
/^[ \t]+(ib_)?outlet_collection(_accessor)?[ \t]+:(#{NAME_REGEX})[ \t]*?(,[ \t]*['"]?(#{NAME_REGEX}))?/
METHOD_ARGUMENT_REGEX = 
/(#{NAME_REGEX})(?:[ \t]*=[^,#)]*)?/
METHOD_REF_REGEX = 
/^[ \t]+(ib_action)[ \t]:(#{NAME_REGEX})[ \t]*?(,[ \t]*['"]?(#{NAME_REGEX}))?/
METHOD_DEF_REGEX = 
/^[ \t]+(def)[ \t]#{METHOD_ARGUMENT_REGEX}([ \t(]+)?#{METHOD_ARGUMENT_REGEX}?([ \t)]*)(#.*)?$/
ACTION_REGEX = 
Regexp.union METHOD_DEF_REGEX, METHOD_REF_REGEX

Instance Method Summary collapse

Instance Method Details

#find(path) ⇒ Object 



35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
 
# File 'lib/ib/parser.rb', line 35

def find(path)
  src = File.read(path)
  offsets = []
  src.scan CLASS_REGEX do |b|
    offsets << $~.offset(0)
  end

  return [] if offsets.length == 0
  infos = []
  pairs = offsets.map {|o| o[0]}

  pairs << src.length
  (pairs.length - 1).times do |i|
    s = src[pairs[i], pairs[i+1]]
    info = {:class => find_class(s)}

    info[:outlets] = find_outlets(s)
    info[:outlet_collections] = find_outlet_collections(s)
    info[:actions] = find_actions(s)

    info[:path] = path

    infos << IB::OCInterface.new(info)
  end

  infos
end

#find_actions(src) ⇒ Object 



81
82
83
84
85
86
87
88
89
90
91
 
# File 'lib/ib/parser.rb', line 81

def find_actions src
  src.scan(ACTION_REGEX).map do |groups|
    if groups[0] == "def"
      [groups[1], groups[3], nil]
    elsif groups[6] == "ib_action"
      [groups[7], 'sender', groups[9]]
    else
      nil
    end
  end.compact.uniq {|action| action[0]}
end

#find_all(dir_or_files) ⇒ Object 



16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
 
# File 'lib/ib/parser.rb', line 16

def find_all(dir_or_files)
  all = {}
  files = case dir_or_files
  when Array
    dir_or_files.flatten
  else
    Dir.glob("#{dir_or_files.to_s}/**/*.rb").to_a
  end

  files.each do |file|
    infos = find(file)
    if infos.length > 0
      all[file] = infos
    end
  end

  IB::DependencyResolver.new(all).sort
end

#find_class(src) ⇒ Object 



63
64
65
66
67
 
# File 'lib/ib/parser.rb', line 63

def find_class src
  src.scan(CLASS_REGEX).map do |groups|
    [groups[0], groups[2]]
  end
end

#find_outlet_collections(src) ⇒ Object 



75
76
77
78
79
 
# File 'lib/ib/parser.rb', line 75

def find_outlet_collections src
  src.scan(OUTLET_COLLECTION_REGEX).map do |groups|
    [groups[2], groups[4] || "id"]
  end
end

#find_outlets(src) ⇒ Object 



69
70
71
72
73
 
# File 'lib/ib/parser.rb', line 69

def find_outlets src
  src.scan(OUTLET_REGEX).map do |groups|
    [groups[2], groups[4] || "id"]
  end
end