Module: Ki::KiEnumerable

Included in:
Array, Enumerable
Defined in:
lib/util/ruby_extensions.rb

Instance Method Summary collapse

Instance Method Details

#any_matches?(value) ⇒ Boolean

Returns:

  • (Boolean) 


36
37
38
39
40
41
42
43
 
# File 'lib/util/ruby_extensions.rb', line 36

def any_matches?(value)
  each do |pattern|
    if value.match(pattern)
      return pattern
    end
  end
  false
end

#find_first(count = 1, &block) ⇒ Object 



45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
 
# File 'lib/util/ruby_extensions.rb', line 45

def find_first(count=1, &block)
  ret = []
  each do |item|
    if block.nil? || block.call(item)
      ret << item
      if ret.size == count
        break
      end
    end
  end
  if count==1
    ret.at(0)
  else
    ret
  end
end

#size!(*args) ⇒ Object 



19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
 
# File 'lib/util/ruby_extensions.rb', line 19

def size!(*args)
  args.each do |valid_size|
    if valid_size.kind_of?(Range)
      if valid_size.include?(size)
        return self
      end
    elsif valid_size.respond_to?(:to_i)
      if Integer(valid_size) == size
        return self
      end
    else
      raise "'#{valid_size.inspect}' not supported, needs to be either Range or have .to_i method"
    end
  end
  raise "size #{size} does not match '#{args.map { |s| s.to_s }.join("', '")}'"
end

#to_h(separator = nil, &block) ⇒ Object 



62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
 
# File 'lib/util/ruby_extensions.rb', line 62

def to_h(separator=nil, &block)
  ret = {}
  each do |item|
    if separator
      key, *values = item.split(separator)
      if values.size > 0 || item.include?(separator)
        ret[key]=values.join(separator)
      else
        ret[key]=true
      end
    elsif block
      key, value = block.call(item)
      ret[key]=value
    end
  end
  ret
end