Racc::ISet

    # File lib/racc/iset.rb, line 17
17:     def initialize(a = [])
18:       @set = a
19:     end

    # File lib/racc/iset.rb, line 27
27:     def [](key)
28:       @set[key.ident]
29:     end

    # File lib/racc/iset.rb, line 31
31:     def []=(key, val)
32:       @set[key.ident] = val
33:     end

    # File lib/racc/iset.rb, line 23
23:     def add(i)
24:       @set[i.ident] = i
25:     end

    # File lib/racc/iset.rb, line 81
81:     def clear
82:       @set.clear
83:     end

    # File lib/racc/iset.rb, line 53
53:     def delete(key)
54:       i = @set[key.ident]
55:       @set[key.ident] = nil
56:       i
57:     end

    # File lib/racc/iset.rb, line 85
85:     def dup
86:       ISet.new(@set.dup)
87:     end

    # File lib/racc/iset.rb, line 59
59:     def each(&block)
60:       @set.compact.each(&block)
61:     end

    # File lib/racc/iset.rb, line 77
77:     def empty?
78:       @set.nitems == 0
79:     end

    # File lib/racc/iset.rb, line 73
73:     def size
74:       @set.nitems
75:     end

    # File lib/racc/iset.rb, line 63
63:     def to_a
64:       @set.compact
65:     end

    # File lib/racc/iset.rb, line 67
67:     def to_s
68:       "[#{@set.compact.join(' ')}]"
69:     end

    # File lib/racc/iset.rb, line 38
38:     def update(other)
39:       s = @set
40:       o = other.set
41:       o.each_index do |idx|
42:         if t = o[idx]
43:           s[idx] = t
44:         end
45:       end
46:     end

    # File lib/racc/iset.rb, line 48
48:     def update_a(a)
49:       s = @set
50:       a.each {|i| s[i.ident] = i }
51:     end