aboutsummaryrefslogtreecommitdiffstats
path: root/Library/Homebrew/cask/lib/hbc/dsl/stanza_proxy.rb
blob: 02c76fb2782a9b72126b89af9c377e290cc94daa (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
class Hbc::DSL::StanzaProxy
  attr_reader :type

  def self.once(type)
    resolved = nil
    new(type) { resolved ||= yield }
  end

  def initialize(type, &resolver)
    @type = type
    @resolver = resolver
  end

  def proxy?
    true
  end

  def to_s
    @resolver.call.to_s
  end

  # Serialization for dumpcask
  def encode_with(coder)
    coder["type"] = type
    coder["resolved"] = @resolver.call
  end

  def respond_to?(symbol, include_private = false)
    return true if %i{encode_with proxy? to_s type}.include?(symbol)
    return false if symbol == :to_ary
    @resolver.call.respond_to?(symbol, include_private)
  end

  def method_missing(symbol, *args)
    @resolver.call.send(symbol, *args)
  end
end