Class: Atomy::Method

Inherits:
Object show all
Defined in:
lib/atomy/method.rb

Defined Under Namespace

Classes: Branch

Constant Summary collapse

@@tick = 
0

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ Method

Returns a new instance of Method.



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# File 'lib/atomy/method.rb', line 84

def initialize(name)
  @name = name
  @branches = []
end

Instance Attribute Details

#branches ⇒ Object (readonly)

Returns the value of attribute branches.



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# File 'lib/atomy/method.rb', line 82

def branches
  @branches
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/atomy/method.rb', line 82

def name
  @name
end

Instance Method Details

#add_branch(branch) ⇒ Object 



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# File 'lib/atomy/method.rb', line 91

def add_branch(branch)
  @branches << branch

  if branch.method?
    @@tick += 1
    branch.name = :"#{@name}:branch:#{@@tick}"
  end

  branch
end

#build ⇒ Object 



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# File 'lib/atomy/method.rb', line 102

def build
  Atomy::Compiler.package(:__wrapper__) do |gen|
    gen.name = @name

    pre, default, splat, post = argument_form
    gen.total_args = pre + default + post
    gen.required_args = pre + post
    gen.splat_index = splat
    gen.post_args = post

    arg = 0
    pre.times do
      gen.state.scope.new_local(:"arg:#{arg}")
      arg += 1
    end

    default.times do
      gen.state.scope.new_local(:"arg:#{arg}")
      arg += 1
    end

    if gen.splat_index
      gen.state.scope.new_local(:"arg:splat")
    end

    post.times do
      gen.state.scope.new_local(:"arg:#{arg}")
      arg += 1
    end

    done = gen.new_label

    build_branches(gen, done)

    try_super(gen, done) unless @name == :initialize
    raise_mismatch(gen)

    gen.push_nil

    done.set!
  end.tap do |cm|
    cm.scope = Rubinius::LexicalScope.new(Object)
  end
end