Class: Duby::AST::Arguments

Inherits:
Node
  • Object
show all
Defined in:
lib/duby/compiler.rb,
lib/duby/ast/method.rb

Instance Attribute Summary

Attributes inherited from Node

#children, #inferred_type, #newline, #parent, #position

Instance Method Summary collapse

Methods inherited from Node

#<<, ===, #[], #_set_parent, child, child_name, #each, #empty?, #expr?, #initialize_copy, #insert, #inspect, #line_number, #log, #precompile, #resolve_if, #resolved!, #resolved?, #simple_name, #temp, #to_s

Constructor Details

#initialize(parent, line_number, &block) ⇒ Arguments

Returns a new instance of Arguments.



8
9
10
 
# File 'lib/duby/ast/method.rb', line 8

def initialize(parent, line_number, &block)
  super(parent, line_number, &block)
end

Instance Method Details

#compile(compiler, expression) ⇒ Object 



162
163
164
165
 
# File 'lib/duby/compiler.rb', line 162

def compile(compiler, expression)
  # TODO: what does it mean for a method to be an expression?
  args.each {|arg| compiler.declare_argument(arg.name, arg.inferred_type)} if args
end

#infer(typer) ⇒ Object 



12
13
14
15
16
17
18
19
20
21
22
 
# File 'lib/duby/ast/method.rb', line 12

def infer(typer)
  unless resolved?
    @inferred_type = args ? args.map {|arg| typer.infer(arg)} : []
    if @inferred_type.all?
      resolved!
    else
      typer.defer(self)
    end
  end
  @inferred_type
end