Class: Duby::AST::FieldAssignment

Inherits:
Node show all
Includes:
ClassScoped, Named, Valued
Defined in:
lib/duby/compiler.rb,
lib/duby/ast/class.rb,
lib/duby/jvm/source_generator/precompile.rb

Instance Attribute Summary

Attributes included from Valued

#value

Attributes included from Typed

#type

Attributes included from Named

#name

Attributes inherited from Node

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

Instance Method Summary collapse

Methods included from ClassScoped

#scope

Methods included from Named

#to_s

Methods inherited from Node

#[], #each, #inspect, #line_number, #log, #precompile, #resolve_if, #resolved!, #resolved?, #simple_name, #temp, #to_s

Constructor Details

#initialize(parent, line_number, name, &block) ⇒ FieldAssignment

Returns a new instance of FieldAssignment.



109
110
111
112
113
 
# File 'lib/duby/ast/class.rb', line 109

def initialize(parent, line_number, name, &block)
  super(parent, line_number, &block)
  @value = children[0]
  @name = name
end

Instance Method Details

#compile(compiler, expression) ⇒ Object 



179
180
181
182
 
# File 'lib/duby/compiler.rb', line 179

def compile(compiler, expression)
  compiler.line(line_number)
  compiler.field_assign(name, inferred_type, expression, value)
end

#expr?(compiler) ⇒ Boolean

Returns:



144
145
146
 
# File 'lib/duby/jvm/source_generator/precompile.rb', line 144

def expr?(compiler)
  false
end

#infer(typer) ⇒ Object 



115
116
117
118
119
120
121
122
123
 
# File 'lib/duby/ast/class.rb', line 115

def infer(typer)
  unless resolved?
    @inferred_type = typer.learn_field_type(scope, name, typer.infer(value))

    @inferred_type ? resolved! : typer.defer(self)
  end

  @inferred_type
end