Class: Mirah::AST::Local
- Inherits:
-
Node
- Object
- Node
- Mirah::AST::Local
show all
- Includes:
- Named, Scoped
- Defined in:
- lib/mirah/ast/local.rb,
lib/mirah/compiler/local.rb
Instance Attribute Summary
Attributes included from Named
#name
Attributes inherited from Node
#children, #inferred_type, #newline, #parent, #position
Instance Method Summary
collapse
Methods included from Scoped
#containing_scope, #scope
Methods included from Named
#string_value, #validate_name
Methods inherited from Node
#<<, ===, #[], #[]=, #_dump, _load, #_set_parent, child, child_name, #child_nodes, #each, #empty?, #expr?, #inferred_type!, #initialize_copy, #insert, #inspect, #inspect_children, #line_number, #log, #precompile, #resolve_if, #resolved!, #resolved?, #simple_name, #string_value, #temp, #top_level?, #validate_child, #validate_children
Constructor Details
#initialize(parent, line_number, name) ⇒ Local
Returns a new instance of Local.
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# File 'lib/mirah/ast/local.rb', line 88
def initialize(parent, line_number, name)
super(parent, line_number, [])
self.name = name
end
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Instance Method Details
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# File 'lib/mirah/ast/local.rb', line 93
def captured?
scope && scope.static_scope.captured?(name)
end
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#compile(compiler, expression) ⇒ Object
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# File 'lib/mirah/compiler/local.rb', line 45
def compile(compiler, expression)
if expression
compiler.line(line_number)
if captured? && scope.has_binding?
compiler.captured_local(containing_scope, name, inferred_type)
else
compiler.local(containing_scope, name, inferred_type)
end
end
rescue Exception => ex
raise Mirah::InternalCompilerError.wrap(ex, self)
end
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#infer(typer, expression) ⇒ Object
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# File 'lib/mirah/ast/local.rb', line 105
def infer(typer, expression)
resolve_if(typer) do
scope.static_scope << name
typer.local_type(containing_scope, name)
end
end
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#to_s ⇒ Object
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# File 'lib/mirah/ast/local.rb', line 97
def to_s
"Local(name = #{name}, scope = #{scope}, captured = #{captured? == true})"
end
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#type_reference(typer) ⇒ Object
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# File 'lib/mirah/ast/local.rb', line 101
def type_reference(typer)
typer.type_reference(scope, @name)
end
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