Struct Constructor 

pub struct Constructor { /* private fields */ }

Executable constructor declaration.

Implementations

impl Constructor

pub fn new( core: Weak<dyn Core>, scope: Option<Weak<dyn Scope>>, constructor: ConstructorDef, ) -> Self

Creates a constructor from its parsed definition.

pub fn args(&self) -> &[(Vec<String>, String)]

pub fn statements(&self) -> &[Statement]

pub fn call( &self, env: Rc<dyn Env>, args: Vec<Rc<dyn Var>>, ) -> Result<Option<Rc<dyn Var>>, RiddleError>

Creates a new object instance and runs constructor statements.

Trait Implementations

impl Debug for Constructor

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Scope for Constructor

fn core(self: Rc<Self>) -> Rc<dyn Core>

fn scope(&self) -> Option<Rc<dyn Scope>>

fn get_field(&self, name: &str) -> Option<Rc<Field>>

fn get_method(&self, name: &str, classes: &[Rc<dyn Type>]) -> Option<Rc<Method>>

fn get_type(&self, name: &str) -> Option<Rc<dyn Type>>

fn get_predicate(&self, name: &str) -> Option<Rc<Predicate>>

fn as_class(self: Rc<Self>) -> Option<Rc<dyn Class>>