Struct boa::exec::Interpreter

pub struct Interpreter {
    pub realm: Realm,
    // some fields omitted
}

A Javascript intepreter

Fields

realm: Realm

realm holds both the global object and the environment

Implementations

impl Interpreter

pub fn to_primitive(
    &mut self,
    input: &Value,
    preferred_type: Option<&str>
) -> Value

The abstract operation ToPrimitive takes an input argument and an optional argument PreferredType. https://tc39.es/ecma262/#sec-toprimitive

pub fn to_string(&mut self, value: &Value) -> Value

to_string() converts a value into a String https://tc39.es/ecma262/#sec-tostring

pub fn to_object(&mut self, value: &Value) -> ResultValue

The abstract operation ToObject converts argument to a value of type Object https://tc39.es/ecma262/#sec-toobject

pub fn value_to_rust_string(&mut self, value: &Value) -> String

value_to_rust_string() converts a value into a rust heap allocated string

pub fn value_to_rust_number(&mut self, value: &Value) -> f64

Trait Implementations

impl Debug for Interpreter

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

Formats the value using the given formatter.

impl Executor for Interpreter

fn new(realm: Realm) -> Self

Make a new execution engine

fn run(&mut self, expr: &Expr) -> ResultValue

Run an expression