Enum boa::builtins::function::Function

pub enum Function {
    BuiltIn(BuiltInFunction, FunctionFlags),
    Ordinary {
        flags: FunctionFlags,
        body: RcStatementList,
        params: Box<[FormalParameter]>,
        environment: Environment,
    },
}

Boa representation of a Function Object.

FunctionBody is specific to this interpreter, it will either be Rust code or JavaScript code (AST Node)

https://tc39.es/ecma262/#sec-ecmascript-function-objects

Variants

BuiltIn(BuiltInFunction, FunctionFlags)

Ordinary

Fields of Ordinary

flags: FunctionFlagsbody: RcStatementListparams: Box<[FormalParameter]>environment: Environment

Implementations

impl Function

pub fn is_callable(&self) -> bool

Returns true if the function object is callable.

pub fn is_constructable(&self) -> bool

Returns true if the function object is constructable.

Trait Implementations

impl Clone for Function

pub fn clone(&self) -> Function

Returns a copy of the value.

pub fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Function

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

Formats the value using the given formatter.

impl Drop for Function

pub fn drop(&mut self)

Executes the destructor for this type.

impl Finalize for Function

pub fn finalize(&self)

impl Trace for Function

pub unsafe fn trace(&self)

Marks all contained Gcs.

pub unsafe fn root(&self)

Increments the root-count of all contained Gcs.

pub unsafe fn unroot(&self)

Decrements the root-count of all contained Gcs.

pub fn finalize_glue(&self)

Runs Finalize::finalize() on this object and all contained subobjects