Struct boa::object::FunctionBuilder

pub struct FunctionBuilder<'context> { /* fields omitted */ }

Builder for creating native function objects

Implementations

impl<'context> FunctionBuilder<'context>

pub fn new(context: &'context mut Context, function: NativeFunction) -> Self

Create a new FunctionBuilder

pub fn name<N>(&mut self, name: N) -> &mut Self where
    N: AsRef<str>, 

Specify the name property of object function object.

The default is "" (empty string).

pub fn length(&mut self, length: usize) -> &mut Self

Specify the length property of object function object.

How many arguments this function takes.

The default is 0.

pub fn callable(&mut self, yes: bool) -> &mut Self

Specify the whether the object function object can be called.

The default is true.

pub fn constructable(&mut self, yes: bool) -> &mut Self

Specify the whether the object function object can be called with new keyword.

The default is false.

pub fn build(&mut self) -> GcObject

Build the function object.

Trait Implementations

impl<'context> Debug for FunctionBuilder<'context>

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

Formats the value using the given formatter.