boa_engine 0.22.0

Boa is a Javascript lexer, parser and compiler written in Rust. Currently, it has support for some of the language.
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//! This module implements the global `ReferenceError` object.
//!
//! Indicates an error that occurs when de-referencing an invalid reference
//!
//! More information:
//!  - [MDN documentation][mdn]
//!  - [ECMAScript reference][spec]
//!
//! [spec]: https://tc39.es/ecma262/#sec-native-error-types-used-in-this-standard-referenceerror
//! [mdn]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/ReferenceError

use crate::{
    Context, JsResult, JsString, JsValue,
    builtins::{BuiltInBuilder, BuiltInConstructor, BuiltInObject, IntrinsicObject},
    context::intrinsics::{Intrinsics, StandardConstructor, StandardConstructors},
    js_string,
    object::JsObject,
    property::Attribute,
    realm::Realm,
    string::StaticJsStrings,
};

use super::{Error, ErrorKind};

#[derive(Debug, Clone, Copy)]
pub(crate) struct ReferenceError;

impl IntrinsicObject for ReferenceError {
    fn init(realm: &Realm) {
        let attribute = Attribute::WRITABLE | Attribute::NON_ENUMERABLE | Attribute::CONFIGURABLE;
        BuiltInBuilder::from_standard_constructor::<Self>(realm)
            .prototype(realm.intrinsics().constructors().error().constructor())
            .inherits(Some(realm.intrinsics().constructors().error().prototype()))
            .property(js_string!("name"), Self::NAME, attribute)
            .property(js_string!("message"), js_string!(), attribute)
            .build();
    }

    fn get(intrinsics: &Intrinsics) -> JsObject {
        Self::STANDARD_CONSTRUCTOR(intrinsics.constructors()).constructor()
    }
}

impl BuiltInObject for ReferenceError {
    const NAME: JsString = StaticJsStrings::REFERENCE_ERROR;
}

impl BuiltInConstructor for ReferenceError {
    const CONSTRUCTOR_ARGUMENTS: usize = 1;
    const PROTOTYPE_STORAGE_SLOTS: usize = 2;
    const CONSTRUCTOR_STORAGE_SLOTS: usize = 0;

    const STANDARD_CONSTRUCTOR: fn(&StandardConstructors) -> &StandardConstructor =
        StandardConstructors::reference_error;

    /// Create a new error object.
    fn constructor(
        new_target: &JsValue,
        args: &[JsValue],
        context: &mut Context,
    ) -> JsResult<JsValue> {
        Error::native_error_constructor(
            new_target,
            args,
            context,
            ErrorKind::Reference,
            StandardConstructors::reference_error,
        )
    }
}