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Add binding for Object.getOwnPropertyDescriptors()

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This commit is contained in:
Michael Hoffmann 2018-09-16 23:02:46 +02:00
parent b005e96fd9
commit 2d91fa11b5
2 changed files with 15 additions and 0 deletions
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7
crates/js-sys/src/lib.rs
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@ -2031,6 +2031,13 @@ extern "C" {
#[wasm_bindgen(static_method_of = Object, js_name = getOwnPropertyDescriptor)]
pub fn get_own_property_descriptor(obj: &Object, prop: &JsValue) -> JsValue;
/// The Object.getOwnPropertyDescriptors() method returns all own
/// property descriptors of a given object.
///
/// [MDN documentation](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/getOwnPropertyDescriptors)
#[wasm_bindgen(static_method_of = Object, js_name = getOwnPropertyDescriptors)]
pub fn get_own_property_descriptors(obj: &Object) -> JsValue;
/// The `hasOwnProperty()` method returns a boolean indicating whether the
/// object has the specified property as its own property (as opposed to
/// inheriting it).

8
crates/js-sys/tests/wasm/Object.rs
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@ -114,6 +114,14 @@ fn get_own_property_descriptor() {
assert!(PropertyDescriptor::from(desc).value().is_undefined());
}
#[wasm_bindgen_test]
fn get_own_property_descriptors() {
let foo = foo_42();
let descriptors = Object::get_own_property_descriptors(&foo);
let foo_desc = Reflect::get(&descriptors, &"foo".into());
assert_eq!(PropertyDescriptor::from(foo_desc).value(), 42);
}
#[wasm_bindgen_test]
fn has_own_property() {
assert!(foo_42().has_own_property(&"foo".into()));