implements Object.prototype.valueOf() binding

This commit is contained in:
belfz 2018-06-23 12:11:46 +02:00
parent d79f982a01
commit e255925292
2 changed files with 35 additions and 0 deletions

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@ -254,6 +254,13 @@ extern {
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/propertyIsEnumerable
#[wasm_bindgen(method, js_name = propertyIsEnumerable)]
pub fn property_is_enumerable(this: &Object, property: &JsValue) -> bool;
/// The valueOf() method returns the primitive value of the
/// specified object.
///
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/valueOf
#[wasm_bindgen(method, js_name = valueOf)]
pub fn value_of(this: &Object) -> Object;
}
// String

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@ -184,3 +184,31 @@ fn to_locale_string() {
"#)
.test()
}
#[test]
fn value_of() {
project()
.file("src/lib.rs", r#"
#![feature(proc_macro, wasm_custom_section)]
extern crate wasm_bindgen;
use wasm_bindgen::prelude::*;
use wasm_bindgen::js;
#[wasm_bindgen]
pub fn value_of(obj: &js::Object) -> js::Object {
obj.value_of()
}
"#)
.file("test.ts", r#"
import * as assert from "assert";
import * as wasm from "./out";
export function test() {
const obj = { foo: 42 };
assert.strictEqual(wasm.value_of(obj), obj);
assert.notStrictEqual(wasm.value_of(obj), { foo: 42 });
}
"#)
.test()
}