feat(Map): add Map.has

This commit is contained in:
Jannik Keye 2018-06-28 21:54:10 +02:00
parent e0b399643a
commit 07e61e1175
2 changed files with 36 additions and 0 deletions

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@ -324,6 +324,13 @@ extern {
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map/get
#[wasm_bindgen(method)]
pub fn get(this: &Map, key: &JsValue) -> JsValue;
/// The has() method returns a boolean indicating whether an element with
/// the specified key exists or not.
///
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map/has
#[wasm_bindgen(method)]
pub fn has(this: &Map, key: &JsValue) -> bool;
}
// Math

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@ -95,4 +95,33 @@ fn get() {
}
"#)
.test()
}
#[test]
fn has() {
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 has(this: &js::Map, key: &JsValue) -> bool {
this.has(key)
}
"#)
.file("test.ts", r#"
import * as assert from "assert";
import * as wasm from "./out";
export function test() {
const map = new Map();
map.set('foo', 'bar');
assert.equal(wasm.has(map, 'foo'), true);
assert.equal(wasm.has(map, 'bar'), false);
}
"#)
.test()
}