From 846e5aaacccf73161de6b88dfacbce0ef022f074 Mon Sep 17 00:00:00 2001
From: Dimitrii Nemkov <xeqlol@gmail.com>
Date: Wed, 27 Jun 2018 13:26:53 +0500
Subject: [PATCH] Added WeakSet has method
---
src/js.rs | 6 ++++++
tests/all/js_globals/WeakSet.rs | 32 ++++++++++++++++++++++++++++++++
2 files changed, 38 insertions(+)
diff --git a/src/js.rs b/src/js.rs
index 934000f4..b35ef08a 100644
--- a/src/js.rs
+++ b/src/js.rs
@@ -628,6 +628,12 @@ extern {
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WeakSet
#[wasm_bindgen(constructor)]
pub fn new() -> WeakSet;
+
+ /// The has() method returns a boolean indicating whether an object exists in a WeakSet or not.
+ ///
+ /// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WeakSet/has
+ #[wasm_bindgen(method)]
+ pub fn has(this: &WeakSet, value: Object) -> bool;
}
// JsString
diff --git a/tests/all/js_globals/WeakSet.rs b/tests/all/js_globals/WeakSet.rs
index 46f829fd..40b4be5a 100644
--- a/tests/all/js_globals/WeakSet.rs
+++ b/tests/all/js_globals/WeakSet.rs
@@ -26,4 +26,36 @@ fn new() {
}
"#)
.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_value(this: &js::WeakSet, value: js::Object) -> bool {
+ this.has(value)
+ }
+ "#)
+ .file("test.ts", r#"
+ import * as assert from "assert";
+ import * as wasm from "./out";
+
+ export function test() {
+ let set = new WeakSet();
+ let value = {some: "value"};
+ set.add(value);
+ assert.equal(wasm.has_value(set, value), true);
+
+ let nonex = {nonexistent: "value"};
+ assert.equal(wasm.has_value(set, nonex), false);
+ }
+ "#)
+ .test()
}
\ No newline at end of file