diff --git a/src/js.rs b/src/js.rs index 4f7b8cc1..0fd94ea9 100644 --- a/src/js.rs +++ b/src/js.rs @@ -145,4 +145,10 @@ extern { /// http://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/pop #[wasm_bindgen(method)] pub fn pop(this: &Array) -> JsValue; + + /// The push() method adds one or more elements to the end of an array and returns the new length of the array. + /// + /// http://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/push + #[wasm_bindgen(method)] + pub fn push(this: &Array, value: JsValue) -> u32; } \ No newline at end of file diff --git a/tests/all/js_globals/Array.rs b/tests/all/js_globals/Array.rs index 7b888955..ff28217d 100644 --- a/tests/all/js_globals/Array.rs +++ b/tests/all/js_globals/Array.rs @@ -233,3 +233,34 @@ fn pop() { "#) .test() } + + +#[test] +fn push() { + 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 push_it_along(this: &js::Array, value: JsValue) -> u32 { + this.push(value) + } + + "#) + .file("test.ts", r#" + import * as assert from "assert"; + import * as wasm from "./out"; + + export function test() { + let characters = [8, 5, 4, 3, 1, 2] + let length = wasm.push_it_along(characters, "a"); + assert.equal(length, 7); + assert.equal(characters[6], "a"); + } + "#) + .test() +} \ No newline at end of file