diff --git a/src/js.rs b/src/js.rs index 91166f2f..4f7b8cc1 100644 --- a/src/js.rs +++ b/src/js.rs @@ -139,4 +139,10 @@ extern { /// http://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/copyWithin #[wasm_bindgen(method, js_name = copyWithin)] pub fn copy_within(this: &Array, target: i32, start: i32, end: i32) -> Array; + + /// The pop() method removes the last element from an array and returns that element. This method changes the length of the array. + /// + /// http://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/pop + #[wasm_bindgen(method)] + pub fn pop(this: &Array) -> JsValue; } \ No newline at end of file diff --git a/tests/all/js_globals/Array.rs b/tests/all/js_globals/Array.rs index 84297be0..7b888955 100644 --- a/tests/all/js_globals/Array.rs +++ b/tests/all/js_globals/Array.rs @@ -203,3 +203,33 @@ fn copy_within() { "#) .test() } + +#[test] +fn pop() { + 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 pop_in_it(this: &js::Array) -> JsValue { + this.pop() + } + + "#) + .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 item = wasm.pop_in_it(characters); + assert.equal(item, 2); + assert.equal(characters.length, 5); + } + "#) + .test() +}