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add binding for shift
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@ -158,4 +158,11 @@ extern {
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/// http://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/reverse
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#[wasm_bindgen(method)]
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pub fn reverse(this: &Array) -> Array;
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/// The shift() method removes the first element from an array and returns that removed element.
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/// This method changes the length of the array.
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///
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/// http://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/shift
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#[wasm_bindgen(method)]
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pub fn shift(this: &Array) -> JsValue;
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}
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@ -293,4 +293,35 @@ fn reverse() {
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}
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"#)
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.test()
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}
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#[test]
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fn shift() {
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project()
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.file("src/lib.rs", r#"
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#![feature(proc_macro, wasm_custom_section)]
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extern crate wasm_bindgen;
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use wasm_bindgen::prelude::*;
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use wasm_bindgen::js;
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#[wasm_bindgen]
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pub fn shift_item(this: &js::Array) -> JsValue {
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this.shift()
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}
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"#)
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.file("test.ts", r#"
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import * as assert from "assert";
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import * as wasm from "./out";
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export function test() {
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let characters = [8, 5, 4, 3, 1, 2]
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let shiftedItem = wasm.shift_item(characters);
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assert.equal(shiftedItem, 8);
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assert.equal(characters.length, 5);
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}
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"#)
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.test()
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}
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