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https://github.com/fluencelabs/wasm-bindgen
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add binding for fill
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@ -126,4 +126,11 @@ extern {
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/// http://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/slice
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#[wasm_bindgen(method)]
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pub fn slice(this: &Array, start: u32, end: u32) -> Array;
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/// The fill() method fills all the elements of an array from a start index to an end index with a static value.
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/// The end index is not included.
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///
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/// http://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/fill
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#[wasm_bindgen(method)]
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pub fn fill(this: &Array, value: JsValue, start: u32, end: u32) -> Array;
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}
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@ -138,4 +138,34 @@ fn slice() {
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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 fill() {
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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 fill_with(this: &js::Array, value: JsValue, start: u32, end: u32) -> js::Array {
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this.fill(value, start, end)
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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 = ["a", "c", "x", "n", 1, "8"];
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let subset = wasm.fill_with(characters, 0, 0, 3);
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assert.equal(subset[0], 0);
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assert.equal(subset[4], 1);
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}
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"#)
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.test()
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}
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