Add the binding valueOf to number

This commit is contained in:
Jonathan Sundqvist 2018-06-23 14:43:43 +02:00
parent d79f982a01
commit a7f8e071fe
3 changed files with 48 additions and 1 deletions

View File

@ -208,6 +208,20 @@ extern {
pub fn entries(this: &Array) -> ArrayIterator;
}
// Number.
#[wasm_bindgen]
extern {
pub type Number;
/// The valueOf() method returns the wrapped primitive value of
/// a Number object.
///
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/valueOf
#[wasm_bindgen(method, js_name = valueOf)]
pub fn value_of(this: &Number) -> Number;
}
// Object.
#[wasm_bindgen]
extern {
@ -268,4 +282,4 @@ extern {
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/slice
#[wasm_bindgen(method, js_class = "String")]
pub fn slice(this: &JsString, start: u32, end: u32) -> JsString;
}
}

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@ -0,0 +1,32 @@
#![allow(non_snake_case)]
use super::project;
#[test]
fn value_of() {
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 js_value_of(this: &js::Number) -> js::Number {
this.value_of()
}
"#)
.file("test.ts", r#"
import * as assert from "assert";
import * as wasm from "./out";
export function test() {
let number = 42;
assert.equal(wasm.js_value_of(number), 42);
assert.equal(typeof wasm.js_value_of(number), "number");
}
"#)
.test()
}

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@ -6,6 +6,7 @@ mod Object;
mod Array;
mod ArrayIterator;
mod JsString;
mod Number;
#[test]
#[cfg(feature = "std")]