diff --git a/src/js.rs b/src/js.rs index 4d975053..fd16b23e 100644 --- a/src/js.rs +++ b/src/js.rs @@ -251,6 +251,24 @@ extern { pub fn entries(this: &Array) -> ArrayIterator; } +// Boolean +#[wasm_bindgen] +extern { + pub type Boolean; + + /// The `Boolean()` constructor creates an object wrapper for a boolean value. + /// + /// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Boolean + #[wasm_bindgen(constructor)] + pub fn new(value: JsValue) -> Boolean; + + /// The `valueOf()` method returns the primitive value of a `Boolean` object. + /// + /// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Boolean/valueOf + #[wasm_bindgen(method, js_name = valueOf)] + pub fn value_of(this: &Boolean) -> bool; +} + // Function #[wasm_bindgen] extern { diff --git a/tests/all/js_globals/Boolean.rs b/tests/all/js_globals/Boolean.rs new file mode 100644 index 00000000..323029f4 --- /dev/null +++ b/tests/all/js_globals/Boolean.rs @@ -0,0 +1,55 @@ +#![allow(non_snake_case)] + +use project; + +#[test] +fn new_undefined() { + 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 new_boolean() -> js::Boolean { + js::Boolean::new(JsValue::undefined()) + } + "#) + .file("test.ts", r#" + import * as assert from "assert"; + import * as wasm from "./out"; + + export function test() { + assert.equal(wasm.new_boolean().valueOf(), false); + } + "#) + .test() +} + +#[test] +fn new_truely() { + 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 new_boolean() -> js::Boolean { + js::Boolean::new(JsValue::from("foo")) + } + "#) + .file("test.ts", r#" + import * as assert from "assert"; + import * as wasm from "./out"; + + export function test() { + assert.equal(wasm.new_boolean().valueOf(), true); + } + "#) + .test() +} diff --git a/tests/all/js_globals/mod.rs b/tests/all/js_globals/mod.rs index 5f1ea8fe..4090fe04 100644 --- a/tests/all/js_globals/mod.rs +++ b/tests/all/js_globals/mod.rs @@ -4,6 +4,7 @@ use super::project; mod Array; mod ArrayIterator; +mod Boolean; mod Date; mod Function; mod JsString;