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bindings for parseInt/parseFloat (#384)

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* parseInt, parseFloat, JsValue::is_nan

* Number.parseInt, Number.parseFloat

* remove `JsValue::is_nan`

* parse_int/float returns f64
This commit is contained in:
Liigo Zhuang
2018-07-09 21:59:54 +08:00
committed by Alex Crichton
parent d6a0b34480
commit bfec9e6401
3 changed files with 99 additions and 0 deletions
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28
src/js.rs
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@ -87,6 +87,20 @@ extern "C" {
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/isFinite
#[wasm_bindgen(js_name = isFinite)]
pub fn is_finite(value: &JsValue) -> bool;
/// The `parseInt()` function parses a string argument and returns an integer
/// of the specified radix (the base in mathematical numeral systems), or NaN on error.
///
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/parseInt
#[wasm_bindgen(js_name = parseInt)]
pub fn parse_int(text: &str, radix: u8) -> f64;
/// The parseFloat() function parses an argument and returns a floating point number,
/// or NaN on error.
///
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/parseFloat
#[wasm_bindgen(js_name = parseFloat)]
pub fn parse_float(text: &str) -> f64;
}
// UInt8Array
@ -780,6 +794,20 @@ extern "C" {
#[wasm_bindgen(constructor)]
pub fn new(value: JsValue) -> Number;
/// The Number.parseInt() method parses a string argument and returns an
/// integer of the specified radix or base.
///
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/parseInt
#[wasm_bindgen(static_method_of = Number, js_name = parseInt)]
pub fn parse_int(text: &str, radix: u8) -> Number;
/// The Number.parseFloat() method parses a string argument and returns a
/// floating point number.
///
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/parseFloat
#[wasm_bindgen(static_method_of = Number, js_name = parseFloat)]
pub fn parse_float(text: &str) -> Number;
/// The toLocaleString() method returns a string with a language sensitive
/// representation of this number.
///