napi-rs/test_module/src/arraybuffer.rs
LongYinan 1a3621b727
feat(napi): major upgrades for napi@1
1. inline everything
2. change `check_status` and `type_of` to macro
3. provide #[module_exports] macro
4. remove debug and repr[transparent] for ffi struct
2020-11-26 11:31:49 +08:00

15 lines
432 B
Rust

use std::str;
use napi::{CallContext, JsArrayBuffer, JsNumber, JsObject, Result};
#[js_function(1)]
pub fn get_arraybuffer_length(ctx: CallContext) -> Result<JsNumber> {
let buffer = ctx.get::<JsArrayBuffer>(0)?.into_value()?;
ctx.env.create_uint32((&buffer).len() as u32)
}
pub fn register_js(exports: &mut JsObject) -> Result<()> {
exports.create_named_method("getArraybufferLength", get_arraybuffer_length)?;
Ok(())
}