dherman

use neon::prelude::*;
use neon::types::buffer::TypedArray;
use linkify::{LinkFinder, LinkKind, Span};

// Purely indexed version of Span<'t> that removes reference to the original string.
struct IndexSpan {
    start: u32,
    end: u32,
    kind: u32,
}

dherman

dherman@dherman-mn2 neon % npm test

> test
> npm run test:rust && npm run test:js


> test:rust
> cargo neon-test

   Compiling neon v1.0.0-alpha.1 (/Users/dherman/Sources/neon/crates/neon)

dherman

    /*
     * https://users.rust-lang.org/t/how-to-implement-index-range-usize-for-a-custom-slice-type-with-additional-data/66201
     *
     * buffer.region(4, 16).into::<JsUint32Array>
     * buffer.from(4).to(16).into::<JsUint32Array>
     * buffer[4..16].to_typed_array::<u32, _>(&mut cx)
     * JsUint32Array::from_region(&mut cx, buffer[4..16])
     * buffer.region(4..16).to_typed_array::<u32, _>(&mut cx)
     * JsUint32Array::from_region(&mut cx, buffer.region(4..16))
     * JsUint32Array::from_buffer_region(&mut cx, buffer, 4, 16))

dherman

trait TypedArrayExt {
    fn set_info<'cx, C: Context<'cx>>(&self, cx: &mut C, info: Handle<'cx, JsObject>) -> NeonResult<()>;

    fn get_info<'cx, C: Context<'cx>>(&self, cx: &mut C) -> JsResult<'cx, JsObject> {
        let info = cx.empty_object();
        self.set_info(cx, info)?;
        Ok(info)
    }
}

dherman

"use strict";

{
  let abp = ArrayBuffer.prototype;
  const VIEW = Symbol('view');

  function getView(receiver) {
    return receiver[VIEW] ||
           (receiver[VIEW] = new Uint8Array(receiver));
  }

dherman

flowchart TB
    JsValue
    JsValue-->JsObject
    subgraph primitives [Primitive Types]
        JsBoolean
        JsNumber
        JsString
        JsNull
 JsUndefined

dherman

const ATTRIBUTES = ['A', 'B', 'C', 'D', 'E', 'F'];

// type attribute = 'A' | 'B' | 'C' | 'D' | 'E' | 'F'
// type value = "x" | ""
// type combo = [value]

function combos() {
    return combosFrom(ATTRIBUTES, 0);
}

dherman

.
├── ansi-escapes
│   ├── index.js
│   ├── license
│   ├── package.json
│   └── readme.md
├── ansi-escape-sequences
│   ├── jsdoc2md
│   │   └── README.hbs
│   ├── lib

dherman

{
    "active": "release",
    "targets": {
        "release": {
            "rustc": "rustc 1.26.0 (a77568041 2018-05-07)",
            "env": {
                "npm_config_target": null,
                "npm_config_arch": null,
                "npm_config_target_arch": null,
                "npm_config_disturl": null,

dherman

macro_rules! const1 {
    ($id:ident, $depth:expr, [$($prefix:tt)*])
        =>
    {
        const $id: [&'static str; $depth] = [$($prefix),*];
    };
}

macro_rules! const_tree_at {
    ($depth:tt ;