Twostroke on HackerShow

Languages and libraries

javascript interpreter

SHOW HN2012

A JavaScript interpreter written in Ruby

Shown by haileys on Jan 13, 2012. Click the card to turn it over.

75points

27comments

#318of 1,677 in 2012

Top 19%of 2012 by points

How HN took it

CuriousMostly questions and neutral comments

3 positive, 6 neutral or asking, 1 mixed, 1 critical, out of 11 comments about the project. Thread score +0.07.

Idea: 3 for, 1 against

Each row is a top-level comment and its replies, in HN's order. Select a cell to open that comment on HN.

positive neutral or mixed critical about another commenter or something else the maker

Fun and interesting project
From 3 comments
- Twostroke is also capable enough to run the CoffeeScript compiler: http://github.com/charliesome/coffee-script-pure
  haileys on HN
- Something like Twostroke could be useful if for some reason or other you can't embed V8 (eg. no platform support, no access to compilers, etc.) Twostroke is dog slow compared to…
  charliesome on HN
- Fun is always a good reason... I need to dust off my (horribly incomplete) Ruby compiler project.
  vidarh on HN
Can run the CoffeeScript compiler
From 1 comment
- Twostroke is also capable enough to run the CoffeeScript compiler: http://github.com/charliesome/coffee-script-pure
  haileys on HN

Very slow compared to real JavaScript engines
From 1 comment
- Something like Twostroke could be useful if for some reason or other you can't embed V8 (eg. no platform support, no access to compilers, etc.) Twostroke is dog slow compared to…
  charliesome on HN
No clear use case
From 1 comment
- I see no use case for this. You must be masters of both languages after this project.
  jemeshsu on HN
Project appears stagnant
From 1 comment
- The front page for the project hasn't been updated in over 3 years, and a quick search for github activity shows stagnation too. What direction is this project heading and how…
  sreque on HN

Add a Twostroke adapter to ExecJS
From 1 comment
- Very cool! If you added a Twostroke adapter to ExecJS (https://github.com/sstephenson/execjs), the ruby-coffee-script gem would work without modification.
  sstephenson on HN

Why build this instead of embedding V8?
From 1 comment
- Looks fun, but it'd be interesting to hear more about your rationale for this vs. embedding V8 etc.
  vidarh on HN
Why hand-write the parser instead of using a parsing library?
From 1 comment
- I'm quite flabbergasted seeing this: https://github.com/charliesome/twostroke/blob/master/lib/twostroke/parser.rb That is, a parser which is essentially coded by hand, with all…
  Xion on HN

V8 embedding
From 1 comment
- Looks fun, but it'd be interesting to hear more about your rationale for this vs. embedding V8 etc.
  vidarh on HN
HotRuby
From 1 comment
- You should check out HotRuby, which is a Ruby interpreter, written in Javascript: http://hotruby.yukoba.jp/ Should be pretty interesting to see Twostroke running on HotRuby…
  endymi0n on HN
treetop, kpeg, citrus parsing libraries
From 1 comment
- Sure there are, kpeg, citrus, treetop... Probably more I don't know about.
  andrewvc on HN