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    Doom reportedly implemented in Bel Lisp in about 20 minutes using Opus 5.5

    A user says the project turned 32k lines of C++ into under 2k lines of Bel and included a JavaScript interpreter.

    Garry TanGT
    1 Source, 2h ago, first seen 2h ago

    TLDR

    A user says they used Opus 5.5 in fast mode over dinner to implement Doom in Paul Graham’s Bel Lisp variant in about 20 minutes. They say 32k lines of C++ were transpiled into under 2k lines of Bel, alongside a full Bel interpreter written in JavaScript.

    Combined views

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    1 Source, first seen 2h ago

    Combined views

    15K

    1 Source, first seen 2h ago

    151 likes
    151 likes
    35 comments
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    6 reposts
    Featured Source
    35 comments
    18 saves
    6 reposts

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    1 Source

    Garry Tan@garrytanOver dinner last night with Tom Brown, Tom Blomfield and PG, I used Opus 5.5 in fast mode to implement Doom in @paulg's Bel LISP variant in about 20 minutes 32k C++ transpiled to under 2k LOC of Bel, along with a full Bel interpreter written in JS PG, it's time to vibe code!2h

    1 Source

    Garry Tan@garrytanOver dinner last night with Tom Brown, Tom Blomfield and PG, I used Opus 5.5 in fast mode to implement Doom in @paulg's Bel LISP variant in about 20 minutes 32k C++ transpiled to under 2k LOC of Bel, along with a full Bel interpreter written in JS PG, it's time to vibe code!2h