Simon Willison’s Weblog

Metaprogramming JavaScript Presentation. Adam McCrea demonstrates some incredibly elegant DSL -style JavaScript based on chaining method calls together.

Posted 26th March 2007 at 7:45 pm

Recent articles

The last six months in LLMs, illustrated by pelicans on bicycles - 6th June 2025
Tips on prompting ChatGPT for UK technology secretary Peter Kyle - 3rd June 2025
How often do LLMs snitch? Recreating Theo's SnitchBench with LLM - 31st May 2025

dsl 5 javascript 711 metaprogramming 1 adam-mccrea 1

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe