Let Over Lambda, a remarkable book on Common Lisp macros, has a cute demonstration of how to get lisp-1 semantics using macros.
It does make me think about defaults though. I can create a 1-indexed array in JS, Perl or Python, but I wouldn't in practice.
miniblog.
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I've released difftastic 0.68! A smaller update, but still worth upgrading:
* Improved Bash, C, Go, Lua, Nix, Perl, Python, Rust, Scala, Swift and YAML parsing.
* Minor display and git compatibility fixes.
I hear people say that Go is often hard to search online (hence sometimes "Golang"), but the vast majority of language names are common words. Names with punctuation (C++, C#) are hard too.
Is this a big problem in practice? "Perl" isn't a dictionary word, but it's an exception.
I've release difftastic 0.56! In this release:
* Added support for Scheme and Smali
* Improved JS, TypeScript, QML and Perl parsers
* File permission changes are now reported



