PBS Tidbit 8 of Y: Interview with jq Maintainer Mattias Wadman

This tidbit is a little unusual — it’s an interview with one of the maintainers of the jq project, Mattias Wadman.

Matching Podcast Episode

You can also Download the MP3

Read an unedited, auto-generated transcript with chapter marks: PBS_2024_08_06

Links

You can find out more about Mattias & the various projects he is working on at the links below:

• Follow Mattias on Mastodon: @wader@fosstodon.org
• Mattias’ GitHub Profile which hosts some notable jq-related projects:
  • fq for querying binary files with the jq language: github.com/wader/fq
    • A list of presentations about fq — github.com/…
    • The fork of the Go version of jq that powers fq — github.com/…
  • fq’s main function which is written in jq — https://github.com/…
  • jq language server (LSP) for IDEs like VS Code, neovim, emacs etc: github.com/wader/jq-lsp
  • jq implemented in jq: github.com/wader/jqjq
• Some notable jq commits & files mentioned during the interview:
  • The very first commit in Haskel
  • The switch to C
• A version of jq implemented in Go: github.com/itchyny/gojq
• A version of jq implemented in Rust by Michael Färber: github.com/01mf02/jaq
  • Michael’s formal specification of the jq language — github.com/…
  • The “Denotational Semantics and a Fast Interpreter for jq” academic paper by Michael