This is part 1 of 4. Part 2 - Annotating a TOML Parse Tree Part 3 - Transforming a TOML Parse Tree Part 4 - Displaying Errors in a TOML Document toml-parslet on GitHub. Last night, in a fit of YAML-induced pique, Tom Preston-Werner created the spec for “Tom’s Obvious Minimal Language”, or TOML. It’s a simple text-based file format, similar to INI files, and this presents us with the opportunity to