Prism in 2024

In Ruby 3.3.0, a new standard library was added to CRuby called Prism. Prism is a parser for the Ruby language, exposed as both a C library (optionally usable by CRuby) and a Ruby library (usable as a Ruby gem). The Prism project represents many person-years worth of effort, and is the result of a collaboration between Shopify, CRuby core contributors, other Ruby implementation authors, and Ruby t

[YassLab]

“LRama was a significant shift in the maintenance of the CRuby parser. Because the entire parser generation pipeline was now controlled by CRuby, it became possible to modify the grammar file in ways that were not previously possible with Bison. ”

[iga_k]

各種Ruby言語処理系とパーサーの歴史が丁寧に書かれている。ありがたい。