Writing a Simple Parser in Rust
Update May 2020 The code as written on the old version of this page didn’t compile anymore as an astute reader noticed. I’ve updated this site so that it compiles with Rust 1.43. Erratum Boris Berger pointed out that I made a mistake in the grammar that allows parsing 3 * 4 + 5 as 3 * (4 + 5) instead of (3 * 4) + 5. This is now corrected. In an effort to learn Rust I wrote a parser for simple arit
Perl 6 Grammars, Part 1
Perl 6 Grammars, Part 1 Feb 13, 2018 by Andrew Shitov The Perl 6 language has builtin support of grammars. You may consider grammars as a combination of the well known regular expressions and utilities such as yacc or bison, or more sophisticated grammar tools such as ANTLR. All that—both lexer, parser, and also semantic processing—which are often separate parts of compilers, is built-in and avail
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Day 8 — Make your Perl 6 grammar compact | Perl 6 Advent Calendar
