Category "antlr"

Unexpected Antlr4 parser errors

I found an odd behavior in Antlr4 (I tried versions 4.10 and 4.10.1 with the same result). When I try to use the grammar grammar Paths; cfg: NL? (entry (NL | E

using antlr parse message, how to resolve ambiguous literal

I am a newbie with ANTLR and try to parse a World Meteorological Organization (WMO) messages using ANTLR. A message like this: “AVB 12 CVD A12”z

Are there tools to convert between ANTLR and other forms of BNF? [closed]

Are there any tools to convert ANTLR grammar syntax to and from other BNF syntaxes? There are several forms Backus-Naur Form (BNF, EBNF, ABNF,