Cool Antlr

Parser

As parsser is done in top-down parsing, left-to-right. Examples:

class Program {
  int foo() {
    return 0;
  }
}

Output

Lexer Analysis

CLASS                class
PROGRAM              Program
LCURLY               {
INT                  int
ID                   foo
LROUND               (
RROUND               )
LCURLY               {
RETURN               return
DECIMAL_LITERAL      0
SEMICOLON            ;
RCURLY               }
RCURLY               }

Parsing

Requirements

1. Java 11
2. Antlr 4.12.0 Link