16 lines
298 B
ANTLR
16 lines
298 B
ANTLR
parser grammar CalcParser;
|
|
|
|
options { tokenVocab = CalcLexer; }
|
|
|
|
program : statement* EOF ;
|
|
|
|
statement : IDENT ASSIGN expression SEMI ;
|
|
|
|
expression
|
|
: expression (STAR | SLASH) expression
|
|
| expression (PLUS | MINUS) expression
|
|
| LPAREN expression RPAREN
|
|
| NUMBER
|
|
| IDENT
|
|
;
|