23 lines
576 B
C
23 lines
576 B
C
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#ifndef PARSER_H
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#define PARSER_H
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/*
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expression → equality ;
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equality → comparison ( ( "!=" | "==" ) comparison )* ;
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comparison → term ( ( ">" | ">=" | "<" | "<=" ) term )* ;
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term → factor ( ( "-" | "+" ) factor )* ;
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factor → unary ( ( "/" | "*" ) unary )* ;
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unary → ( "!" | "-" ) unary
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| primary ;
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primary → NUMBER | STRING | "true" | "false" | "nil"
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| "(" expression ")" ;
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*/
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#include "ast.h"
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#include "lexer.h"
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expr_t *parse(token_t *tks);
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void free_expr(expr_t *expr);
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#endif
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