10 lines
462 B
Text
10 lines
462 B
Text
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 -> exponent ( ( "/" | "*" | "/." | "/_" | "%" | "/%" ) exponent )* ;
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exponent -> 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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