Artlang

Simple Artlang compiler to build simple UI

Grammar rules

expr : KEYWORD:let IDENTIFIER EQ expr arith_expr ((AND|OR) arith_expr)*

logic_expr : NOT logic_expr arith_expr ((EE|LT|GT|LTE|GTE) arith_expr)*

arith_expr : term ((PLUS|MINUS) term)*

term : factor ((MUL|DIV) factor)*

factor : INT|FLOAT POWER

power : function-invocation (POW factor)*

function-invocation : atom (LPAREN (expr (COMMA expr)*)? RPAREN)?

atom : (PLUS|MINUS|IDENTIFIER) factor : LPAREN expr RPAREN : if-expression : for-expression : while-expression : function-definition

if-expression : KEYWORD:if LPAREN expr RPAREN expr (KEYWORD:else if LPAREN expr RPAREN expr)* (KEYWORD:else expr)?

for-expression : KEYWORD:for LPAREN IDENTIFIER EQ expr RPAREN to expr

while-expression : KEYWORD:while LPAREN expr RPAREN expr

function-definition : KEYWORD:function IDENTIFIER? LPAREN (IDENTIFIER (COMMA IDENTIFIER)*)? RPAREN expr