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1
.gitignore
vendored
1
.gitignore
vendored
@ -3,3 +3,4 @@ out/
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*.zip
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prg/**/*.ast
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prg/**/*.out
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prg/**/*.pins25
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@ -1,10 +0,0 @@
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var i = 0
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fun main() =
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until i >= 10 do
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putint(i),
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i = i + 1
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end,
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0
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fun putint(n)
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@ -57,10 +57,6 @@ public record Token(Report.Location location, Symbol symbol, String lexeme) impl
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* Kljucna beseda {@code while}.
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*/
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WHILE,
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/**
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* Kljucna beseda {@code until}.
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*/
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UNTIL,
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/**
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* Kljucna beseda {@code do}.
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*/
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@ -315,7 +315,6 @@ public class LexAn implements AutoCloseable {
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case "then" -> Token.Symbol.THEN;
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case "else" -> Token.Symbol.ELSE;
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case "while" -> Token.Symbol.WHILE;
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case "until" -> Token.Symbol.UNTIL;
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case "do" -> Token.Symbol.DO;
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case "let" -> Token.Symbol.LET;
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case "in" -> Token.Symbol.IN;
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@ -227,21 +227,6 @@ public class SynAn implements AutoCloseable {
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return whileStmt;
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}
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case UNTIL: {
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// statement -> until expression do statements end
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Token untilT = check(Token.Symbol.UNTIL);
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AST.Expr cond = parseExpression();
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check(Token.Symbol.DO);
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List<AST.Stmt> stmts = parseStatements();
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Token end = check(Token.Symbol.END);
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AST.Expr negCond = new AST.UnExpr(AST.UnExpr.Oper.NOT, cond);
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AST.WhileStmt whileStmt = new AST.WhileStmt(negCond, stmts);
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attrLoc.put(whileStmt, new Report.Location(untilT, end));
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return whileStmt;
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}
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case LET: {
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// statement -> let definition reststmtdefs in statements end
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Token let = check(Token.Symbol.LET);
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