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while

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bronku 2025-11-30 11:21:19 +01:00
parent 16378e5d48
commit 5f560f079b
5 changed files with 30 additions and 5 deletions
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6
src/parser.y
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@ -32,7 +32,7 @@
%left KW_OR
%left KW_AND
%right KW_NOT // unary logical NOT
%token KW_DEF KW_IF KW_RETURN KW_FOR KW_IN KW_PASS KW_ELSE KW_ELIF KW_CLASS
%token KW_DEF KW_IF KW_RETURN KW_FOR KW_IN KW_PASS KW_ELSE KW_ELIF KW_CLASS KW_WHILE
%token L_PAREN R_PAREN L_BRACKET R_BRACKET L_BRACE R_BRACE
%token DOT COLON SEMICOLON COMMA
@ -94,6 +94,9 @@ stmt:
| KW_RETURN expr NEWLINE {
$$ = std::make_unique<Return>(std::move($2));
}
| KW_WHILE expr COLON NEWLINE INDENT stmt_list DEDENT {
$$ = std::make_unique<While>(std::move($2), std::move($6));
}
;
expr:
@ -102,6 +105,7 @@ expr:
| STRING { $$ = std::make_unique<String>($1); }
| expr PLUS expr { $$ = std::make_unique<BinOp>( BinaryOperator(BinaryOperator::ADD), std::move($1), std::move($3)); }
| expr MULTIPLY expr { $$ = std::make_unique<BinOp>( BinaryOperator(BinaryOperator::MUL), std::move($1), std::move($3)); }
| expr MINUS expr { $$ = std::make_unique<BinOp>( BinaryOperator(BinaryOperator::SUB), std::move($1), std::move($3)); }
| expr LT expr { $$ = std::make_unique<BinOp>( BinaryOperator(BinaryOperator::LT) , std::move($1), std::move($3)); }
| expr KW_AND expr { $$ = std::make_unique<BinOp>( BinaryOperator(BinaryOperator::AND) , std::move($1), std::move($3)); }
| expr KW_OR expr { $$ = std::make_unique<BinOp>( BinaryOperator(BinaryOperator::OR) , std::move($1), std::move($3)); }