Function parseExpression

docs/app/js/sanddance-app.js:144377–144381

()

    return expr;
} // 11.14 Comma Operator
function parseExpression() {
    const expr = parseConditionalExpression();
    if (match(",")) throw new Error(DISABLED); // no sequence expressions
    return expr;
}
function parser(code) {
    source = code;
    index = 0;