RelOp constructor
Constructs a relational operation with the operator and operands.
Parameters:
value: String representation of the operator ("==", "!=", "<", ">", "<=", ">=")left: The left operand expressionright: The right operand expression
Implementation
RelOp(String value, Node<dynamic, LangVal> left, Node<dynamic, LangVal> right)
: super(RelOperator.fromString(value), [left, right]);