package serene.simple;

public class SymbolNode extends Node {
    public String name;

    public SymbolNode(String name) {
        this.name = name;
    }

    @Override
    public boolean equals(Node other) {
        if (other instanceof SymbolNode) {
            SymbolNode n = (SymbolNode) other;

            if (this.name.equals(n.name)) {
                return true;
            }

            return false;
        }
        return super.equals(other);
    }

    @Override
    public Object eval(Scope scope) {
        return scope.lookupSymbol(this.name);
    }

    public String toString() {
        return String.format("Symbol<%s>", this.name);
    }
}