@Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        } else if (o == null || getClass() != o.getClass()) {
            return false;
        }
        FunctionExpression that = (FunctionExpression) o;
        return getName().equals(that.getName()) && getArguments().equals(that.getArguments());
    }
Gets the function arguments.

@return Returns the argument expressions.
smithy-jmespath/src/main/java/software/amazon/smithy/jmespath/ast/FunctionExpression.java