pub const AstNodeType = enum {
    Program,
};

pub const AstNode = union(AstNodeType) {
    Program: []AstNode,
};

pub fn printNode(stdout: var, node: AstNode) anyerror!void {
    switch (node) {
        .Program => |children| try printNodes(stdout, children),
    }
}

fn printNodes(stdout: var, nodes: []AstNode) anyerror!void {
    for (nodes) |node| {
        try printNode(stdout, node);
    }
}