osmpbfreader 0.15.2

// Copyright (c) 2014-2015 Guillaume Pinot <texitoi(a)texitoi.eu>
//
// This work is free. You can redistribute it and/or modify it under
// the terms of the Do What The Fuck You Want To Public License,
// Version 2, as published by Sam Hocevar. See the COPYING file for
// more details.
//
extern crate osmpbfreader;

fn wanted(obj: &osmpbfreader::OsmObj) -> bool {
    obj.id() == osmpbfreader::RelationId(7444).into() //id of relation for Paris
}

fn main() {
    let filename = std::env::args_os().nth(1).unwrap();
    let path = std::path::Path::new(&filename);
    let r = std::fs::File::open(&path).unwrap();
    let mut pbf = osmpbfreader::OsmPbfReader::new(r);
    let objects = pbf.get_objs_and_deps(wanted).unwrap();
    println!(
        "The relation Paris is composed of {:?} items",
        objects.len()
    );
    for (id, _) in objects {
        println!("{:?}", id);
    }
}