CSVDIFF - EXAMPLE APPLICATION

• Run application via "cargo run -- --source1 data1.csv --source2 data2.csv --primarykeys pk1,pk2"

Features

• Specification of primary keys possibles

Example for Stackoverflow

use std::{ collections::HashMap, };

fn main(){ let keys = vec![vec!["A".to_string(), "1".to_string()], vec!["B".to_string(), "2".to_string()], vec!["C".to_string(), "3".to_string()]];

let map_1: HashMap<Vec<String>, i32> = HashMap::from_iter(vec![(keys[0].clone(), 1), (keys[1].clone(), 2)]);  
let map_2: HashMap<Vec<String>, i32> = HashMap::from_iter(vec![(keys[0].clone(), 2), (keys[2].clone(), 2)]);  


for key in map_1.keys().into_iter(){
    if !map_2.contains_key(key){
        println!("Key {:?} not present in second hashmap", key)
    }
    else if map_1.get(key).unwrap() != map_2.get(key).unwrap() {
        println!("Values for key {:?} differ: {:?} vs {:?}", key, map_1.get(key).unwrap(), map_2.get(key).unwrap())
    }
}


let both_maps: Vec<_> = map_1.keys().filter(|&x| map_2.contains_key(x)).collect();
for key in both_maps{
    let value_1 = map_1.get(key).unwrap();  
    println!("{}", value_1);
}

}