csv2json.rs

use std::collections::HashMap;
use std::fs::read_to_string;

fn main() {
    let filestr = read_to_string("example.csv").unwrap();
    let mut lines = filestr.lines();
    let header_row = lines.next().unwrap();
    let field_names : Vec<_> = header_row.split(",").collect();

    let objects : Vec<HashMap<_, _>> = lines.map(|line| {
        let mut values = line.split(",");
        field_names.iter().zip(values).collect()
    }).collect();
    println!("{}", serde_json::to_string_pretty(&objects).unwrap());
}