rusty-x 0.1.71

use error;
use std::fs::File;
use std::io::{BufRead, BufReader};

/**
 * The snippet struct that has uses multiple tags, to order the snippets
 */
#[derive(Debug)]
pub struct Snippet {
    pub name: String,
    pub tags: Vec<String>,
}

impl Snippet {
    pub fn new(name: String, tags: &Vec<String>) -> Snippet {
        Snippet {
            name,
            tags: tags.to_owned(),
        }
    }
}

pub fn read_tags(path: &str) -> Result<Vec<String>, error::Error> {
    // Open the file
    let f = File::open(path)?;
    let mut file = BufReader::new(f);

    // Read the first line of the file
    let mut buffer = String::new();
    file.read_line(&mut buffer)?;

    // Read the tags, remove empty ones
    let mut t: Vec<&str> = buffer.as_str().split(',').map(|s| s.trim()).collect();
    t.retain(|s| !s.is_empty());

    let tags: Vec<String> = t.iter().map(|s| String::from(s.to_owned())).collect();

    // Return the tags found
    Ok(tags)
}