riiry 0.1.8

Riiry, a cross platform fuzzy launcher similar to rofi.
Documentation 
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use failure::err_msg;
use failure::Error;
use failure::ResultExt;
use glib::Sender;
use log::trace;
use std::env;
use std::path::{Path, PathBuf};
use std::process::Command;
use walkdir::{DirEntry, WalkDir};

pub fn get_home_files() -> Option<Vec<PathBuf>> {
    match env::var("HOME") {
        Ok(dir) => Some(
            WalkDir::new(dir)
                .into_iter()
                .filter_entry(|e| is_not_hidden(e))
                .filter_map(|entry| entry.ok())
                .filter_map(|entry| Some(entry.path().to_path_buf()))
                .collect(),
        ),
        _ => None,
    }
}

pub fn get_home_files_incremental(tx: Sender<Vec<String>>) {
    if let Ok(dir) = env::var("HOME") {
        for entry in WalkDir::new(dir)
            .into_iter()
            .filter_entry(|e| is_not_hidden(e))
            .filter_map(|e| e.ok())
        {
            trace!("path: {}", entry.path().display());
            // tx.send(vec![String::from(entry.path().to_str().unwrap()) + "\n"]);
            tx.send(vec![String::from(entry.path().to_str().unwrap())]);
        }
    }
}

pub fn open_file_in_default_app(path: &Path) -> Result<(), Error> {
    println!("Launching: xdg-open {:?}", path);
    Command::new("xdg-open")
        .arg(&path.as_os_str())
        //.output()
        //.with_context(|_| err_msg("Failed to run xdg-open"))?;
        .spawn()
        .expect("Failed to run xdg-open");

    Ok(())
}

fn is_not_hidden(entry: &DirEntry) -> bool {
    entry
        .file_name()
        .to_str()
        .map(|s| entry.depth() == 0 || !s.starts_with("."))
        .unwrap_or(false)
}