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use chrono;
use hostname;
use term_size;
use std;
use users;
use power;
use vcs;
pub fn hostname() -> Option<String> {
hostname::get_hostname()
}
pub fn terminal_cols() -> Option<usize> {
if let Some((w, _h)) = term_size::dimensions() {
Some(w)
}
else {
None
}
}
pub fn pwd() -> Option<std::path::PathBuf> {
std::env::var("PWD")
.map(|pwd| std::path::PathBuf::from(pwd))
.ok()
}
pub fn home() -> Option<std::path::PathBuf> {
std::env::var("HOME")
.map(|dir| std::path::PathBuf::from(dir))
.ok()
}
pub fn user() -> Option<String> {
users::get_current_username()
}
pub fn is_root() -> bool {
users::get_current_uid() == 0
}
pub fn time() -> chrono::DateTime<chrono::Local> {
chrono::Local::now()
}
pub fn power_info() -> power::PowerInfo {
power::PowerInfo::new()
}
pub fn vcs_info() -> Option<Box<vcs::VcsInfo>> {
vcs::detect()
}
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