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refactor: remove some redundant error types (#4)
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parent
927f6077b4
commit
ae76a0cbe1
5 changed files with 35 additions and 39 deletions
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@ -6,8 +6,6 @@ pub const YELLOW: &str = "\x1b[33m";
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pub const RED: &str = "\x1b[31m";
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pub const MAGENTA: &str = "\x1b[35m";
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pub fn print_dots() -> Result<String, std::io::Error> {
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let colors = format!("{BLUE} {CYAN} {GREEN} {YELLOW} {RED} {MAGENTA} {RESET}");
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Ok(colors)
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pub fn print_dots() -> String {
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format!("{BLUE} {CYAN} {GREEN} {YELLOW} {RED} {MAGENTA} {RESET}")
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}
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@ -1,20 +1,17 @@
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use color_eyre::Result;
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use std::{env, io};
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pub fn get_desktop_info() -> Result<String, io::Error> {
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let desktop_env = env::var("XDG_CURRENT_DESKTOP");
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let display_backend = env::var("XDG_SESSION_TYPE");
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pub fn get_desktop_info() -> String {
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let desktop_env = std::env::var("XDG_CURRENT_DESKTOP");
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let display_backend = std::env::var("XDG_SESSION_TYPE");
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// Trim "none+" from the start of desktop_env if present
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// XXX: This is a workaround for NixOS modules that set XDG_CURRENT_DESKTOP to "none+foo"
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// instead of just "foo"
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// Use "Unknown" if desktop_env or display_backend is empty
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let desktop_env = match desktop_env {
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Err(_) => String::from("Unknown"),
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Ok(s) => s.trim_start_matches("none+").to_owned(),
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let desktop_env = match desktop_env.as_ref() {
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Err(_) => "Unknown",
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Ok(s) => s.trim_start_matches("none+"),
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};
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let display_backend = display_backend.unwrap_or_else(|_| String::from("Unknown"));
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let display_backend = display_backend.unwrap_or(String::from("Unknown"));
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Ok(format!("{desktop_env} ({display_backend})"))
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format!("{desktop_env} ({display_backend})")
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}
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33
src/main.rs
33
src/main.rs
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@ -17,15 +17,15 @@ fn main() -> Result<(), Report> {
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color_eyre::install()?;
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let fields = Fields {
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user_info: get_username_and_hostname()?,
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user_info: get_username_and_hostname(),
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os_name: get_os_pretty_name()?,
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kernel_version: get_system_info()?,
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shell: get_shell()?,
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shell: get_shell(),
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uptime: get_current()?,
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window_manager: get_desktop_info()?,
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window_manager: get_desktop_info(),
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memory_usage: get_memory_usage(sysinfo()?),
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storage: get_root_disk_usage()?,
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colors: print_dots()?,
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colors: print_dots(),
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};
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print_system_info(&fields);
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@ -50,6 +50,18 @@ struct Fields {
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}
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fn print_system_info(fields: &Fields) {
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let Fields {
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user_info,
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os_name,
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kernel_version,
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shell,
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uptime,
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window_manager,
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memory_usage,
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storage,
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colors,
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} = fields;
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println!(
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"
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{CYAN} ▟█▖ {BLUE}▝█▙ ▗█▛ {user_info} ~{RESET}
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@ -60,16 +72,5 @@ fn print_system_info(fields: &Fields) {
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{BLUE} ▟█▛{CYAN}▗█▖ {CYAN}▟█▛ {CYAN} {BLUE}WM{RESET} {window_manager}
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{BLUE} ▝█▛ {CYAN}██▖{BLUE}▗▄▄▄▄▄▄▄▄▄▄▄ {CYAN} {BLUE}Memory{RESET} {memory_usage}
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{BLUE} ▝ {CYAN}▟█▜█▖{BLUE}▀▀▀▀▀██▛▀▀▘ {CYAN} {BLUE}Storage (/){RESET} {storage}
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{CYAN} ▟█▘ ▜█▖ {BLUE}▝█▛ {CYAN} {BLUE}Colors{RESET} {colors}
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",
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user_info = fields.user_info,
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os_name = fields.os_name,
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kernel_version = fields.kernel_version,
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shell = fields.shell,
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uptime = fields.uptime,
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window_manager = fields.window_manager,
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memory_usage = fields.memory_usage,
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storage = fields.storage,
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colors = fields.colors,
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);
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{CYAN} ▟█▘ ▜█▖ {BLUE}▝█▛ {CYAN} {BLUE}Colors{RESET} {colors}");
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}
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@ -23,5 +23,5 @@ pub fn get_os_pretty_name() -> Result<String, io::Error> {
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.to_string()
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});
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Ok(pretty_name.unwrap_or_else(|| "Unknown".to_string()))
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Ok(pretty_name.unwrap_or("Unknown".to_string()))
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}
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@ -7,19 +7,19 @@ use std::io::{self};
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use crate::colors::{CYAN, GREEN, RED, RESET, YELLOW};
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pub fn get_username_and_hostname() -> Result<String, io::Error> {
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let username = env::var("USER").unwrap_or_else(|_| "unknown_user".to_string());
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let hostname = nix::unistd::gethostname()?;
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pub fn get_username_and_hostname() -> String {
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let username = env::var("USER").unwrap_or("unknown_user".to_string());
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let hostname = nix::unistd::gethostname().unwrap_or("unknown_host".to_string().into());
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let hostname = hostname.to_string_lossy();
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Ok(format!("{YELLOW}{username}{RED}@{GREEN}{hostname}"))
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format!("{YELLOW}{username}{RED}@{GREEN}{hostname}")
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}
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pub fn get_shell() -> Result<String, io::Error> {
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let shell_path = env::var("SHELL").unwrap_or_else(|_| "unknown_shell".to_string());
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pub fn get_shell() -> String {
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let shell_path = env::var("SHELL").unwrap_or("unknown_shell".to_string());
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let shell_name = shell_path.rsplit('/').next().unwrap_or("unknown_shell");
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Ok(shell_name.to_string())
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shell_name.to_string()
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}
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pub fn get_root_disk_usage() -> Result<String, io::Error> {
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