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use std::env;
use std::fs;
use std::io;
use std::io::Write;
use std::path::Path;
use std::process::Command;
pub fn dir_size(path: &Path) -> std::io::Result<u64> {
let mut size = 0;
if path.is_dir() {
for entry in fs::read_dir(path)? {
let entry = entry?;
let metadata = entry.metadata()?;
if metadata.is_file() {
size += metadata.len();
} else if metadata.is_dir() {
size += dir_size(&entry.path())?;
}
}
}
Ok(size)
}
pub fn get_editor() -> String {
env::var("VISUAL")
.or_else(|_| env::var("EDITOR"))
.unwrap_or_else(|_| "nano".to_string())
}
pub fn open_in_editor(editor: &str, file: &str) -> Result<(), String> {
let status = Command::new(editor)
.arg(file)
.status()
.map_err(|e| format!("failed to execute editor: {}", e))?;
if !status.success() {
return Err(format!("editor exited with non-zero status: {}", status));
}
Ok(())
}
pub fn yn_prompt(prompt: &str) -> bool {
print!("{} [y/n]: ", prompt);
io::stdout().flush().unwrap();
// Read input from user
let mut input = String::new();
io::stdin().read_line(&mut input).unwrap();
// Normalize input
let input = input.trim().to_lowercase();
match input.as_str() {
"y" | "yes" | "" => true,
_ => false,
}
}
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