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use anyhow::anyhow;
use anyhow::Result;
use is_executable::is_executable;
use std::fs::DirEntry;
use std::fs::metadata;
use std::{fs::read_dir, path::PathBuf};
pub fn read_routes(path: &PathBuf) -> Result<Vec<String>> {
read_routes_with_prefix(path, "/")
}
fn read_routes_with_prefix(path: &PathBuf, prefix: &str) -> Result<Vec<String>> {
Ok(
read_dir(path)?
.map(|entry| read_entry_with_prefix(&entry?, path, prefix))
.flatten().flatten().collect())
}
fn read_entry_with_prefix(entry: &DirEntry, dir_path: &PathBuf, prefix: &str) -> Result<Vec<String>> {
let entry_path = entry.path();
let metadata = metadata(&entry_path)?;
if metadata.is_dir() {
let entry_basename = entry_path.file_name()
.ok_or(anyhow!("No basename for file: {:?} in directory: {:?}", entry_path, dir_path))?;
let result = read_routes_with_prefix(&entry_path, &format!("{prefix}{:?}/", entry_basename));
result
} else if metadata.is_file() {
if !is_executable(entry.path()) {
eprintln!("Found {:?} in routes config directory, but cannot configure route as the file is not executable", entry);
return Ok(Vec::new());
}
Ok(vec![format!("{:?}", entry_path)])
} else {
eprintln!("Found {:?} in routes config directory, but cannot configure route as the file is neither a directory nor an ordinary file", entry);
Ok(Vec::new())
}
}
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