fn fetch_services<P>(path: &P) -> Result<Vec<Service>>
where
    P: AsRef<Path> + ?Sized + AsRef<OsStr> + Debug,
{
    debug!("Fetching services from : {:?}", path);
    let has_toml_extension = |path: &PathBuf| {
        path.extension()
            .unwrap_or_else(|| "".as_ref())
            .to_str()
            .unwrap_or("")
            .ends_with("toml")
    };
    let is_toml_file = |path: &PathBuf| path.is_file() && has_toml_extension(path);
    let dir = fs::read_dir(path)?;

    //TODO: option to decide to not start if the deserialization of any service failed.
    let services = dir
        .filter_map(Result::ok)
        .map(|dir_entry| dir_entry.path())
        .filter(is_toml_file)
        .map(|file| {
            let res = Service::from_file(&file);
            res.map(|mut service| {
                if service.name.is_empty() {
                    let filename = file.file_name().unwrap().to_str().unwrap().to_owned();
                    service.name = filename;
                }
                service
            })
            .map_err(|error| {
                let error = error.context(format!("Failed loading toml file: {}", file.display()));
                error!("{:?}", error);
                error
            })
        })
        .filter_map(Result::ok)
        .collect::<Vec<Service>>();
    if services.is_empty() {
        error!("Horust: No services found in: {:?}", path);
    }
    Ok(services)
}
/// Search for *.toml files in path, and deserialize them into Service.
Search for *.toml files in path, and deserialize them into Service.
Search for * . toml files in path and deserialize them into Service .
fn fetch_services<P>(path: &P) -> Result<Vec<Service>>
where
    P: AsRef<Path> + ?Sized + AsRef<OsStr> + Debug,
{
    debug!("Fetching services from : {:?}", path);
    let has_toml_extension = |path: &PathBuf| {
        path.extension()
            .unwrap_or_else(|| "".as_ref())
            .to_str()
            .unwrap_or("")
            .ends_with("toml")
    };
    let is_toml_file = |path: &PathBuf| path.is_file() && has_toml_extension(path);
    let dir = fs::read_dir(path)?;
    //TODO: option to decide to not start if the deserialization of any service failed.
    let services = dir
        .filter_map(Result::ok)
        .map(|dir_entry| dir_entry.path())
        .filter(is_toml_file)
        .map(|file| {
            let res = Service::from_file(&file);
            res.map(|mut service| {
                if service.name.is_empty() {
                    let filename = file.file_name().unwrap().to_str().unwrap().to_owned();
                    service.name = filename;
                }
                service
            })
            .map_err(|error| {
                let error = error.context(format!("Failed loading toml file: {}", file.display()));
                error!("{:?}", error);
                error
            })
        })
        .filter_map(Result::ok)
        .collect::<Vec<Service>>();
    if services.is_empty() {
        error!("Horust: No services found in: {:?}", path);
    }
    Ok(services)
}
fn fetch_services < P > ( path : & P ) -> Result < Vec < Service > > where P : AsRef < Path > + ? Sized + AsRef < OsStr > + Debug , { debug ! ( " " path ) ; let has_toml_extension = | path : & PathBuf | { path . extension ( ) . unwrap_or_else ( | | " " . as_ref ( ) ) . to_str ( ) . unwrap_or ( " " ) . ends_with ( " " ) } ; let is_toml_file = | path : & PathBuf | path . is_file ( ) && has_toml_extension ( path ) ; let dir = fs :: read_dir ( path ) ? ; //TODO: option to decide to not start if the deserialization of any service failed. let services = dir . filter_map ( Result :: ok ) . map ( | dir_entry | dir_entry . path ( ) ) . filter ( is_toml_file ) . map ( | file | { let res = Service :: from_file ( & file ) ; res . map ( | mut service | { if service . name . is_empty ( ) { let filename = file . file_name ( ) . unwrap ( ) . to_str ( ) . unwrap ( ) . to_owned ( ) ; service . name = filename ; } service } ) . map_err ( | error | { let error = error . context ( format ! ( " " file display ( ) ) ) ; error ! ( " " error ) ; error } ) } ) . filter_map ( Result :: ok ) . collect :: < Vec < Service > > ( ) ; if services . is_empty ( ) { error ! ( " " path ) ; } Ok ( services ) }
Search for *.toml files in path, and deserialize them into Service.
Search for * . toml files in path and deserialize them into Service .
path
&P
path
&P