pub fn load(filename: &str) -> Result<Db, Box<Error>> {
        let full_filename = Db::build_filename(filename);
        let mut file = File::open(full_filename)?;
        let mut contents = String::new();
        file.read_to_string(&mut contents)?;
        let mut db = Db::new(filename);
        let row_id_map: HashMap<RowId, Vec<Entry>> = serde_json::from_str(&contents)?;
        for (_row_id, entries) in row_id_map {
            db.add_row(entries);
        }
        Ok(db)
    }
/// Load a database file from the filesystem under the subdirectory `save/`.
///
/// # Errors
///
/// May return errors from external modules while opening the file or parsing the contents.
Load a database file from the filesystem under the subdirectory `save/`.
Load a database file from the filesystem under the subdirectory ` save / ` .
pub fn load(filename: &str) -> Result<Db, Box<Error>> {
        let full_filename = Db::build_filename(filename);
        let mut file = File::open(full_filename)?;
        let mut contents = String::new();
        file.read_to_string(&mut contents)?;
        let mut db = Db::new(filename);
        let row_id_map: HashMap<RowId, Vec<Entry>> = serde_json::from_str(&contents)?;
        for (_row_id, entries) in row_id_map {
            db.add_row(entries);
        }
        Ok(db)
    }
pub fn load ( filename : & str ) -> Result < Db , Box < Error > > { let full_filename = Db :: build_filename ( filename ) ; let mut file = File :: open ( full_filename ) ? ; let mut contents = String :: new ( ) ; file . read_to_string ( & mut contents ) ? ; let mut db = Db :: new ( filename ) ; let row_id_map : HashMap < RowId , Vec < Entry > > = serde_json :: from_str ( & contents ) ? ; for ( _row_id , entries ) in row_id_map { db . add_row ( entries ) ; } Ok ( db ) }
Load a database file from the filesystem under the subdirectory `save/`.
Load a database file from the filesystem under the subdirectory ` save / ` .
filename
&str
filename
&str
errors
May return errors from external modules while opening the file or parsing the contents.
May return errors from external modules while opening the file or parsing the contents .