fn read_from_file<P: AsRef<Path>>(&self, path: P) -> Result<Vec<T>, Self::Error> {
        let file = File::open(path)?;
        let mut reader = BufReader::new(file);
        let mut buffer = String::new();

        reader.read_to_string(&mut buffer)?;

        buffer
            .split(self.delimiter)
            .map(|chunk| {
                if self.trim {
                    chunk.trim().parse().map_err(Error::ParseError)
                } else {
                    chunk.parse().map_err(Error::ParseError)
                }
            })
            .collect()
    }
/// Takes a file path and tries to read the file content into a destination of type `Vec<T>`.
///
/// # Failures
/// Returns an error if the specified file cannot be opened or contains invalid UTF-8.
/// Also returns an error if the file contents cannot be parsed into values of type `T`.
Takes a file path and tries to read the file content into a destination of type `Vec`.
Takes a file path and tries to read the file content into a destination of type ` Vec ` .
fn read_from_file<P: AsRef<Path>>(&self, path: P) -> Result<Vec<T>, Self::Error> {
        let file = File::open(path)?;
        let mut reader = BufReader::new(file);
        let mut buffer = String::new();
        reader.read_to_string(&mut buffer)?;
        buffer
            .split(self.delimiter)
            .map(|chunk| {
                if self.trim {
                    chunk.trim().parse().map_err(Error::ParseError)
                } else {
                    chunk.parse().map_err(Error::ParseError)
                }
            })
            .collect()
    }
fn read_from_file < P : AsRef < Path > > ( & self , path : P ) -> Result < Vec < T > , Self :: Error > { let file = File :: open ( path ) ? ; let mut reader = BufReader :: new ( file ) ; let mut buffer = String :: new ( ) ; reader . read_to_string ( & mut buffer ) ? ; buffer . split ( self . delimiter ) . map ( | chunk | { if self . trim { chunk . trim ( ) . parse ( ) . map_err ( Error :: ParseError ) } else { chunk . parse ( ) . map_err ( Error :: ParseError ) } } ) . collect ( ) }
Takes a file path and tries to read the file content into a destination of type `Vec<T>`.
Takes a file path and tries to read the file content into a destination of type ` Vec<T > ` .
&self
path
P
&self
path
P
failures
Returns an error if the specified file cannot be opened or contains invalid UTF-8.
Also returns an error if the file contents cannot be parsed into values of type `T`.
Returns an error if the specified file cannot be opened or contains invalid UTF - 8 . Also returns an error if the file contents cannot be parsed into values of type ` T ` .