Trait bdrck::cli::AbstractStream

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pub trait AbstractStream {
    type Attributes: AbstractTerminalAttributes + Debug;
    fn isatty(&self) -> bool;

    fn get_attributes(&self) -> IoResult<Self::Attributes>;

    fn set_attributes(&mut self, attributes: &Self::Attributes) -> IoResult<()>;

    fn as_reader(&self) -> Option<Box<dyn Read>>;

    fn as_writer(&self) -> Option<Box<dyn Write>>;
}
Expand description

This trait describes an abstract input or output stream.

This trait primarily exists for testing purposes. In almost all cases, users will instead just use the concrete type Stream defined below.

Associated Types

A type which describes the attributes of this stream / terminal.

Required methods

Returns whether or not this stream refers to an interactive terminal (a TTY), as opposed to, for example, a pipe.

Retrieve the current attributes of this stream / terminal.

Modify this stream’s / terminal’s attributes to match the given state.

Return a Read for this stream, if reading is supported.

Return a Write for this stream, if writing is supported.

Implementors