Function to_fmt_writer_with_config 

pub fn to_fmt_writer_with_config<W, T>(
    writer: &mut W,
    value: &T,
    config: &SerializerConfig,
) -> Result<()>
where
    W: Write,
    T: ?Sized + Serialize,

Serialize a Rust value to YAML and write into a core::fmt::Write sink, using a custom SerializerConfig.

Errors

• Error::Serialize — the destination’s write_str returned fmt::Error.
• All variants documented on to_string_with_config.