pub struct EncoderWriter<'a, W: 'a> {
// some fields omitted
}An Encoder that encodes values directly into a Writer.
This struct should not be used often.
For most cases, prefer the encode_into function.
impl<'a, W: Write> EncoderWriter<'a, W>fn new(w: &'a mut W) -> EncoderWriter<'a, W>impl<'a, W: Write> Encoder for EncoderWriter<'a, W>type Error = EncodingErrorfn emit_nil(&mut self) -> EncodingResult<()>fn emit_usize(&mut self, v: usize) -> EncodingResult<()>fn emit_u64(&mut self, v: u64) -> EncodingResult<()>fn emit_u32(&mut self, v: u32) -> EncodingResult<()>fn emit_u16(&mut self, v: u16) -> EncodingResult<()>fn emit_u8(&mut self, v: u8) -> EncodingResult<()>fn emit_isize(&mut self, v: isize) -> EncodingResult<()>fn emit_i64(&mut self, v: i64) -> EncodingResult<()>fn emit_i32(&mut self, v: i32) -> EncodingResult<()>fn emit_i16(&mut self, v: i16) -> EncodingResult<()>fn emit_i8(&mut self, v: i8) -> EncodingResult<()>fn emit_bool(&mut self, v: bool) -> EncodingResult<()>fn emit_f64(&mut self, v: f64) -> EncodingResult<()>fn emit_f32(&mut self, v: f32) -> EncodingResult<()>fn emit_char(&mut self, v: char) -> EncodingResult<()>fn emit_str(&mut self, v: &str) -> EncodingResult<()>fn emit_enum<F>(&mut self, __: &str, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_enum_variant<F>(&mut self, _: &str, v_id: usize, _: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_enum_variant_arg<F>(&mut self, _: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_enum_struct_variant<F>(&mut self, _: &str, _: usize, _: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_enum_struct_variant_field<F>(&mut self, _: &str, _: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_struct<F>(&mut self, _: &str, _: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_struct_field<F>(&mut self, _: &str, _: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_tuple<F>(&mut self, _: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_tuple_arg<F>(&mut self, _: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_tuple_struct<F>(&mut self, _: &str, len: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_tuple_struct_arg<F>(&mut self, f_idx: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_option<F>(&mut self, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_option_none(&mut self) -> EncodingResult<()>fn emit_option_some<F>(&mut self, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_seq<F>(&mut self, len: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_seq_elt<F>(&mut self, _: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_map<F>(&mut self, len: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_map_elt_key<F>(&mut self, _: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>fn emit_map_elt_val<F>(&mut self, _: usize, f: F) -> EncodingResult<()> where F: FnOnce(&mut EncoderWriter<'a, W>) -> EncodingResult<()>