Trait serde_json::ser::Formatter

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pub trait Formatter {
Show 31 methods    // Provided methods
    fn write_null<W>(&mut self, writer: &mut W) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_bool<W>(&mut self, writer: &mut W, value: bool) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_i8<W>(&mut self, writer: &mut W, value: i8) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_i16<W>(&mut self, writer: &mut W, value: i16) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_i32<W>(&mut self, writer: &mut W, value: i32) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_i64<W>(&mut self, writer: &mut W, value: i64) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_i128<W>(&mut self, writer: &mut W, value: i128) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_u8<W>(&mut self, writer: &mut W, value: u8) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_u16<W>(&mut self, writer: &mut W, value: u16) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_u32<W>(&mut self, writer: &mut W, value: u32) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_u64<W>(&mut self, writer: &mut W, value: u64) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_u128<W>(&mut self, writer: &mut W, value: u128) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_f32<W>(&mut self, writer: &mut W, value: f32) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_f64<W>(&mut self, writer: &mut W, value: f64) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_number_str<W>(&mut self, writer: &mut W, value: &str) -> Result<()>
       where W: ?Sized + Write { ... }
    fn begin_string<W>(&mut self, writer: &mut W) -> Result<()>
       where W: ?Sized + Write { ... }
    fn end_string<W>(&mut self, writer: &mut W) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_string_fragment<W>(
        &mut self,
        writer: &mut W,
        fragment: &str
    ) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_char_escape<W>(
        &mut self,
        writer: &mut W,
        char_escape: CharEscape
    ) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_byte_array<W>(
        &mut self,
        writer: &mut W,
        value: &[u8]
    ) -> Result<()>
       where W: ?Sized + Write { ... }
    fn begin_array<W>(&mut self, writer: &mut W) -> Result<()>
       where W: ?Sized + Write { ... }
    fn end_array<W>(&mut self, writer: &mut W) -> Result<()>
       where W: ?Sized + Write { ... }
    fn begin_array_value<W>(
        &mut self,
        writer: &mut W,
        first: bool
    ) -> Result<()>
       where W: ?Sized + Write { ... }
    fn end_array_value<W>(&mut self, _writer: &mut W) -> Result<()>
       where W: ?Sized + Write { ... }
    fn begin_object<W>(&mut self, writer: &mut W) -> Result<()>
       where W: ?Sized + Write { ... }
    fn end_object<W>(&mut self, writer: &mut W) -> Result<()>
       where W: ?Sized + Write { ... }
    fn begin_object_key<W>(&mut self, writer: &mut W, first: bool) -> Result<()>
       where W: ?Sized + Write { ... }
    fn end_object_key<W>(&mut self, _writer: &mut W) -> Result<()>
       where W: ?Sized + Write { ... }
    fn begin_object_value<W>(&mut self, writer: &mut W) -> Result<()>
       where W: ?Sized + Write { ... }
    fn end_object_value<W>(&mut self, _writer: &mut W) -> Result<()>
       where W: ?Sized + Write { ... }
    fn write_raw_fragment<W>(
        &mut self,
        writer: &mut W,
        fragment: &str
    ) -> Result<()>
       where W: ?Sized + Write { ... }
}

Expand description

This trait abstracts away serializing the JSON control characters, which allows the user to optionally pretty print the JSON output.

Provided Methods§

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fn write_null<W>(&mut self, writer: &mut W) -> Result<()>
where W: ?Sized + Write,

Writes a null value to the specified writer.

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