Trait serde_json::ser::Formatter

source · [−]
pub trait Formatter {

Show 28 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_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_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 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

Writes a null value to the specified writer.

Writes a true or false value to the specified writer.

Writes an integer value like -123 to the specified writer.

Writes an integer value like -123 to the specified writer.

Writes an integer value like -123 to the specified writer.

Writes an integer value like -123 to the specified writer.

Writes an integer value like 123 to the specified writer.

Writes an integer value like 123 to the specified writer.

Writes an integer value like 123 to the specified writer.

Writes an integer value like 123 to the specified writer.

Writes a floating point value like -31.26e+12 to the specified writer.

Writes a floating point value like -31.26e+12 to the specified writer.

Writes a number that has already been rendered to a string.

Called before each series of write_string_fragment and write_char_escape. Writes a " to the specified writer.

Called after each series of write_string_fragment and write_char_escape. Writes a " to the specified writer.

Writes a string fragment that doesn’t need any escaping to the specified writer.

Writes a character escape code to the specified writer.

Called before every array. Writes a [ to the specified writer.

Called after every array. Writes a ] to the specified writer.

Called before every array value. Writes a , if needed to the specified writer.

Called after every array value.

Called before every object. Writes a { to the specified writer.

Called after every object. Writes a } to the specified writer.

Called before every object key.

Called after every object key. A : should be written to the specified writer by either this method or begin_object_value.

Called before every object value. A : should be written to the specified writer by either this method or end_object_key.

Called after every object value.

Writes a raw JSON fragment that doesn’t need any escaping to the specified writer.

Implementors