[−][src]Trait serde_json::ser::Formatter

pub trait Formatter {
    fn write_null<W: ?Sized>(&mut self, writer: &mut W) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_bool<W: ?Sized>(
        &mut self, 
        writer: &mut W, 
        value: bool
    ) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_i8<W: ?Sized>(&mut self, writer: &mut W, value: i8) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_i16<W: ?Sized>(&mut self, writer: &mut W, value: i16) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_i32<W: ?Sized>(&mut self, writer: &mut W, value: i32) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_i64<W: ?Sized>(&mut self, writer: &mut W, value: i64) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_u8<W: ?Sized>(&mut self, writer: &mut W, value: u8) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_u16<W: ?Sized>(&mut self, writer: &mut W, value: u16) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_u32<W: ?Sized>(&mut self, writer: &mut W, value: u32) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_u64<W: ?Sized>(&mut self, writer: &mut W, value: u64) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_f32<W: ?Sized>(&mut self, writer: &mut W, value: f32) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_f64<W: ?Sized>(&mut self, writer: &mut W, value: f64) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_number_str<W: ?Sized>(
        &mut self, 
        writer: &mut W, 
        value: &str
    ) -> Result<()>
    where
        W: Write,
    { ... }

    fn begin_string<W: ?Sized>(&mut self, writer: &mut W) -> Result<()>
    where
        W: Write,
    { ... }

    fn end_string<W: ?Sized>(&mut self, writer: &mut W) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_string_fragment<W: ?Sized>(
        &mut self, 
        writer: &mut W, 
        fragment: &str
    ) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_char_escape<W: ?Sized>(
        &mut self, 
        writer: &mut W, 
        char_escape: CharEscape
    ) -> Result<()>
    where
        W: Write,
    { ... }

    fn begin_array<W: ?Sized>(&mut self, writer: &mut W) -> Result<()>
    where
        W: Write,
    { ... }

    fn end_array<W: ?Sized>(&mut self, writer: &mut W) -> Result<()>
    where
        W: Write,
    { ... }

    fn begin_array_value<W: ?Sized>(
        &mut self, 
        writer: &mut W, 
        first: bool
    ) -> Result<()>
    where
        W: Write,
    { ... }

    fn end_array_value<W: ?Sized>(&mut self, _writer: &mut W) -> Result<()>
    where
        W: Write,
    { ... }

    fn begin_object<W: ?Sized>(&mut self, writer: &mut W) -> Result<()>
    where
        W: Write,
    { ... }

    fn end_object<W: ?Sized>(&mut self, writer: &mut W) -> Result<()>
    where
        W: Write,
    { ... }

    fn begin_object_key<W: ?Sized>(
        &mut self, 
        writer: &mut W, 
        first: bool
    ) -> Result<()>
    where
        W: Write,
    { ... }

    fn end_object_key<W: ?Sized>(&mut self, _writer: &mut W) -> Result<()>
    where
        W: Write,
    { ... }

    fn begin_object_value<W: ?Sized>(&mut self, writer: &mut W) -> Result<()>
    where
        W: Write,
    { ... }

    fn end_object_value<W: ?Sized>(&mut self, _writer: &mut W) -> Result<()>
    where
        W: Write,
    { ... }

    fn write_raw_fragment<W: ?Sized>(
        &mut self, 
        writer: &mut W, 
        fragment: &str
    ) -> Result<()>
    where
        W: Write,
    { ... }
}

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

Provided methods

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

Writes a null value to the specified writer.

fn write_bool<W: ?Sized>(&mut self, writer: &mut W, value: bool) -> Result<()> where
    W: Write, 

Writes a true or false value to the specified writer.

fn write_i8<W: ?Sized>(&mut self, writer: &mut W, value: i8) -> Result<()> where
    W: Write, 

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

fn write_i16<W: ?Sized>(&mut self, writer: &mut W, value: i16) -> Result<()> where
    W: Write, 

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

fn write_i32<W: ?Sized>(&mut self, writer: &mut W, value: i32) -> Result<()> where
    W: Write, 

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

fn write_i64<W: ?Sized>(&mut self, writer: &mut W, value: i64) -> Result<()> where
    W: Write, 

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

fn write_u8<W: ?Sized>(&mut self, writer: &mut W, value: u8) -> Result<()> where
    W: Write, 

Writes an integer value like 123 to the specified writer.

fn write_u16<W: ?Sized>(&mut self, writer: &mut W, value: u16) -> Result<()> where
    W: Write, 

Writes an integer value like 123 to the specified writer.

fn write_u32<W: ?Sized>(&mut self, writer: &mut W, value: u32) -> Result<()> where
    W: Write, 

Writes an integer value like 123 to the specified writer.

fn write_u64<W: ?Sized>(&mut self, writer: &mut W, value: u64) -> Result<()> where
    W: Write, 

Writes an integer value like 123 to the specified writer.

fn write_f32<W: ?Sized>(&mut self, writer: &mut W, value: f32) -> Result<()> where
    W: Write, 

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

fn write_f64<W: ?Sized>(&mut self, writer: &mut W, value: f64) -> Result<()> where
    W: Write, 

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

fn write_number_str<W: ?Sized>(
    &mut self,
    writer: &mut W,
    value: &str
) -> Result<()> where
    W: Write, 

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

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

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

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

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

fn write_string_fragment<W: ?Sized>(
    &mut self,
    writer: &mut W,
    fragment: &str
) -> Result<()> where
    W: Write, 

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

fn write_char_escape<W: ?Sized>(
    &mut self,
    writer: &mut W,
    char_escape: CharEscape
) -> Result<()> where
    W: Write, 

Writes a character escape code to the specified writer.

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

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

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

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

fn begin_array_value<W: ?Sized>(
    &mut self,
    writer: &mut W,
    first: bool
) -> Result<()> where
    W: Write, 

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

fn end_array_value<W: ?Sized>(&mut self, _writer: &mut W) -> Result<()> where
    W: Write, 

Called after every array value.

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

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

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

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

fn begin_object_key<W: ?Sized>(
    &mut self,
    writer: &mut W,
    first: bool
) -> Result<()> where
    W: Write, 

Called before every object key.

fn end_object_key<W: ?Sized>(&mut self, _writer: &mut W) -> Result<()> where
    W: Write, 

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

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

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

fn end_object_value<W: ?Sized>(&mut self, _writer: &mut W) -> Result<()> where
    W: Write, 

Called after every object value.

fn write_raw_fragment<W: ?Sized>(
    &mut self,
    writer: &mut W,
    fragment: &str
) -> Result<()> where
    W: Write, 

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

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Implementors

impl Formatter for CompactFormatter[src]

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

fn write_bool<W: ?Sized>(&mut self, writer: &mut W, value: bool) -> Result<()> where
    W: Write, [src]

fn write_i8<W: ?Sized>(&mut self, writer: &mut W, value: i8) -> Result<()> where
    W: Write, [src]

fn write_i16<W: ?Sized>(&mut self, writer: &mut W, value: i16) -> Result<()> where
    W: Write, [src]

fn write_i32<W: ?Sized>(&mut self, writer: &mut W, value: i32) -> Result<()> where
    W: Write, [src]

fn write_i64<W: ?Sized>(&mut self, writer: &mut W, value: i64) -> Result<()> where
    W: Write, [src]

fn write_u8<W: ?Sized>(&mut self, writer: &mut W, value: u8) -> Result<()> where
    W: Write, [src]

fn write_u16<W: ?Sized>(&mut self, writer: &mut W, value: u16) -> Result<()> where
    W: Write, [src]

fn write_u32<W: ?Sized>(&mut self, writer: &mut W, value: u32) -> Result<()> where
    W: Write, [src]

fn write_u64<W: ?Sized>(&mut self, writer: &mut W, value: u64) -> Result<()> where
    W: Write, [src]

fn write_f32<W: ?Sized>(&mut self, writer: &mut W, value: f32) -> Result<()> where
    W: Write, [src]

fn write_f64<W: ?Sized>(&mut self, writer: &mut W, value: f64) -> Result<()> where
    W: Write, [src]

fn write_number_str<W: ?Sized>(
    &mut self,
    writer: &mut W,
    value: &str
) -> Result<()> where
    W: Write, [src]

fn begin_string<W: ?Sized>(&mut self, writer: &mut W) -> Result<()> where
    W: Write, [src]

fn end_string<W: ?Sized>(&mut self, writer: &mut W) -> Result<()> where
    W: Write, [src]

fn write_string_fragment<W: ?Sized>(
    &mut self,
    writer: &mut W,
    fragment: &str
) -> Result<()> where
    W: Write, [src]

fn write_char_escape<W: ?Sized>(
    &mut self,
    writer: &mut W,
    char_escape: CharEscape
) -> Result<()> where
    W: Write, [src]

fn begin_array<W: ?Sized>(&mut self, writer: &mut W) -> Result<()> where
    W: Write, [src]

fn end_array<W: ?Sized>(&mut self, writer: &mut W) -> Result<()> where
    W: Write, [src]

fn begin_array_value<W: ?Sized>(
    &mut self,
    writer: &mut W,
    first: bool
) -> Result<()> where
    W: Write, [src]

fn end_array_value<W: ?Sized>(&mut self, _writer: &mut W) -> Result<()> where
    W: Write, [src]

fn begin_object<W: ?Sized>(&mut self, writer: &mut W) -> Result<()> where
    W: Write, [src]

fn end_object<W: ?Sized>(&mut self, writer: &mut W) -> Result<()> where
    W: Write, [src]

fn begin_object_key<W: ?Sized>(
    &mut self,
    writer: &mut W,
    first: bool
) -> Result<()> where
    W: Write, [src]

fn end_object_key<W: ?Sized>(&mut self, _writer: &mut W) -> Result<()> where
    W: Write, [src]

fn begin_object_value<W: ?Sized>(&mut self, writer: &mut W) -> Result<()> where
    W: Write, [src]

fn end_object_value<W: ?Sized>(&mut self, _writer: &mut W) -> Result<()> where
    W: Write, [src]

fn write_raw_fragment<W: ?Sized>(
    &mut self,
    writer: &mut W,
    fragment: &str
) -> Result<()> where
    W: Write, [src]

impl<'a> Formatter for PrettyFormatter<'a>[src]

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

fn write_bool<W: ?Sized>(&mut self, writer: &mut W, value: bool) -> Result<()> where
    W: Write, [src]

fn write_i8<W: ?Sized>(&mut self, writer: &mut W, value: i8) -> Result<()> where
    W: Write, [src]

fn write_i16<W: ?Sized>(&mut self, writer: &mut W, value: i16) -> Result<()> where
    W: Write, [src]

fn write_i32<W: ?Sized>(&mut self, writer: &mut W, value: i32) -> Result<()> where
    W: Write, [src]

fn write_i64<W: ?Sized>(&mut self, writer: &mut W, value: i64) -> Result<()> where
    W: Write, [src]

fn write_u8<W: ?Sized>(&mut self, writer: &mut W, value: u8) -> Result<()> where
    W: Write, [src]

fn write_u16<W: ?Sized>(&mut self, writer: &mut W, value: u16) -> Result<()> where
    W: Write, [src]

fn write_u32<W: ?Sized>(&mut self, writer: &mut W, value: u32) -> Result<()> where
    W: Write, [src]

fn write_u64<W: ?Sized>(&mut self, writer: &mut W, value: u64) -> Result<()> where
    W: Write, [src]

fn write_f32<W: ?Sized>(&mut self, writer: &mut W, value: f32) -> Result<()> where
    W: Write, [src]

fn write_f64<W: ?Sized>(&mut self, writer: &mut W, value: f64) -> Result<()> where
    W: Write, [src]

fn write_number_str<W: ?Sized>(
    &mut self,
    writer: &mut W,
    value: &str
) -> Result<()> where
    W: Write, [src]

fn begin_string<W: ?Sized>(&mut self, writer: &mut W) -> Result<()> where
    W: Write, [src]

fn end_string<W: ?Sized>(&mut self, writer: &mut W) -> Result<()> where
    W: Write, [src]

fn write_string_fragment<W: ?Sized>(
    &mut self,
    writer: &mut W,
    fragment: &str
) -> Result<()> where
    W: Write, [src]

fn write_char_escape<W: ?Sized>(
    &mut self,
    writer: &mut W,
    char_escape: CharEscape
) -> Result<()> where
    W: Write, [src]

fn end_object_key<W: ?Sized>(&mut self, _writer: &mut W) -> Result<()> where
    W: Write, [src]

fn write_raw_fragment<W: ?Sized>(
    &mut self,
    writer: &mut W,
    fragment: &str
) -> Result<()> where
    W: Write, [src]

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