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