ToTextFormatter

risingwave_common::types::jsonb

Struct ToTextFormatter

struct ToTextFormatter;

Expand description

A custom implementation for serde_json::ser::Formatter to match PostgreSQL, which adds extra space after , and : in array and object.

Trait Implementations§

impl Formatter for ToTextFormatter

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

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

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

Called before every object key.

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

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

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

Writes a null value to the specified writer.

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

Writes a true or false value to the specified writer.

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

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

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

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

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

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

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

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

fn write_i128<W>(&mut self, writer: &mut W, value: i128) -> Result<(), Error>
where W: Write + ?Sized,

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

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

Writes an integer value like 123 to the specified writer.

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

Writes an integer value like 123 to the specified writer.

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

Writes an integer value like 123 to the specified writer.

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

Writes an integer value like 123 to the specified writer.

fn write_u128<W>(&mut self, writer: &mut W, value: u128) -> Result<(), Error>
where W: Write + ?Sized,

Writes an integer value like 123 to the specified writer.

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

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

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

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

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

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

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

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

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

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

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

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<(), Error>
where W: Write + ?Sized,

Writes a character escape code to the specified writer.

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

Writes the representation of a byte array. Formatters can choose whether to represent bytes as a JSON array of integers (the default), or some JSON string encoding like hex or base64.

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

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

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

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

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

Called after every array value.

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

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

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

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

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

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

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

Called after every object value.

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

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

Auto Trait Implementations§

impl Freeze for ToTextFormatter

impl RefUnwindSafe for ToTextFormatter

impl Send for ToTextFormatter

impl Sync for ToTextFormatter

impl Unpin for ToTextFormatter

impl UnwindSafe for ToTextFormatter

Blanket Implementations§

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Causes self to use its LowerExp implementation when Debug-formatted.

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Causes self to use its LowerHex implementation when Debug-formatted.

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Causes self to use its Octal implementation when Debug-formatted.

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