Trait symbolic_expressions::Formatter

pub trait Formatter {
    fn open<W>(
        &mut self, 
        writer: &mut W, 
        value: Option<&Sexp>
    ) -> Result<(), SexpError>
    where
        W: Write;
    fn element<W>(
        &mut self, 
        writer: &mut W, 
        value: &Sexp
    ) -> Result<(), SexpError>
    where
        W: Write;
    fn close<W>(&mut self, writer: &mut W) -> Result<(), SexpError>
    where
        W: Write;
}

trait for formatting the serialization of a symbolic-expression

Required Methods

fn open<W>(
    &mut self,
    writer: &mut W,
    value: Option<&Sexp>
) -> Result<(), SexpError> where
    W: Write, 

Called when serializing a '('.

fn element<W>(&mut self, writer: &mut W, value: &Sexp) -> Result<(), SexpError> where
    W: Write, 

Called when serializing a ' VAL'.

fn close<W>(&mut self, writer: &mut W) -> Result<(), SexpError> where
    W: Write, 

Called when serializing a ')'.

Implementors