195     upstream: W,  field
199     pub fn new(upstream: W) -> HtmlEscapeWriter<W> {  in new()
200         HtmlEscapeWriter { upstream }  in new()
214             self.upstream.write_all(&buf[last_term..i])?;  in write()
216             self.upstream.write_all(escape)?;  in write()
218         self.upstream.write_all(&buf[last_term..])?;  in write()
223         self.upstream.flush()  in flush()
229         self.upstream.supports_color()  in supports_color()
233         self.upstream.set_color(spec)  in set_color()
237         self.upstream.reset()  in reset()
242     upstream: W,  field
247     pub fn new(upstream: W) -> SvgWriter<W> {  in new()
249             upstream,  in new()
257         self.upstream.write(buf)  in write()
261         self.upstream.flush()  in flush()