processing method
Parser
processing()
Implementation
Parser processing() => XmlToken.openProcessing
.toParser()
.seq(ref0(nameToken))
.seq(ref0(space)
.seq(any()
.starLazy(XmlToken.closeProcessing.toParser())
.flatten('Expected processing instruction content'))
.pick(1)
.optionalWith(''))
.seq(XmlToken.closeProcessing.toParser());