# File nqxml/error.rb, line 17
 def initialize(message, readStream)
	    super(message)
	    @line = readStream.respond_to?(line:line) ? readStream.line() : -1
	    @column = readStream.respond_to?(column:column) ? readStream.column() :
		-1
	    @pos = readStream.respond_to?(pos:pos) ? readStream.pos() : -1
	end