node_text

# File lib/yaml/baseemitter.rb, line 36
                def node_text( value, block = nil )
            @seq_map = false
                        valx = value.dup
            unless block
            block =
                if options(:UseBlock)
                    '|'
                elsif not options(:UseFold) and valx =~ /\n[ \t]/ and not valx =~ /#{YAML::ESCAPE_CHAR}/
                    '|'
                else
                    '>'
                end 

                indt = $&.to_i if block =~ /\d+/
                if valx =~ /(\A\n*[ \t#]|^---\s+)/
                    indt = options(:Indent) unless indt.to_i > 0
                    block += indt.to_s
                end

            block +=
                if valx =~ /\n\Z\n/
                    "+"
                elsif valx =~ /\Z\n/
                    ""
                else
                    "-"
                end
            end
            block += "\n"
            if block[0] == ?"
                esc_skip = ( "\t\n" unless valx =~ /^[ \t]/ ) || ""
                valx = fold( YAML::escape( valx, esc_skip ) + "\"" ).chomp
                self << '"' + indent_text( valx, indt, false )
            else
                if block[0] == ?> 
                    valx = fold( valx ) 
                end
                #p [block, indt]
                self << block + indent_text( valx, indt )
            end
                end