diff options
Diffstat (limited to 'lib/rexml/text.rb')
| -rw-r--r-- | lib/rexml/text.rb | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/lib/rexml/text.rb b/lib/rexml/text.rb index 2494ad9e8a..6f94ca4ba1 100644 --- a/lib/rexml/text.rb +++ b/lib/rexml/text.rb @@ -164,9 +164,44 @@ module REXML end @unnormalized = Text::unnormalize( @string, doctype ) end - + + def wrap(string, width, addnewline=false) + # Recursivly wrap string at width. + return string if string.length <= width + place = string.rindex(' ', width) # Position in string with last ' ' before cutoff + if addnewline then + return "\n" + string[0,place] + "\n" + wrap(string[place+1..-1], width) + else + return string[0,place] + "\n" + wrap(string[place+1..-1], width) + end + end + + def indent(string, level=1, style="\t", indentfirstline=true) + return string if level < 0 + new_string = '' + string.each { |line| + indent_string = style * level + new_line = (indent_string + line).sub(/[\s]+$/,'') + new_string << new_line + } + new_string.strip! unless indentfirstline + return new_string + end + def write( writer, indent=-1, transitive=false, ie_hack=false ) - writer << to_s() + s = to_s() + if not (@parent and @parent.whitespace) then + s = wrap(s, 60, false) if @parent and @parent.context[:wordwrap] == :all + if @parent and not @parent.context[:indentstyle].nil? then + indentstyle = @parent.context[:indentstyle] + else + indentstyle = ' ' + end + if s.count("\n") > 0 and indent > 0 then + s = indent(s, indent, indentstyle, false) + end + end + writer << s end # Writes out text, substituting special characters beforehand. |