discourse/lib/diff_engine.rb
2013-02-23 16:30:02 +11:00

22 lines
637 B
Ruby

# This class is used to generate diffs, it will be consumed by the UI on
# on the client the displays diffs.
#
# Ruby has the diff/lcs engine that can do some of the work, the devil
# is in the details
class DiffEngine
# generate an html friendly diff similar to the way Stack Exchange generate
# html diffs
#
# retruns: html containing decorations indicating the changes
def self.html_diff(html_before, html_after)
end
# same as html diff, except that it operates on markdown
#
# returns html containing decorated areas where diff happened
def self.markdown_diff(markdown_before, markdown_after)
end
end