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#!/usr/bin/env ruby
$KCODE = 'e'
require 'htree'
require 'tempfile'
def path2pattern(*paths)
/\A#{Regexp.alt *paths.map {|path|
Regexp.new(path.gsub(%r{[^/]+}) {|step|
if /\[(\d+)\]\z/ =~ step
n = $1.to_i
if $1.to_i == 1
Regexp.quote($`) + "(?:\\[#{n}\\])?"
else
Regexp.quote(step)
end
else
Regexp.quote(step) + '(\[\d+\])?'
end
}.gsub(%r{//+}) {
"/(?:[^/]+/)*"
})
}}\z/
end
filename1, *ignore_path = ARGV
ignore_path.each {|path| puts path }
tree1 = HTree.parse(File.read(filename1).decode_charset_guess)
ignore_pattern = path2pattern(*ignore_path)
p ignore_pattern
pred = lambda {|e, path|
p path if ignore_pattern === path
not (
#(HTree::Elem === e && (e.tagname == 'style' ||
# e.tagname == 'script')) ||
ignore_pattern === path
)
}
tree2 = tree1.filter_with_path(&pred)
tf1 = Tempfile.new('htmldiff1')
PP.pp(tree1, tf1)
tf1.close
tf2 = Tempfile.new('htmldiff2')
PP.pp(tree2, tf2)
tf2.close
system("diff -u #{tf1.path} #{tf2.path}")
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