#!/usr/bin/env ruby -wKU
require 'pathname'

def pretty(txt, width, indent)
  tmpdir = ENV['TMPDIR'].sub(/\/$/, '')
  resolved_tmp = Pathname.new(tmpdir).realpath
  txt = txt.gsub(/#{Regexp.quote tmpdir}|#{Regexp.quote resolved_tmp}/, '${TMPDIR}')
  txt = txt.gsub(/(^|\W)#{Regexp.quote ENV['HOME']}/, '\\1~')
  txt = txt.gsub(/\xEF\xBF\xBF/, '«NULL_STR»')
  txt = txt.gsub(/(.{1,#{width}})( +|$)\n?|(.{#{width}})/, "\\1\\3\n")
  txt = txt.gsub(/\n(?!\z)/, "\n" + ' ' * indent)
  txt.chomp
end

def cols
	ENV['TERM'] ? %x{tput cols}.to_i : 80
end

# io = File.open("/tmp/avian.log")
# io = DATA
io = STDIN

line_no = 0
while line = io.gets

  stack_dump = false

  if line =~ /^(.*?)\t(.*?)\t(.*?)\t(.*)$/
    file, fn, ln, msg = $1, $2, $3, $4
    file = $1 if file =~ /^.*\/(.*)$/
    if fn =~ /^([-+])\[.*? (.*)\]$/
      fn = $1 == '+' ? "+#$2" : $2
    end
    printf("%-20.20s | %-25.25s | %s\n", "#{file}:#{ln}", fn, pretty(msg, cols - 51, 51))
  elsif line =~ /^(.*) \(in (.*?)\)(?: \+ \d+| \((.*)\))?$/
    stack_dump = true
    line_no += 1
    file, fn, framework = $3, $1, $2
    printf("%-30.30s |%3d | %s\n", file || framework, line_no, pretty(fn, cols - 38, 38))
  else
    puts(' '*51 + pretty(line, cols - 51, 51))
  end

  line_no = 0 unless stack_dump

end

__END__
text::iterator_t::operator++() (in OakTextView) (storage.cc:56)
std::iterator_traits<text::iterator_t>::difference_type std::__distance<text::iterator_t>(text::iterator_t, text::iterator_t, std::input_iterator_tag) (in OakTextView) (stl_iterator_base_funcs.h:84)
std::iterator_traits<text::iterator_t>::difference_type std::distance<text::iterator_t>(text::iterator_t, text::iterator_t) (in OakTextView) (stl_iterator_base_funcs.h:118)
char* std::basic_string<char, std::char_traits<char>, std::allocator<char> >::_S_construct<text::iterator_t>(text::iterator_t, text::iterator_t, std::allocator<char> const&, std::forward_iterator_tag) (in OakTextView) (basic_string.tcc:148)
char* std::basic_string<char, std::char_traits<char>, std::allocator<char> >::_S_construct_aux<text::iterator_t>(text::iterator_t, text::iterator_t, std::allocator<char> const&, __false_type) (in OakTextView) (basic_string.h:1440)
char* std::basic_string<char, std::char_traits<char>, std::allocator<char> >::_S_construct<text::iterator_t>(text::iterator_t, text::iterator_t, std::allocator<char> const&) (in OakTextView) (basic_string.h:1455)
std::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string<text::iterator_t>(text::iterator_t, text::iterator_t, std::allocator<char> const&) (in OakTextView) (basic_string.tcc:241)
snippet::snippet_observer_t::update_mirrors(snippet::tab_stop_t const&) (in OakTextView) (snippet.cc:292)
snippet::snippet_observer_t::cascade(snippet::tab_stop_t const&, text::iterator_t) (in OakTextView) (snippet.cc:318)
snippet::snippet_observer_t::will_erase(text::storage_t*, text::iterator_t const&, text::iterator_t const&) (in OakTextView) (snippet.cc:425)
text::storage_t::erase(text::iterator_t const&, text::iterator_t const&) (in OakTextView) (storage.cc:259)
view_t::erase(text::pos_t, text::pos_t) (in OakTextView) (TextView Internal.mm:403)
-[TextView(NSResponder) deleteBackward:] (in OakTextView) (TextView NSResponder.mm:399)
-[NSResponder tryToPerform:with:] (in AppKit)
-[TextView doCommandBySelector:] (in OakTextView) (TextView NSTextInput.mm:58)
-[NSKeyBindingManager(NSKeyBindingManager_MultiClients) interpretEventAsCommand:forClient:] (in AppKit)
-[NSTSMInputContext interpretKeyEvents:] (in AppKit)
-[NSView interpretKeyEvents:] (in AppKit)
-[TextView(NSResponder) keyDown:] (in OakTextView) (TextView NSResponder.mm:283)
-[NSWindow sendEvent:] (in AppKit)
-[NSApplication sendEvent:] (in AppKit)
-[NSApplication run] (in AppKit)
_NSApplicationMain (in AppKit)
_main (in TestApp) (main.m:13)
__start (in TestApp)
start (in TestApp)