Module: LogMethods

Included in:
MongoLog
Defined in:
lib/sprockets_fs/log.rb

Instance Method Summary collapse

Instance Method Details

#calling_lines ⇒ Object 



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# File 'lib/sprockets_fs/log.rb', line 5

def calling_lines
  raise 'foo'
rescue => exp
  base = test = other = nil
  dir = File.expand_path(File.dirname(__FILE__) + "/../..")

  File.append "traces.txt", exp.backtrace.join("\n") + "\n\n\n"

  exp.backtrace[3..-1].each do |line|
    if line =~ /rspec-core/
      # do nothing
    elsif line.starts_with?(dir)
      short = line.gsub("#{dir}/","")
      if short.starts_with? "lib"
        base ||= short
      elsif short.starts_with? "spec"
        test ||= short
      else
        raise "unknown #{line} | #{short}"
      end
    elsif line =~ /fattr/ || line.starts_with?("(eval):")
      # do nothing
    else
      other ||= line
    end
    if base && test && other
      test = "#{test} #{get_spec_name(test)}"
      return [base,test,other]
    end
  end
  return [base,test,other] if base && test
  raise 'end'
end

#get_fattr_name(desc) ⇒ Object 



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# File 'lib/sprockets_fs/log.rb', line 50

def get_fattr_name(desc)
  file,line,junk = *desc.split(" ").first.split(":")
  lines = File.read(file).split("\n")[0...(line.to_i)].reverse
  lines.each do |line|
    if line =~ /fattr\(:([a-z0-9_]+)\)\s+do/
      return $1
    end
  end
  raise 'no fattr name'
end

#get_spec_name(desc) ⇒ Object 



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# File 'lib/sprockets_fs/log.rb', line 39

def get_spec_name(desc)
  file,line,junk = *desc.split(" ").first.split(":")
  lines = File.read(file).split("\n")[0...(line.to_i)].reverse
  lines.each do |line|
    if line =~ /it\s+['"]([a-z _0-9]+)['"]\s+do/
      return $1
    end
  end
  raise 'no spec name'
end

#log_special(obj, &b) ⇒ Object 



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# File 'lib/sprockets_fs/log.rb', line 63

def log_special(obj,&b)
  dt = Time.now

  lines = calling_lines
  line = lines.join(" | ")

  raise "bad line, cant find calling function #{lines.first}" unless lines.first =~ /in `([a-z0-9_ <>:]+)'/i
  caller = $1

  if caller.starts_with?("block in <")
    caller = get_fattr_name(lines.first) 
  elsif caller.starts_with?("block in")
    raise "bad line, cant find calling function #{caller}" unless caller =~ /block in ([a-z0-9_!]+)/i
    caller = $1
  end

  library = nil
  if lines.last
    if  lines.last =~ /in `([a-z0-9_ <>:]+)'/i
      library = $1
    end
  end

  res = nil
  message = obj.inspect
  if block_given?
    res = yield
    message += " RES: #{res.inspect}"
  end
  
  make :dt => dt, :base_line => lines.first, :spec_line => lines[1], :spec => get_spec_name(lines[1]), :message => message, :caller => caller, :library => library, :library_line => lines.last

  File.append "log_special.log","#{dt} from #{line}\n#{obj.inspect}\n\n"

  res
end