Exception: Webdrone::WebdroneError

Inherits:
StandardError
  • Object
show all
Defined in:
lib/webdrone/error.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(msg, original = $!, a0, caller_locations) ⇒ WebdroneError

Returns a new instance of WebdroneError.



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# File 'lib/webdrone/error.rb', line 4

def initialize(msg, original = $!, a0, caller_locations)
  super(msg)
  @original = original
  @a0 = a0
  @caller_locations = caller_locations
  @buffer = []

  begin
    # find location of user error
    @caller_locations[1..-1].each do |location|
      if not location.path.include? 'lib/webdrone/'
        @location = location
        break
      end
    end

    report_script
    report_screenshot
    report_exception
    report_time
  rescue
  end
end

Instance Attribute Details

#a0 ⇒ Object (readonly)

Returns the value of attribute a0.



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# File 'lib/webdrone/error.rb', line 3

def a0
  @a0
end

#caller_locations ⇒ Object (readonly)

Returns the value of attribute caller_locations.



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# File 'lib/webdrone/error.rb', line 3

def caller_locations
  @caller_locations
end

#original ⇒ Object (readonly)

Returns the value of attribute original.



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# File 'lib/webdrone/error.rb', line 3

def original
  @original
end

Instance Method Details

#dump_error_report ⇒ Object 



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# File 'lib/webdrone/error.rb', line 43

def dump_error_report
  File.open(File.join(@a0.conf.outdir, "a0_webdrone_error_report.txt"), "a") do |file|
    file.write(@buffer.join)
  end
  @buffer = []
end

#report_exception ⇒ Object 



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# File 'lib/webdrone/error.rb', line 81

def report_exception
  begin
    write_title "EXCEPTION DUMP"

    write_line "#{@original.class}: #{@original.message}"
    @original.backtrace_locations.each do |location|
      if location.path == @location.path and location.lineno == @location.lineno
        write_line sprintf " ==> from %s", location
      else
        write_line sprintf "     from %s", location
      end
    end

    dump_error_report
  rescue
  end
end

#report_screenshot ⇒ Object 



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# File 'lib/webdrone/error.rb', line 70

def report_screenshot
  begin
    write_title "AUTOMATIC SCREENSHOT"
    file = @a0.shot.screen 'a0_webdrone_error_report'
    write_line "Saved: #{file.path}"

    dump_error_report
  rescue
  end
end

#report_script ⇒ Object 



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# File 'lib/webdrone/error.rb', line 50

def report_script
  begin
    ini, fin = [@location.lineno - 10 - 1, @location.lineno + 10 - 1]
    ini = 0 if ini < 0

    write_title "#{@location.path} AT LINE #{sprintf '%3d', @location.lineno}"
    File.readlines(@location.path)[ini..fin].each_with_index do |line, index|
      lno = index + ini + 1
      if lno == @location.lineno
        write_line sprintf "%3d ==> %s", lno, line
      else
        write_line sprintf "%3d     %s", lno, line
      end
    end

    dump_error_report
  rescue
  end
end

#report_time ⇒ Object 



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# File 'lib/webdrone/error.rb', line 99

def report_time
  write_title "#{Time.new}"

  dump_error_report
end

#write_line(line) ⇒ Object 



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# File 'lib/webdrone/error.rb', line 28

def write_line(line)
  line = "#{line.chomp}\r\n"
  @buffer << line
  puts line
end

#write_title(title) ⇒ Object 



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# File 'lib/webdrone/error.rb', line 34

def write_title(title)
  title = "#{title} " if title.length % 2 != 0
  title = "== #{title} =="
  filler = "="
  length = (80 - title.length) / 2
  title = "#{filler*length}#{title}#{filler*length}\n" if length > 1
  write_line title
end