Exception: StandardError

Inherits:
Exception
  • Object
show all
Defined in:
lib/coaster/core_ext/standard_error.rb,
lib/coaster/core_ext/standard_error/raven.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(message = nil, cause = $!) ⇒ StandardError

Returns a new instance of StandardError.



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# File 'lib/coaster/core_ext/standard_error.rb', line 21

def initialize(message = nil, cause = $!)
  @tags = []
  @level = 'error'
  @attributes = HashWithIndifferentAccess.new
  @tkey = nil

  case message
    when Exception
      msg = message
      set_backtrace(message.backtrace)
    when StandardError
      @tags = message.tags
      @level = message.level
      @tkey = message.tkey
      @attributes = message.attributes
      msg = message
      set_backtrace(message.backtrace)
    when Hash then
      hash = message.with_indifferent_access rescue message
      msg = hash[:message]
      msg = hash[:msg] if msg.nil?
      msg = hash[:m] if msg.nil?
      @tags = Array(hash.delete(:tags) || hash.delete(:tag))
      @level = hash.delete(:level) || hash.delete(:severity) || @level
      @tkey = hash.delete(:tkey)
      msg = cause.message if msg.nil? && cause
      @attributes.merge!(hash)
    when String, NilClass then
      msg = message
    when FalseClass then
      msg = false
    else
      msg = message
      @attributes[:object] = message
  end

  msg = nil if msg == false
  super(msg)
  set_backtrace(cause.backtrace) if cause
end

Instance Attribute Details

#level ⇒ Object

Returns the value of attribute level.



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# File 'lib/coaster/core_ext/standard_error.rb', line 19

def level
  @level
end

#raven ⇒ Object

Returns the value of attribute raven.



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# File 'lib/coaster/core_ext/standard_error/raven.rb', line 2

def raven
  @raven
end

#tags ⇒ Object

Returns the value of attribute tags.



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# File 'lib/coaster/core_ext/standard_error.rb', line 19

def tags
  @tags
end

#tkey ⇒ Object

Returns the value of attribute tkey.



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# File 'lib/coaster/core_ext/standard_error.rb', line 19

def tkey
  @tkey
end

Class Method Details

.http_status ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error.rb', line 14

def http_status
  500
end

.status ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error.rb', line 10

def status
  999999 # Unknown
end

Instance Method Details

#attributes ⇒ Object Also known as: attr 



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# File 'lib/coaster/core_ext/standard_error.rb', line 66

def attributes
  if cause && cause.respond_to?(:attributes)
    cause.attributes.merge(@attributes)
  else
    @attributes
  end
end

#capture(options = {}) ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error/raven.rb', line 19

def capture(options = {})
  notes = raven.merge(options || {})

  notes[:fingerprint] = notes[:fingerprint].flatten.map do |fp|
    if fp == true || fp == :class
      self.class.name
    elsif fp == :default
      '{{ default }}'
    else
      fp
    end
  end
  notes[:tags] ||= {}
  notes[:tags] = notes[:tags].merge(environment: Rails.env) if defined?(Rails)
  notes[:level] ||= self.level
  notes[:extra] = (notes[:extra] || {}).merge(attributes)

  Raven.annotate_exception(self, notes)
  Raven.capture_exception(self)
rescue => e
  msg = "#{e.class.name}: #{e.message}"
  msg += "\n\t" + e.backtrace.join("\n\t")
  Raven.logger.error(msg)
end

#code ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error.rb', line 79

def code
  attributes[:code] || http_status
end

#description ⇒ Object Also known as: desc

description is user friendly messages, do not use error’s message error message is not user friendly in many cases.



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# File 'lib/coaster/core_ext/standard_error.rb', line 85

def description
  dsc = attributes[:description] || attributes[:desc]
  return dsc if dsc
  msg = message.dup
  msg.instance_variable_set(:@raw, true)
  msg
end

#fingerprint ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error/raven.rb', line 15

def fingerprint
  raven[:fingerprint]
end

#fingerprint=(*fp) ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error/raven.rb', line 11

def fingerprint=(*fp)
  raven[:fingerprint] = fp
end

#http_status ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error.rb', line 75

def http_status
  attributes[:http_status] || self.class.http_status
end

#initialize_original ⇒ StandardError

Returns a new instance of StandardError.

Returns:



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# File 'lib/coaster/core_ext/standard_error/raven.rb', line 4

def initialize(message = nil, cause = $!)
  @tags = []
  @level = 'error'
  @attributes = HashWithIndifferentAccess.new
  @tkey = nil

  case message
    when Exception
      msg = message
      set_backtrace(message.backtrace)
    when StandardError
      @tags = message.tags
      @level = message.level
      @tkey = message.tkey
      @attributes = message.attributes
      msg = message
      set_backtrace(message.backtrace)
    when Hash then
      hash = message.with_indifferent_access rescue message
      msg = hash[:message]
      msg = hash[:msg] if msg.nil?
      msg = hash[:m] if msg.nil?
      @tags = Array(hash.delete(:tags) || hash.delete(:tag))
      @level = hash.delete(:level) || hash.delete(:severity) || @level
      @tkey = hash.delete(:tkey)
      msg = cause.message if msg.nil? && cause
      @attributes.merge!(hash)
    when String, NilClass then
      msg = message
    when FalseClass then
      msg = false
    else
      msg = message
      @attributes[:object] = message
  end

  msg = nil if msg == false
  super(msg)
  set_backtrace(cause.backtrace) if cause
end

#just_logging ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error/raven.rb', line 44

def logging(options = {})
  logger = options[:logger]
  logger = Rails.logger if logger.nil? && defined?(Rails)
  return nil unless logger

  cl = options[:cleaner] || cleaner
  msg = to_detail

  if cl && backtrace
    msg += "\t\t"
    msg += cleaner.clean(backtrace).join("\n\t\t")
  end

  logger.tagged(*tags) do
    if logger.respond_to?(level)
      logger.send(level, msg)
    else
      logger.error(msg)
    end
  end
end

#logging(options = {}) ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error.rb', line 144

def logging(options = {})
  logger = options[:logger]
  logger = Rails.logger if logger.nil? && defined?(Rails)
  return nil unless logger

  cl = options[:cleaner] || cleaner
  msg = to_detail

  if cl && backtrace
    msg += "\t\t"
    msg += cleaner.clean(backtrace).join("\n\t\t")
  end

  logger.tagged(*tags) do
    if logger.respond_to?(level)
      logger.send(level, msg)
    else
      logger.error(msg)
    end
  end
end

#object ⇒ Object Also known as: obj 



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# File 'lib/coaster/core_ext/standard_error.rb', line 94

def object
  attributes[:object] || attributes[:obj]
end

#status ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error.rb', line 62

def status
  self.class.status
end

#to_detail ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error.rb', line 125

def to_detail
  lg = "[#{self.class.name}] status:#{status}"
  lg += "\n\tMESSAGE: #{message.gsub(/\n/, "\n\t\t")}"
  instance_variables.each do |var|
    unless var.to_s.start_with?('@_')
      lg += "\n\t#{var}: #{instance_variable_get(var).inspect}"
    end
  end
  if cause
    if cause.respond_to?(:to_detail)
      lg += "\n\tCAUSE: "
      lg += cause.to_detail.strip.gsub(/\n/, "\n\t")
    else
      lg += "\n\tCAUSE: #{cause.class.name}: #{cause.message.gsub(/\n/, "\n\t\t")}"
    end
  end
  lg << "\n"
end

#to_hash ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error.rb', line 99

def to_hash
  hash = @attributes.merge(
    type: self.class.name, status: status,
    http_status: http_status, message: message
  )
  if cause
    if cause.respond_to?(:to_hash)
      hash[:cause] = cause.to_hash
    else
      hash[:cause] = cause
    end
  end
  hash
end

#to_json ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error.rb', line 121

def to_json
  Oj.dump(to_hash.with_indifferent_access, mode: :compat)
end

#translate_params ⇒ Object 



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# File 'lib/coaster/core_ext/standard_error.rb', line 114

def translate_params
  attributes.merge(
    type: self.class.name, status: status,
    http_status: http_status, message: message
  )
end