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.



24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
 
# File 'lib/coaster/core_ext/standard_error.rb', line 24

def initialize(message = nil, cause = $!)
  @fingerprint = Coaster.default_fingerprint.dup
  @tags = {}
  @level = 'error'
  @attributes = HashWithIndifferentAccess.new
  @tkey = nil

  case message
    when Exception
      msg = message
      set_backtrace(message.backtrace)
    when StandardError
      @fingerprint = message.fingerprint
      @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.delete(:m)
      msg = hash.delete(:msg) || msg
      msg = hash.delete(:message) || msg
      @fingerprint = hash.delete(:fingerprint) || hash.delete(:fingerprints)
      @tags = 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 then
      msg = message
    when FalseClass, NilClass then
      msg = ''
    else
      msg = message
  end

  @fingerprint = [] unless @fingerprint.is_a?(Array)
  @tags = {} unless @tags.is_a?(Hash)
  msg ||= self.class.title
  super(msg)
end

Instance Attribute Details

#fingerprint ⇒ Object

Returns the value of attribute fingerprint.



22
23
24
 
# File 'lib/coaster/core_ext/standard_error.rb', line 22

def fingerprint
  @fingerprint
end

#level ⇒ Object

Returns the value of attribute level.



22
23
24
 
# File 'lib/coaster/core_ext/standard_error.rb', line 22

def level
  @level
end

#raven ⇒ Object 



10
11
12
 
# File 'lib/coaster/core_ext/standard_error/raven.rb', line 10

def raven
  @raven ||= {}.with_indifferent_access
end

#tags ⇒ Object

Returns the value of attribute tags.



22
23
24
 
# File 'lib/coaster/core_ext/standard_error.rb', line 22

def tags
  @tags
end

#tkey ⇒ Object

Returns the value of attribute tkey.



22
23
24
 
# File 'lib/coaster/core_ext/standard_error.rb', line 22

def tkey
  @tkey
end

Class Method Details

.code ⇒ Object 



10
11
12
 
# File 'lib/coaster/core_ext/standard_error.rb', line 10

def status
  999999 # Unknown
end

.http_status ⇒ Object 



12
13
14
 
# File 'lib/coaster/core_ext/standard_error.rb', line 12

def http_status
  500
end

.status ⇒ Object 



7
8
9
 
# File 'lib/coaster/core_ext/standard_error.rb', line 7

def status
  999999 # Unknown
end

.title ⇒ Object 



16
17
18
19
 
# File 'lib/coaster/core_ext/standard_error.rb', line 16

def title
  t = _translate('.title')
  t.instance_variable_defined?(:@missing) ? nil : t
end

Instance Method Details

#_translate_params ⇒ Object 



141
142
143
144
145
146
 
# File 'lib/coaster/core_ext/standard_error.rb', line 141

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

#attributes ⇒ Object Also known as: attr 



80
81
82
83
84
85
86
87
 
# File 'lib/coaster/core_ext/standard_error.rb', line 80

def attributes
  @attributes ||= HashWithIndifferentAccess.new
  if cause && cause.respond_to?(:attributes) && cause.attributes.is_a?(Hash)
    cause.attributes.merge(@attributes)
  else
    @attributes
  end
end

#capture(options = {}) ⇒ Object 



39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
 
# File 'lib/coaster/core_ext/standard_error/raven.rb', line 39

def capture(options = {})
  return if options.key?(:report) && !options[:report]
  return if attributes.key?(:report) && !attributes[:report]
  nt = notes(options)
  Raven.capture_exception(self, level: nt[:level]) do |event|
    event.user.merge!(nt[:user] || {})
    event.tags.merge!(nt[:tags])
    event.extra.merge!(nt[:extra])
    event.fingerprint = raven_fingerprint
  end
rescue => e
  msg = "#{e.class.name}: #{e.message}"
  msg += "\n\t" + e.backtrace.join("\n\t")
  Raven.logger.error(msg)
end

#code ⇒ Object 



98
99
100
 
# File 'lib/coaster/core_ext/standard_error.rb', line 98

def code
  attributes[:code] || status
end

#code=(value) ⇒ Object 



102
103
104
 
# File 'lib/coaster/core_ext/standard_error.rb', line 102

def code=(value)
  attributes[:code] = value
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.



108
109
110
111
112
113
114
 
# File 'lib/coaster/core_ext/standard_error.rb', line 108

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

#http_status ⇒ Object 



90
91
92
 
# File 'lib/coaster/core_ext/standard_error.rb', line 90

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

#http_status=(value) ⇒ Object 



94
95
96
 
# File 'lib/coaster/core_ext/standard_error.rb', line 94

def http_status=(value)
  attributes[:http_status] = value
end

#initialize_original ⇒ StandardError

Returns a new instance of StandardError.

Returns:



4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
 
# File 'lib/coaster/core_ext/standard_error/raven.rb', line 4

def initialize(message = nil, cause = $!)
  @fingerprint = Coaster.default_fingerprint.dup
  @tags = {}
  @level = 'error'
  @attributes = HashWithIndifferentAccess.new
  @tkey = nil

  case message
    when Exception
      msg = message
      set_backtrace(message.backtrace)
    when StandardError
      @fingerprint = message.fingerprint
      @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.delete(:m)
      msg = hash.delete(:msg) || msg
      msg = hash.delete(:message) || msg
      @fingerprint = hash.delete(:fingerprint) || hash.delete(:fingerprints)
      @tags = 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 then
      msg = message
    when FalseClass, NilClass then
      msg = ''
    else
      msg = message
  end

  @fingerprint = [] unless @fingerprint.is_a?(Array)
  @tags = {} unless @tags.is_a?(Hash)
  msg ||= self.class.title
  super(msg)
end

#just_logging ⇒ Object

options

:logger
:cleaner
:fingerprint
:tags
:level
:extra
:report
and others are merged to extra



64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
 
# File 'lib/coaster/core_ext/standard_error/raven.rb', line 64

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 += "\tBACKTRACE:\n\t"
    msg += cl.clean(backtrace).join("\n\t")
  end

  if level && logger.respond_to?(level)
    logger.send(level, msg)
  else
    logger.error(msg)
  end
end

#logging(options = {}) ⇒ Object 



192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
 
# File 'lib/coaster/core_ext/standard_error.rb', line 192

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 += "\tBACKTRACE:\n\t"
    msg += cl.clean(backtrace).join("\n\t")
  end

  if level && logger.respond_to?(level)
    logger.send(level, msg)
  else
    logger.error(msg)
  end
end

#notes(options = {}) ⇒ Object 



26
27
28
29
30
31
32
33
34
35
36
37
 
# File 'lib/coaster/core_ext/standard_error/raven.rb', line 26

def notes(options = {})
  opts = options ? options.dup : {}
  extra_opts = opts.slice!(:fingerprint, :tags, :level, :extra)
  opts[:extra] = extra_opts.merge(opts[:extra] || {})
  nt = raven.merge(opts)

  nt[:tags] ||= (tags && tags.merge(nt[:tags] || {})) || {}
  nt[:tags] = nt[:tags].merge(environment: Rails.env) if defined?(Rails)
  nt[:level] ||= self.level
  nt[:extra] = attributes.merge(nt[:extra])
  nt
end

#object ⇒ Object Also known as: obj 



117
118
119
 
# File 'lib/coaster/core_ext/standard_error.rb', line 117

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

#rails_tag ⇒ Object 



180
181
182
183
184
185
186
187
188
189
190
 
# File 'lib/coaster/core_ext/standard_error.rb', line 180

def rails_tag
  (fingerprint || Coaster.default_fingerprint).flatten.map do |fp|
    if fp == true || fp == :class
      self.class.name
    elsif fp == :default || fp == '{{ default }}'
      nil
    else
      fp
    end
  end.compact
end

#raven_fingerprint ⇒ Object 



14
15
16
17
18
19
20
21
22
23
24
 
# File 'lib/coaster/core_ext/standard_error/raven.rb', line 14

def raven_fingerprint
  (fingerprint || Coaster.default_raven_fingerprint).flatten.map do |fp|
    if fp == true || fp == :class
      self.class.name
    elsif fp == :default
      '{{ default }}'
    else
      fp
    end
  end.flatten
end

#root_cause ⇒ Object 



122
123
124
 
# File 'lib/coaster/core_ext/standard_error.rb', line 122

def root_cause
  cause.respond_to?(:root_cause) ? cause.root_cause : self
end

#safe_message ⇒ Object 



68
69
70
 
# File 'lib/coaster/core_ext/standard_error.rb', line 68

def safe_message
  message || ''
end

#status ⇒ Object 



72
73
74
 
# File 'lib/coaster/core_ext/standard_error.rb', line 72

def status
  self.class.status
end

#title ⇒ Object 



76
77
78
 
# File 'lib/coaster/core_ext/standard_error.rb', line 76

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

#to_detail ⇒ Object 



152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
 
# File 'lib/coaster/core_ext/standard_error.rb', line 152

def to_detail
  lg = "[#{self.class.name}] status:#{status}"
  lg += "\n\tMESSAGE: #{safe_message.gsub(/\n/, "\n\t\t")}"
  instance_variables.each do |var|
    if var.to_s.start_with?('@_')
      next
    elsif var.to_s == '@spell_checker'
      next
    else
      val = instance_variable_get(var)
      val = val.inspect rescue val.to_s
      lg += "\n\t#{var}: #{val}"
    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
    if cause_cleaner && cause.backtrace
      lg += cause_cleaner.clean(cause.backtrace).join("\n\t\t")
    end
  end
  lg << "\n"
end

#to_hash ⇒ Object 



126
127
128
129
130
131
132
133
134
135
136
137
138
139
 
# File 'lib/coaster/core_ext/standard_error.rb', line 126

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 



148
149
150
 
# File 'lib/coaster/core_ext/standard_error.rb', line 148

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