Class: TestBench::Session::Exception::FormatBacktrace

Inherits:
Object
  • Object
show all
Defined in:
lib/test_bench/session/exception/format_backtrace.rb,
lib/test_bench/session/exception/format_backtrace/substitute.rb

Defined Under Namespace

Modules: Defaults, Substitute

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#apex_directory ⇒ Object 



10
11
12
 
# File 'lib/test_bench/session/exception/format_backtrace.rb', line 10

def apex_directory
  @apex_directory ||= ::Dir.pwd
end

#omit_patterns ⇒ Object 



5
6
7
 
# File 'lib/test_bench/session/exception/format_backtrace.rb', line 5

def omit_patterns
  @omit_patterns ||= []
end

#styling ⇒ Object Also known as: styling?

Returns the value of attribute styling.



15
16
17
 
# File 'lib/test_bench/session/exception/format_backtrace.rb', line 15

def styling
  @styling
end

Class Method Details

.build ⇒ Object 



18
19
20
21
22
23
24
25
26
27
28
 
# File 'lib/test_bench/session/exception/format_backtrace.rb', line 18

def self.build
  instance = new

  omit_patterns = Defaults.omit_patterns
  instance.omit_patterns = omit_patterns

  styling = Defaults.styling
  instance.styling = styling

  instance
end

.configure(receiver, attr_name: nil) ⇒ Object 



30
31
32
33
34
35
 
# File 'lib/test_bench/session/exception/format_backtrace.rb', line 30

def self.configure(receiver, attr_name: nil)
  attr_name ||= :format_backtrace

  instance = build
  receiver.public_send(:"#{attr_name}=", instance)
end

Instance Method Details

#call(exception) ⇒ Object 



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
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
 
# File 'lib/test_bench/session/exception/format_backtrace.rb', line 37

def call(exception)
  backtrace_locations = exception.backtrace_locations

  if backtrace_locations.nil?
    return
  end

  if styling?
    omitted_text = "\e[2;3m*omitted*\e[23;22m"
  else
    omitted_text = '*omitted*'
  end

  backtrace = []

  original_frame = exception.backtrace_locations.first.to_s
  backtrace << original_frame

  omitting = false

  exception.backtrace_locations[1..-1].each do |backtrace_location|
    if omit?(backtrace_location)
      if not omitting
        backtrace << omitted_text
      end

      omitting = true
    else
      omitting = false
    end

    if not omitting
      backtrace << backtrace_location.to_s
    end
  end

  backtrace.each do |backtrace_location_text|
    delete_apex_directory_prefix(backtrace_location_text)
  end

  exception.set_backtrace(backtrace)

  if exception.cause
    self.(exception.cause)
  end

  location = exception.backtrace_locations.find do |backtrace_location|
    !omit?(backtrace_location)
  end

  location ||= exception.backtrace_locations.first

  location = "#{location.path}:#{location.lineno}"
  delete_apex_directory_prefix(location)
  location
end

#delete_apex_directory_prefix(backtrace_location_text) ⇒ Object 



102
103
104
105
106
107
108
109
110
111
112
113
114
 
# File 'lib/test_bench/session/exception/format_backtrace.rb', line 102

def delete_apex_directory_prefix(backtrace_location_text)
  if styling?
    relative_path_prefix = "\e[2m./\e[22m"
  else
    relative_path_prefix = './'
  end

  apex_directory_prefix = ::File.join(apex_directory, '')

  if backtrace_location_text.delete_prefix!(apex_directory_prefix)
    backtrace_location_text.insert(0, relative_path_prefix)
  end
end

#omit?(backtrace_location) ⇒ Boolean

Returns:

  • (Boolean) 


94
95
96
97
98
99
100
 
# File 'lib/test_bench/session/exception/format_backtrace.rb', line 94

def omit?(backtrace_location)
  backtrace_path = backtrace_location.path

  omit_patterns.any? do |omit_pattern|
    ::File.fnmatch?(omit_pattern, backtrace_path, ::File::FNM_EXTGLOB)
  end
end