Class: Scan::DetectValues

Inherits:
Object
  • Object
show all
Defined in:
scan/lib/scan/detect_values.rb

Overview

This class detects all kinds of default values

Class Method Summary collapse

Class Method Details

.coerce_to_array_of_strings(config_key) ⇒ Object



59
60
61
62
63
64
65
66
67
68
69
# File 'scan/lib/scan/detect_values.rb', line 59

def self.coerce_to_array_of_strings(config_key)
  config_value = Scan.config[config_key]

  return if config_value.nil?

  # splitting on comma allows us to support comma-separated lists of values
  # from the command line, even though the ConfigItem is not defined as an
  # Array type
  config_value = config_value.split(',') unless config_value.kind_of?(Array)
  Scan.config[config_key] = config_value.map(&:to_s)
end

.default_derived_dataObject



71
72
73
74
75
76
77
78
79
# File 'scan/lib/scan/detect_values.rb', line 71

def self.default_derived_data
  return unless Scan.config[:derived_data_path].to_s.empty?
  default_path = Scan.project.build_settings(key: "BUILT_PRODUCTS_DIR")
  # => /Users/.../Library/Developer/Xcode/DerivedData/app-bqrfaojicpsqnoglloisfftjhksc/Build/Products/Release-iphoneos
  # We got 3 folders up to point to ".../DerivedData/app-[random_chars]/"
  default_path = File.expand_path("../../..", default_path)
  UI.verbose("Detected derived data path '#{default_path}'")
  Scan.config[:derived_data_path] = default_path
end

.detect_destinationObject



202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
# File 'scan/lib/scan/detect_values.rb', line 202

def self.detect_destination
  if Scan.config[:destination]
    UI.important("It's not recommended to set the `destination` value directly")
    UI.important("Instead use the other options available in `fastlane scan --help`")
    UI.important("Using your value '#{Scan.config[:destination]}' for now")
    UI.important("because I trust you know what you're doing...")
    return
  end

  # building up the destination now
  if Scan.devices && Scan.devices.count > 0
    Scan.config[:destination] = Scan.devices.map { |d| "platform=#{d.os_type} Simulator,id=#{d.udid}" }
  elsif Scan.project.mac_app?
    Scan.config[:destination] = min_xcode8? ? ["platform=macOS"] : ["platform=OS X"]
  end
end

.detect_simulator(devices, requested_os_type, deployment_target_key, default_device_name, simulator_type_descriptor) ⇒ Object



108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
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
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
# File 'scan/lib/scan/detect_values.rb', line 108

def self.detect_simulator(devices, requested_os_type, deployment_target_key, default_device_name, simulator_type_descriptor)
  require 'set'

  deployment_target_version = Scan.project.build_settings(key: deployment_target_key) || '0'

  simulators = filter_simulators(
    FastlaneCore::DeviceManager.simulators(requested_os_type).tap do |array|
      if array.empty?
        UI.user_error!(['No', simulator_type_descriptor, 'simulators found on local machine'].reject(&:nil?).join(' '))
      end
    end,
    :greater_than_or_equal,
    deployment_target_version
  ).tap do |sims|
    if sims.empty?
      UI.error("No simulators found that are greater than or equal to the version of deployment target (#{deployment_target_version})")
    end
  end

  # At this point we have all simulators for the given deployment target (or higher)

  # We create 2 lambdas, which we iterate over later on
  # If the first lambda `matches` found a simulator to use
  # we'll never call the second one

  matches = lambda do
    set_of_simulators = devices.inject(
      Set.new # of simulators
    ) do |set, device_string|
      pieces = device_string.split(regular_expression_for_split_on_whitespace_followed_by_parenthesized_version)

      selector = ->(sim) { pieces.count > 0 && sim.name == pieces.first }

      set + (
        if pieces.count == 0
          [] # empty array
        elsif pieces.count == 1
          simulators
            .select(&selector)
            .reverse # more efficient, because `simctl` prints higher versions first
            .sort_by! { |sim| Gem::Version.new(sim.os_version) }
            .pop(1)
        else # pieces.count == 2 -- mathematically, because of the 'end of line' part of our regular expression
          version = pieces[1].tr('()', '')
          potential_emptiness_error = lambda do |sims|
            if sims.empty?
              UI.error("No simulators found that are equal to the version " \
              "of specifier (#{version}) and greater than or equal to the version " \
              "of deployment target (#{deployment_target_version})")
            end
          end
          filter_simulators(simulators, :equal, version).tap(&potential_emptiness_error).select(&selector)
        end
      ).tap do |array|
        UI.error("Ignoring '#{device_string}', couldn’t find matching simulator") if array.empty?
      end
    end

    set_of_simulators.to_a
  end

  unless Scan.config[:skip_detect_devices]
    default = lambda do
      UI.error("Couldn't find any matching simulators for '#{devices}' - falling back to default simulator") if (devices || []).count > 0

      result = Array(
        simulators
          .select { |sim| sim.name == default_device_name }
          .reverse # more efficient, because `simctl` prints higher versions first
          .sort_by! { |sim| Gem::Version.new(sim.os_version) }
          .last || simulators.first
      )

      UI.message("Found simulator \"#{result.first.name} (#{result.first.os_version})\"") if result.first

      result
    end
  end

  # grab the first unempty evaluated array
  if default
    Scan.devices = [matches, default].lazy.map { |x|
      arr = x.call
      arr unless arr.empty?
    }.reject(&:nil?).first
  else
    Scan.devices = []
  end
end

.filter_simulators(simulators, operator = :greater_than_or_equal, deployment_target) ⇒ Object



81
82
83
84
85
86
87
88
89
90
91
92
93
# File 'scan/lib/scan/detect_values.rb', line 81

def self.filter_simulators(simulators, operator = :greater_than_or_equal, deployment_target)
  deployment_target_version = Gem::Version.new(deployment_target)
  simulators.select do |s|
    sim_version = Gem::Version.new(s.os_version)
    if operator == :greater_than_or_equal
      sim_version >= deployment_target_version
    elsif operator == :equal
      sim_version == deployment_target_version
    else
      false # this will show an error message in the detect_simulator method
    end
  end
end

.min_xcode8?Boolean

Returns:



198
199
200
# File 'scan/lib/scan/detect_values.rb', line 198

def self.min_xcode8?
  Helper.xcode_at_least?("8.0")
end

.prevalidateObject



51
52
53
54
55
56
57
# File 'scan/lib/scan/detect_values.rb', line 51

def self.prevalidate
  output_types = Scan.config[:output_types]
  has_multiple_report_types = output_types && output_types.split(',').size > 1
  if has_multiple_report_types && Scan.config[:custom_report_file_name]
    UI.user_error!("Using a :custom_report_file_name with multiple :output_types (#{output_types}) will lead to unexpected results. Use :output_files instead.")
  end
end

.regular_expression_for_split_on_whitespace_followed_by_parenthesized_versionObject



95
96
97
98
99
100
101
102
103
104
105
106
# File 'scan/lib/scan/detect_values.rb', line 95

def self.regular_expression_for_split_on_whitespace_followed_by_parenthesized_version
  # %r{
  #   \s # a whitespace character
  #   (?= # followed by -- using lookahead
  #   \( # open parenthesis
  #   [\d\.]+ # our version -- one or more digits or full stops
  #   \) # close parenthesis
  #   $ # end of line
  #   ) # end of lookahead
  # }
  /\s(?=\([\d\.]+\)$)/
end

.set_additional_default_valuesObject

This is needed as these are more complex default values Returns the finished config object



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
47
48
49
# File 'scan/lib/scan/detect_values.rb', line 10

def self.set_additional_default_values
  config = Scan.config

  # First, try loading the Scanfile from the current directory
  config.load_configuration_file(Scan.scanfile_name)

  prevalidate

  # Detect the project
  FastlaneCore::Project.detect_projects(config)
  Scan.project = FastlaneCore::Project.new(config)

  # Go into the project's folder, as there might be a Snapfile there
  imported_path = File.expand_path(Scan.scanfile_name)
  Dir.chdir(File.expand_path("..", Scan.project.path)) do
    config.load_configuration_file(Scan.scanfile_name) unless File.expand_path(Scan.scanfile_name) == imported_path
  end

  Scan.project.select_scheme

  devices = Scan.config[:devices] || Array(Scan.config[:device]) # important to use Array(nil) for when the value is nil
  if devices.count > 0
    detect_simulator(devices, '', '', '', nil)
  else
    if Scan.project.ios?
      # An iPhone 5s is a reasonably small and useful default for tests
      detect_simulator(devices, 'iOS', 'IPHONEOS_DEPLOYMENT_TARGET', 'iPhone 5s', nil)
    elsif Scan.project.tvos?
      detect_simulator(devices, 'tvOS', 'TVOS_DEPLOYMENT_TARGET', 'Apple TV 1080p', 'TV')
    end
  end
  detect_destination

  default_derived_data

  coerce_to_array_of_strings(:only_testing)
  coerce_to_array_of_strings(:skip_testing)

  return config
end