Class: Fastlane::Actions::SwiftlintAction

Inherits:
Fastlane::Action show all
Defined in:
fastlane/lib/fastlane/actions/swiftlint.rb

Constant Summary

Constants inherited from Fastlane::Action

Fastlane::Action::AVAILABLE_CATEGORIES, Fastlane::Action::RETURN_TYPES

Documentation collapse

Class Method Summary collapse

Methods inherited from Fastlane::Action

action_name, author, deprecated_notes, details, lane_context, method_missing, other_action, return_type, sample_return_value, shell_out_should_use_bundle_exec?, step_text

Class Method Details

.authors ⇒ Object 



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 195

def self.authors
  ["KrauseFx"]
end

.available_options ⇒ Object 



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 100

def self.available_options
  [
    FastlaneCore::ConfigItem.new(key: :mode,
                                 env_name: "FL_SWIFTLINT_MODE",
                                 description: "SwiftLint mode: :lint, :fix, :autocorrect or :analyze",
                                 type: Symbol,
                                 default_value: :lint,
                                 optional: true),
    FastlaneCore::ConfigItem.new(key: :path,
                                 env_name: "FL_SWIFTLINT_PATH",
                                 description: "Specify path to lint",
                                 optional: true,
                                 verify_block: proc do |value|
                                   UI.user_error!("Couldn't find path '#{File.expand_path(value)}'") unless File.exist?(value)
                                 end),
    FastlaneCore::ConfigItem.new(key: :output_file,
                                 env_name: "FL_SWIFTLINT_OUTPUT_FILE",
                                 description: 'Path to output SwiftLint result',
                                 optional: true),
    FastlaneCore::ConfigItem.new(key: :config_file,
                                 env_name: "FL_SWIFTLINT_CONFIG_FILE",
                                 description: 'Custom configuration file of SwiftLint',
                                 optional: true),
    FastlaneCore::ConfigItem.new(key: :strict,
                                 env_name: "FL_SWIFTLINT_STRICT",
                                 description: 'Fail on warnings? (true/false)',
                                 default_value: false,
                                 type: Boolean,
                                 optional: true),
    FastlaneCore::ConfigItem.new(key: :files,
                                 env_name: "FL_SWIFTLINT_FILES",
                                 description: 'List of files to process',
                                 type: Array,
                                 optional: true),
    FastlaneCore::ConfigItem.new(key: :ignore_exit_status,
                                 env_name: "FL_SWIFTLINT_IGNORE_EXIT_STATUS",
                                 description: "Ignore the exit status of the SwiftLint command, so that serious violations \
                                              don't fail the build (true/false)",
                                 default_value: false,
                                 type: Boolean,
                                 optional: true),
    FastlaneCore::ConfigItem.new(key: :raise_if_swiftlint_error,
                                 env_name: "FL_SWIFTLINT_RAISE_IF_SWIFTLINT_ERROR",
                                 description: "Raises an error if swiftlint fails, so you can fail CI/CD jobs if necessary \
                                              (true/false)",
                                 default_value: false,
                                 type: Boolean,
                                 optional: true),
    FastlaneCore::ConfigItem.new(key: :reporter,
                                 env_name: "FL_SWIFTLINT_REPORTER",
                                 description: "Choose output reporter. Available: xcode, json, csv, checkstyle, codeclimate, \
                                               junit, html, emoji, sonarqube, markdown, github-actions-logging",
                                 optional: true,
                                 verify_block: proc do |value|
                                   available = ['xcode', 'json', 'csv', 'checkstyle', 'codeclimate', 'junit', 'html', 'emoji', 'sonarqube', 'markdown', 'github-actions-logging']
                                   UI.important("Known 'reporter' values are '#{available.join("', '")}'. If you're receiving errors from swiftlint related to the reporter, make sure the reporter identifier you're using is correct and it's supported by your version of swiftlint.") unless available.include?(value)
                                 end),
    FastlaneCore::ConfigItem.new(key: :quiet,
                                 env_name: "FL_SWIFTLINT_QUIET",
                                 description: "Don't print status logs like 'Linting <file>' & 'Done linting'",
                                 default_value: false,
                                 type: Boolean,
                                 optional: true),
    FastlaneCore::ConfigItem.new(key: :executable,
                                 env_name: "FL_SWIFTLINT_EXECUTABLE",
                                 description: "Path to the `swiftlint` executable on your machine",
                                 optional: true),
    FastlaneCore::ConfigItem.new(key: :format,
                                 env_name: "FL_SWIFTLINT_FORMAT",
                                 description: "Format code when mode is :autocorrect",
                                 default_value: false,
                                 type: Boolean,
                                 optional: true),
    FastlaneCore::ConfigItem.new(key: :no_cache,
                                 env_name: "FL_SWIFTLINT_NO_CACHE",
                                 description: "Ignore the cache when mode is :autocorrect or :lint",
                                 default_value: false,
                                 type: Boolean,
                                 optional: true),
    FastlaneCore::ConfigItem.new(key: :compiler_log_path,
                                 env_name: "FL_SWIFTLINT_COMPILER_LOG_PATH",
                                 description: "Compiler log path when mode is :analyze",
                                 optional: true,
                                 verify_block: proc do |value|
                                   UI.user_error!("Couldn't find compiler_log_path '#{File.expand_path(value)}'") unless File.exist?(value)
                                 end)
  ]
end

.category ⇒ Object 



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 221

def self.category
  :testing
end

.description ⇒ Object 



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 96

def self.description
  "Run swift code validation using SwiftLint"
end

.example_code ⇒ Object 



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 203

def self.example_code
  [
    'swiftlint(
      mode: :lint,                          # SwiftLint mode: :lint (default) or :autocorrect
      path: "/path/to/lint",                 # Specify path to lint (optional)
      output_file: "swiftlint.result.json", # The path of the output file (optional)
      config_file: ".swiftlint-ci.yml",     # The path of the configuration file (optional)
      files: [                              # List of files to process (optional)
        "AppDelegate.swift",
        "path/to/project/Model.swift"
      ],
      raise_if_swiftlint_error: true,      # Allow fastlane to raise an error if swiftlint fails
      ignore_exit_status: true              # Allow fastlane to continue even if SwiftLint returns a non-zero exit status

    )'
  ]
end

.handle_swiftlint_error(ignore_exit_status, exit_status) ⇒ Object 



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 225

def self.handle_swiftlint_error(ignore_exit_status, exit_status)
  if ignore_exit_status
    failure_suffix = 'which would normally fail the build.'
    secondary_message = 'fastlane will continue because the `ignore_exit_status` option was used! 🙈'
  else
    failure_suffix = 'which represents a failure.'
    secondary_message = 'If you want fastlane to continue anyway, use the `ignore_exit_status` option. 🙈'
  end

  UI.important("")
  UI.important("SwiftLint finished with exit code #{exit_status}, #{failure_suffix}")
  UI.important(secondary_message)
  UI.important("")
  UI.user_error!("SwiftLint finished with errors (exit code: #{exit_status})") unless ignore_exit_status
end

.is_supported?(platform) ⇒ Boolean

Returns:



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 199

def self.is_supported?(platform)
  [:ios, :mac].include?(platform)
end

.optional_flags(params) ⇒ Object 



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 50

def self.optional_flags(params)
  command = ""
  command << " --path #{params[:path].shellescape}" if params[:path]
  command << supported_option_switch(params, :strict, "0.9.2", true)
  command << " --config #{params[:config_file].shellescape}" if params[:config_file]
  command << " --reporter #{params[:reporter]}" if params[:reporter]
  command << supported_option_switch(params, :quiet, "0.9.0", true)
  command << supported_option_switch(params, :format, "0.11.0", true) if params[:mode] == :autocorrect
  command << supported_no_cache_option(params) if params[:no_cache]
  command << " --compiler-log-path #{params[:compiler_log_path].shellescape}" if params[:compiler_log_path]
  return command
end

.output ⇒ Object 



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 189

def self.output
end

.return_value ⇒ Object 



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 192

def self.return_value
end

.run(params) ⇒ Object 



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 4

def self.run(params)
  if `which swiftlint`.to_s.length == 0 && params[:executable].nil? && !Helper.test?
    UI.user_error!("You have to install swiftlint using `brew install swiftlint` or specify the executable path with the `:executable` option.")
  end

  version = swiftlint_version(executable: params[:executable])
  if params[:mode] == :autocorrect && version < Gem::Version.new('0.5.0') && !Helper.test?
    UI.user_error!("Your version of swiftlint (#{version}) does not support autocorrect mode.\nUpdate swiftlint using `brew update && brew upgrade swiftlint`")
  end

  # See 'Breaking' section release notes here: https://github.com/realm/SwiftLint/releases/tag/0.43.0
  if params[:mode] == :autocorrect && version >= Gem::Version.new('0.43.0')
    UI.deprecated("Your version of swiftlint (#{version}) has deprecated autocorrect mode, please start using fix mode in input param")
    UI.important("For now, switching swiftlint mode `from :autocorrect to :fix` for you 😇")
    params[:mode] = :fix
  elsif params[:mode] == :fix && version < Gem::Version.new('0.43.0')
    UI.important("Your version of swiftlint (#{version}) does not support fix mode.\nUpdate swiftlint using `brew update && brew upgrade swiftlint`")
    UI.important("For now, switching swiftlint mode `from :fix to :autocorrect` for you 😇")
    params[:mode] = :autocorrect
  end

  mode_format = params[:mode] == :fix ? "--" : ""
  command = (params[:executable] || "swiftlint").dup
  command << " #{mode_format}#{params[:mode]}"
  command << optional_flags(params)

  if params[:files]
    if version < Gem::Version.new('0.5.1')
      UI.user_error!("Your version of swiftlint (#{version}) does not support list of files as input.\nUpdate swiftlint using `brew update && brew upgrade swiftlint`")
    end

    files = params[:files].map.with_index(0) { |f, i| "SCRIPT_INPUT_FILE_#{i}=#{f.shellescape}" }.join(" ")
    command = command.prepend("SCRIPT_INPUT_FILE_COUNT=#{params[:files].count} #{files} ")
    command << " --use-script-input-files"
  end

  command << " > #{params[:output_file].shellescape}" if params[:output_file]

  begin
    Actions.sh(command)
  rescue
    handle_swiftlint_error(params[:ignore_exit_status], $?.exitstatus)
    raise if params[:raise_if_swiftlint_error]
  end
end

.supported_no_cache_option(params) ⇒ Object 



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 69

def self.supported_no_cache_option(params)
  if [:autocorrect, :fix, :lint].include?(params[:mode])
    return " --no-cache"
  else
    return ""
  end
end

.supported_option_switch(params, option, min_version, can_ignore = false) ⇒ Object

Return “–option” switch if option is on and current SwiftLint version is greater or equal than min version. Return “” otherwise.



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 79

def self.supported_option_switch(params, option, min_version, can_ignore = false)
  return "" unless params[option]
  version = swiftlint_version(executable: params[:executable])
  if version < Gem::Version.new(min_version)
    message = "Your version of swiftlint (#{version}) does not support '--#{option}' option.\nUpdate swiftlint to #{min_version} or above using `brew update && brew upgrade swiftlint`"
    message += "\nThe option will be ignored." if can_ignore
    can_ignore ? UI.important(message) : UI.user_error!(message)
    ""
  else
    " --#{option}"
  end
end

.swiftlint_version(executable: nil) ⇒ Object

Get current SwiftLint version



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# File 'fastlane/lib/fastlane/actions/swiftlint.rb', line 64

def self.swiftlint_version(executable: nil)
  binary = executable || 'swiftlint'
  Gem::Version.new(`#{binary} version`.chomp)
end