Module: Trailblazer::Core::Utils::ConvertOperationTest

Defined in:
lib/trailblazer/core/utils/convert_operation_test.rb

Overview

TODO: add skip

Class Method Summary collapse

Class Method Details

.call(filepath, target:, source_gem:) ⇒ Object 



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# File 'lib/trailblazer/core/utils/convert_operation_test.rb', line 11

def self.call(filepath, target:, source_gem:)
  within_marker = false
  within_ignore = false
  within_ctx_to_result = false
  within_keep = false

  op_test =
  File.foreach(filepath).collect do |line|
    if line.match(/#:[\w]+/) # FIXME: we don't use this!
      within_marker = true
    end
    if line.match(/#:.+ end/)
      within_marker = false
    end

    if line.match(/#~keep$/)
      within_keep = true
    end
    if line.match(/#~keep end/)
      within_keep = false
    end

    if line.match(/#~ignore/)
      within_ignore = true
    end
    if line.match(/#~ignore end/)
      within_ignore = false
    end

    if line.match(/#~ctx_to_result/)
      within_ctx_to_result = true
    end
    if line.match(/#~ctx_to_result end/)
      within_ctx_to_result = false
    end

    if within_ignore
      # puts "@@@@@ #{line.inspect}"
      line = ""
    elsif within_keep
      line
    else
      if match = line.match(/#!hint (.+)/)
        ws = line.match(/^(\s+)/) # Find out number of whitespace before code starts.

        line = (" " * ws[1].size) + match[1] + "\n"
      else
        line = line.sub("< Trailblazer::Activity::Railway", "< Trailblazer::Operation")
        line = line.sub("< Trailblazer::Activity::FastTrack", "< Trailblazer::Operation")
        line = line.gsub("::Activity", "::Operation")

      # if within_marker
        line = line.sub("signal, (ctx, _) =", "result =")
        if within_ctx_to_result
          line = line.sub("ctx[", "result[")
        end

        if match = line.match(/(Trailblazer::Operation\.\(([\w:]+), ?)/)
          activity = match[2]
          line = line.sub(match[0], "#{activity}.(")
        end

        if match = line.match(/(\s+)puts signal.+(:\w+)>/)
          semantic = match[2]
          line = "#{match[1]}result.success? # => #{semantic == ":success" ?  true : false}\n"
        end
      end
      # end

      line = line.sub("assert_equal ctx", "assert_equal result")
      line = line.sub("assert_equal signal", "assert_equal result.event")
    end

    line
  end

  op_test.insert(0, "# THIS FILE IS AUTOGENERATED FROM #{source_gem}/#{filepath}\n")

  File.write target, op_test.join("")
end