Module: RSpecAtoms::Discover

Defined in:
lib/rspec_atoms/discover.rb

Class Method Summary collapse

Class Method Details

.call(arguments, output: $stdout, error: $stderr) ⇒ Object 



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# File 'lib/rspec_atoms/discover.rb', line 13

def call(arguments, output: $stdout, error: $stderr)
  Tempfile.create(["rspec-atoms", ".txt"]) do |atoms_file|
    runner_output = StringIO.new
    RSpec.configuration.fail_if_no_examples = true

    status = RSpec::Core::Runner.run(
      rspec_arguments(arguments, atoms_file.path),
      error,
      runner_output
    )

    if status.zero?
      atoms_file.rewind
      IO.copy_stream(atoms_file, output)
    else
      write_runner_output(runner_output, error)
    end

    status
  end
end

.rspec_arguments(arguments, atoms_path) ⇒ Object 



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# File 'lib/rspec_atoms/discover.rb', line 35

def rspec_arguments(arguments, atoms_path)
  [
    "--dry-run",
    "--no-color",
    "--format",
    "RSpecAtoms::DiscoveryFormatter",
    "--out",
    atoms_path,
    *arguments
  ]
end

.write_runner_output(runner_output, error) ⇒ Object 



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# File 'lib/rspec_atoms/discover.rb', line 47

def write_runner_output(runner_output, error)
  content = runner_output.string
  return if content.empty?

  error.write(content)
  error.write("\n") unless content.end_with?("\n")
end