Merge pull request #40 from fatkodima/fix-duplicate-reports

Report problematic release dates only once per gem name

lib/libyear_bundler/models/gem.rb

@@ -23,23 +23,32 @@ def release_date(gem_name, gem_version)
  begin
  dep = ::Bundler::Dependency.new(gem_name, gem_version)
  rescue ::Gem::Requirement::BadRequirementError => e
- $stderr.puts "Could not find release date for: #{gem_name}"
- $stderr.puts(e)
- $stderr.puts(
- "Maybe you used git in your Gemfile, which libyear doesn't support " \
- "yet. Contributions welcome."
- )
+ report_problem(gem_name, <<-MSG)
+Could not find release date for: #{gem_name}
+#{e}
+Maybe you used git in your Gemfile, which libyear doesn't support yet. Contributions welcome.
+ MSG
  return nil
  end
  tuples, _errors = ::Gem::SpecFetcher.fetcher.search_for_dependency(dep)
  if tuples.empty?
- $stderr.puts "Could not find release date for: #{gem_name}"
+ report_problem(gem_name, "Could not find release date for: #{gem_name}")
  return nil
  end
  tup, source = tuples.first # Gem::NameTuple
  spec = source.fetch_spec(tup) # raises Gem::RemoteFetcher::FetchError
  spec.date.to_date
  end
+
+ private
+
+ def report_problem(gem_name, message)
+ @reported_gems ||= {}
+ @reported_gems[gem_name] ||= begin
+ $stderr.puts(message)
+ true
+ end
+ end
  end
 
  def installed_version