IANA Provisional Registration Support

- Added a new field to `MIME::Type` for checking provisional registrations
  from IANA.

13 files changed, 80 insertions, 34 deletions

diff --git a/Gemfile b/Gemfile
index 0cf04db..76ce8fd 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
-# NOTE: This file is present to keep Travis CI happy. Edits to it will not
-# be accepted.
+# NOTE: This file is not the canonical source of dependencies. Edit the
+# Rakefile, instead.
 
 source "https://rubygems.org/"
 
diff --git a/History.md b/History.md
index e73a7a6..f30dfab 100644
--- a/History.md
+++ b/History.md
@@ -1,11 +1,16 @@
 # Changelog
 
-## NEXT / 2021-MM-DD
+## 3.4.0 / 2021-11-15
+
+- 1 minor enhancement:
+
+  - Added a new field to `MIME::Type` for checking provisional registrations
+    from IANA. [#157]
 
 - Documentation:
 
-  - Kevin Menard synced the documentation so that all examples are correct
-    [#153].
+  - Kevin Menard synced the documentation so that all examples are correct.
+    [#153]
 
 - Administrivia:
 
@@ -13,8 +18,8 @@
     CI exclusion list; it refuses to run successfully.
   - Removed the Travis CI configuration and changed it to Github Workflows
     [#150]. Removed Coveralls configuration.
-  - Igor Victor added TruffleRuby to the Travis CI configuration [#149].
-  - Koichi ITO loosened an excessively tight dependency [#147].
+  - Igor Victor added TruffleRuby to the Travis CI configuration. [#149]
+  - Koichi ITO loosened an excessively tight dependency. [#147]
   - Started using `standardrb` for Ruby formatting and validation.
 
 ## 3.3.1 / 2019-12-26
@@ -76,7 +81,7 @@
     because when Enumerable#inject isn't provided a starting value, the first
     value is used as the default value. In every case where this error was
     happening, the result was supposed to be an array containing Set objects
-    so they can be reduced to a single Set. [#117], [#127], [#134].
+    so they can be reduced to a single Set. [#117], [#127], [#134]
 
   - Fixed an uncontrolled growth bug in MIME::Types::Container where a key
     miss would create a new entry with an empty Set in the container. This
diff --git a/README.rdoc b/README.rdoc
index 76e7d16..1f3dca5 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -65,6 +65,7 @@ files). A MIME::Type stores the known information about one MIME type.
    puts text.ascii?                # => true
    puts text.obsolete?             # => false
    puts text.registered?           # => true
+   puts text.provisional?          # => false
    puts text.complete?             # => true
 
    puts text                       # => 'text/plain'
diff --git a/Rakefile b/Rakefile
index bf37a6a..a4abe10 100644
--- a/Rakefile
+++ b/Rakefile
@@ -4,6 +4,31 @@ require "rubygems"
 require "hoe"
 require "rake/clean"
 
+# This is required until https://github.com/seattlerb/hoe/issues/112 is fixed
+class Hoe
+  def with_config
+    config = Hoe::DEFAULT_CONFIG
+
+    homeconfig = load_config(File.expand_path("~/.hoerc"))
+    config = config.merge(homeconfig)
+
+    localconfig = load_config(File.expand_path(File.join(Dir.pwd, ".hoerc")))
+    config = config.merge(localconfig)
+
+    yield config, rc
+  end
+
+  def load_config(name)
+    File.exist? name ? safe_load_yaml(name) : {}
+  end
+
+  def safe_load_yaml(name)
+    YAML.safe_load_file(name, permitted_classes: [Regexp])
+  rescue
+    YAML.safe_load_file(name, [Regexp])
+  end
+end
+
 Hoe.plugin :doofus
 Hoe.plugin :gemspec2
 Hoe.plugin :git
@@ -34,7 +59,6 @@ spec = Hoe.spec "mime-types" do
   extra_dev_deps << ["minitest-bonus-assertions", "~> 3.0"]
   extra_dev_deps << ["minitest-hooks", "~> 1.4"]
   extra_dev_deps << ["rake", ">= 10.0", "< 14.0"]
-  extra_dev_deps << ["psych", "~> 3.0"]
 
   if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("2.0")
     extra_dev_deps << ["simplecov", "~> 0.7"]
@@ -234,11 +258,9 @@ task "deps:top", [:number] do |_, args|
 
   weighted_results = {}
   results.each do |name|
-    begin
-      weighted_results[name] = rubygems_get(gem_name: name)["downloads"]
-    rescue => e
-      puts "#{name} #{e.message}"
-    end
+    weighted_results[name] = rubygems_get(gem_name: name)["downloads"]
+  rescue => e
+    puts "#{name} #{e.message}"
   end
 
   weighted_results.sort { |(_k1, v1), (_k2, v2)|
@@ -249,7 +271,7 @@ task "deps:top", [:number] do |_, args|
 end
 
 task :console do
-  arguments = %w[pry]
+  arguments = %w[irb]
   arguments.push(*spec.spec.require_paths.map { |dir| "-I#{dir}" })
   arguments.push("-r#{spec.spec.name.gsub("-", File::SEPARATOR)}")
   unless system(*arguments)
diff --git a/lib/mime/type.rb b/lib/mime/type.rb
index cdf2471..ba7e6bf 100644
--- a/lib/mime/type.rb
+++ b/lib/mime/type.rb
@@ -25,6 +25,7 @@ end
 #  puts text.ascii?                # => true
 #  puts text.obsolete?             # => false
 #  puts text.registered?           # => true
+#  puts text.provisional?          # => false
 #  puts text.complete?             # => true
 #
 #  puts text                       # => 'text/plain'
@@ -92,7 +93,7 @@ class MIME::Type
   end
 
   # The released version of the mime-types library.
-  VERSION = "3.3.1"
+  VERSION = "3.4.0"
 
   include Comparable
 
@@ -123,7 +124,7 @@ class MIME::Type
   # Yields the newly constructed +self+ object.
   def initialize(content_type) # :yields: self
     @friendly = {}
-    @obsolete = @registered = false
+    @obsolete = @registered = @provisional = false
     @preferred_extension = @docs = @use_instead = nil
     self.extensions = []
 
@@ -419,6 +420,14 @@ class MIME::Type
   attr_accessor :registered
   alias_method :registered?, :registered
 
+  # Indicates whether the MIME type's registration with IANA is provisional.
+  attr_accessor :provisional
+
+  # Indicates whether the MIME type's registration with IANA is provisional.
+  def provisional?
+    registered? && @provisional
+  end
+
   # MIME types can be specified to be sent across a network in particular
   # formats. This method returns +true+ when the MIME::Type encoding is set
   # to <tt>base64</tt>.
@@ -493,6 +502,7 @@ class MIME::Type
       end
     end
     coder["registered"] = registered?
+    coder["provisional"] = provisional? if provisional?
     coder["signature"] = signature? if signature?
     coder
   end
@@ -509,6 +519,7 @@ class MIME::Type
     self.preferred_extension = coder["preferred-extension"]
     self.obsolete = coder["obsolete"] || false
     self.registered = coder["registered"] || false
+    self.provisional = coder["provisional"] || false
     self.signature = coder["signature"]
     self.xrefs = coder["xrefs"] || {}
     self.use_instead = coder["use-instead"]
diff --git a/lib/mime/type/columnar.rb b/lib/mime/type/columnar.rb
index 93a3350..1b7c3ca 100644
--- a/lib/mime/type/columnar.rb
+++ b/lib/mime/type/columnar.rb
@@ -35,8 +35,8 @@ class MIME::Type::Columnar < MIME::Type
   column :encoding, :encoding=
   column :docs, :docs=
   column :preferred_extension, :preferred_extension=
-  column :obsolete, :obsolete=, :obsolete?, :registered, :registered=,
-    :registered?, :signature, :signature=, :signature?, file: "flags"
+  column :obsolete, :obsolete=, :obsolete?, :registered, :registered=, :registered?, :signature, :signature=,
+    :signature?, :provisional, :provisional=, :provisional?, file: "flags"
   column :xrefs, :xrefs=, :xref_urls
   column :use_instead, :use_instead=
 
diff --git a/lib/mime/types.rb b/lib/mime/types.rb
index 2cf7fc4..1424666 100644
--- a/lib/mime/types.rb
+++ b/lib/mime/types.rb
@@ -61,6 +61,7 @@ require "mime/type"
 #  puts plaintext.ascii?                # => true
 #  puts plaintext.obsolete?             # => false
 #  puts plaintext.registered?           # => true
+#  puts plaintext.provisional?          # => false
 #  puts plaintext == 'text/plain'       # => true
 #  puts MIME::Type.simplified('x-appl/x-zip') # => 'appl/zip'
 #
diff --git a/lib/mime/types/_columnar.rb b/lib/mime/types/_columnar.rb
index 777c316..9f8c132 100644
--- a/lib/mime/types/_columnar.rb
+++ b/lib/mime/types/_columnar.rb
@@ -19,7 +19,7 @@ module MIME::Types::Columnar
   end
 
   # Load the first column data file (type and extensions).
-  def load_base_data(path) #:nodoc:
+  def load_base_data(path) # :nodoc:
     @__root__ = path
 
     each_file_line("content_type", false) do |line|
@@ -85,6 +85,7 @@ module MIME::Types::Columnar
       type.instance_variable_set(:@obsolete, flag(line.shift))
       type.instance_variable_set(:@registered, flag(line.shift))
       type.instance_variable_set(:@signature, flag(line.shift))
+      type.instance_variable_set(:@provisional, flag(line.shift))
     end
   end
 
diff --git a/lib/mime/types/container.rb b/lib/mime/types/container.rb
index 094682b..441debe 100644
--- a/lib/mime/types/container.rb
+++ b/lib/mime/types/container.rb
@@ -9,7 +9,7 @@ require "forwardable"
 # format (plus, a default of a mutable object resuls in a shared mess).
 # Hash#default_proc cannot be used without a wrapper because it prevents
 # Marshal serialization (and doesn't survive the round-trip).
-class MIME::Types::Container #:nodoc:
+class MIME::Types::Container # :nodoc:
   extend Forwardable
 
   def initialize(hash = {})
diff --git a/lib/mime/types/loader.rb b/lib/mime/types/loader.rb
index 74fa63f..d6450c5 100644
--- a/lib/mime/types/loader.rb
+++ b/lib/mime/types/loader.rb
@@ -1,7 +1,5 @@
 # frozen_string_literal: true
 
-# -*- ruby encoding: utf-8 -*-
-
 ##
 module MIME; end
 
diff --git a/lib/mime/types/logger.rb b/lib/mime/types/logger.rb
index a065fc3..894f47c 100644
--- a/lib/mime/types/logger.rb
+++ b/lib/mime/types/logger.rb
@@ -1,7 +1,5 @@
 # frozen_string_literal: true
 
-# -*- ruby encoding: utf-8 -*-
-
 require "logger"
 
 ##
@@ -14,8 +12,8 @@ module MIME
       attr_accessor :logger
     end
 
-    class WarnLogger < ::Logger #:nodoc:
-      class WarnLogDevice < ::Logger::LogDevice #:nodoc:
+    class WarnLogger < ::Logger # :nodoc:
+      class WarnLogDevice < ::Logger::LogDevice # :nodoc:
         def initialize(*)
         end
 
diff --git a/mime-types.gemspec b/mime-types.gemspec
index adf51e9..f3ea52f 100644
--- a/mime-types.gemspec
+++ b/mime-types.gemspec
@@ -1,15 +1,15 @@
 # -*- encoding: utf-8 -*-
-# stub: mime-types 3.3.1 ruby lib
+# stub: mime-types 3.4.0 ruby lib
 
 Gem::Specification.new do |s|
   s.name = "mime-types".freeze
-  s.version = "3.3.1"
+  s.version = "3.4.0"
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0".freeze) if s.respond_to? :required_rubygems_version=
   s.metadata = { "bug_tracker_uri" => "https://github.com/mime-types/ruby-mime-types/issues", "changelog_uri" => "https://github.com/mime-types/ruby-mime-types/blob/master/History.md", "homepage_uri" => "https://github.com/mime-types/ruby-mime-types/", "source_code_uri" => "https://github.com/mime-types/ruby-mime-types/" } if s.respond_to? :metadata=
   s.require_paths = ["lib".freeze]
   s.authors = ["Austin Ziegler".freeze]
-  s.date = "2021-06-02"
+  s.date = "2021-11-15"
   s.description = "The mime-types library provides a library and registry for information about\nMIME content type definitions. It can be used to determine defined filename\nextensions for MIME types, or to use filename extensions to look up the likely\nMIME type definitions.\n\nVersion 3.0 is a major release that requires Ruby 2.0 compatibility and removes\ndeprecated functions. The columnar registry format introduced in 2.6 has been\nmade the primary format; the registry data has been extracted from this library\nand put into {mime-types-data}[https://github.com/mime-types/mime-types-data].\nAdditionally, mime-types is now licensed exclusively under the MIT licence and\nthere is a code of conduct in effect. There are a number of other smaller\nchanges described in the History file.".freeze
   s.email = ["halostatue@gmail.com".freeze]
   s.extra_rdoc_files = ["Code-of-Conduct.md".freeze, "Contributing.md".freeze, "History.md".freeze, "Licence.md".freeze, "Manifest.txt".freeze, "README.rdoc".freeze]
@@ -38,7 +38,6 @@ Gem::Specification.new do |s|
     s.add_development_dependency(%q<minitest-bonus-assertions>.freeze, ["~> 3.0"])
     s.add_development_dependency(%q<minitest-hooks>.freeze, ["~> 1.4"])
     s.add_development_dependency(%q<rake>.freeze, [">= 10.0", "< 14.0"])
-    s.add_development_dependency(%q<psych>.freeze, ["~> 3.0"])
     s.add_development_dependency(%q<simplecov>.freeze, ["~> 0.7"])
     s.add_development_dependency(%q<rdoc>.freeze, [">= 4.0", "< 7"])
     s.add_development_dependency(%q<hoe>.freeze, ["~> 3.23"])
@@ -55,7 +54,6 @@ Gem::Specification.new do |s|
     s.add_dependency(%q<minitest-bonus-assertions>.freeze, ["~> 3.0"])
     s.add_dependency(%q<minitest-hooks>.freeze, ["~> 1.4"])
     s.add_dependency(%q<rake>.freeze, [">= 10.0", "< 14.0"])
-    s.add_dependency(%q<psych>.freeze, ["~> 3.0"])
     s.add_dependency(%q<simplecov>.freeze, ["~> 0.7"])
     s.add_dependency(%q<rdoc>.freeze, [">= 4.0", "< 7"])
     s.add_dependency(%q<hoe>.freeze, ["~> 3.23"])
diff --git a/test/test_mime_type.rb b/test/test_mime_type.rb
index 87cbfb8..5ef4aeb 100644
--- a/test/test_mime_type.rb
+++ b/test/test_mime_type.rb
@@ -461,12 +461,23 @@ describe MIME::Type do
   end
 
   describe "#to_json" do
-    let(:expected) {
+    let(:expected_1) {
       '{"content-type":"a/b","encoding":"base64","registered":false}'
     }
+    let(:expected_2) {
+      '{"content-type":"a/b","encoding":"base64","registered":true,"provisional":true}'
+    }
 
     it "converts to JSON when requested" do
-      assert_equal expected, mime_type("a/b").to_json
+      assert_equal expected_1, mime_type("a/b").to_json
+    end
+
+    it "converts to JSON with provisional when requested" do
+      type = mime_type("a/b") do |t|
+        t.registered = true
+        t.provisional = true
+      end
+      assert_equal expected_2, type.to_json
     end
   end