lib/chandler/commands/push.rb in chandler-0.1.2 vs lib/chandler/commands/push.rb in chandler-0.2.0

@@ -1,15 +1,19 @@
 require "chandler/logging"
 require "chandler/refinements/color"
 require "chandler/refinements/version_format"
+require "forwardable"
 
 module Chandler
   module Commands
     # Iterates over a given array of tags, fetches the corresponding notes
     # from the CHANGELOG, and creates (or updates) the release notes for that
     # tag on GitHub.
     class Push
+      extend Forwardable
+      def_delegators :config, :github, :changelog, :tag_mapper
+
       include Logging
       using Chandler::Refinements::Color
       using Chandler::Refinements::VersionFormat
 
       attr_reader :tags, :config
@@ -18,36 +22,46 @@
         @tags = tags
         @config = config
       end
 
       def call
-        benchmarking_each_tag do |tag|
+        exit_with_warning if tags.empty?
+
+        each_tag_with_version_and_notes do |tag, version, notes|
           github.create_or_update_release(
             :tag => tag,
-            :title => tag.version_number,
-            :description => changelog.fetch(tag).strip
+            :title => version.version_number,
+            :description => notes
           )
         end
       end
 
       private
 
-      def github
-        config.github
-      end
-
-      def changelog
-        config.changelog
-      end
-
-      def benchmarking_each_tag
+      def each_tag_with_version_and_notes
         width = tags.map(&:length).max
         tags.each do |tag|
+          version, notes = changelog_version_and_notes_for_tag(tag)
+          next if notes.nil?
+
           ellipsis = "…".ljust(1 + width - tag.length)
           benchmark("Push #{tag.blue}#{ellipsis}") do
-            yield(tag)
+            yield(tag, version, notes)
           end
         end
+      end
+
+      def exit_with_warning
+        error("No version tags found.")
+        exit(1)
+      end
+
+      def changelog_version_and_notes_for_tag(tag)
+        version = tag_mapper.call(tag)
+        [version, changelog.fetch(version).strip]
+      rescue Chandler::Changelog::NoMatchingVersion
+        info("Skip #{tag} (no #{version} entry in #{changelog.basename})".gray)
+        nil
       end
     end
   end
 end