README.md

@@ -29,6 +29,9 @@ plugins:
 - jekyll-write-and-commit-changes
 ```
 
+If you don't want a post to be saved, add `save: false` to its metadata.
+It's useful on other plugins.
+
 ### Example
 
 An ad-hoc plugin at `_plugins/change_something.rb`

jekyll-write-and-commit-changes.gemspec

+# frozen_string_literal: true
+
 Gem::Specification.new do |spec|
   spec.name          = 'jekyll-write-and-commit-changes'
-  spec.version       = '0.1.2'
+  spec.version       = '0.2.3'
   spec.authors       = %w[f]
   spec.email         = %w[f@sutty.nl]
 

lib/jekyll/document_writer.rb

@@ -8,7 +8,9 @@ module Jekyll
       base.class_eval do
         # Writes changes to the file and adds it to git staged changes
         def save
-          Jekyll.logger.debug "Writing #{relative_path}"
+          return unless data.fetch('save', true)
+
+          Jekyll.logger.debug 'Writing', path
 
           file = File.open(path, File::RDWR | File::CREAT, 0o640) do |f|
             f.flock(File::LOCK_EX)
@@ -22,11 +24,17 @@ module Jekyll
             f.truncate(f.pos)
           end
 
-          site.staged_files << relative_path if file.zero?
+          site.staged_files << real_path if file.zero?
 
           file.zero?
         end
 
+        # Resolves the real path for the document
+        # @return [String]
+        def real_path
+          @real_path ||= Pathname.new(relative_path).realpath.relative_path_from(site.source).to_s
+        end
+
         # Prepares the data for dumping, by excluding some keys and
         # transforming other Documents replaced by jekyll-linked-posts.
         #
@@ -38,13 +46,19 @@ module Jekyll
             case value
             when Jekyll::Document
               value.data['uuid']
+            when Jekyll::Convertible
+              value.data['uuid']
+            when Set
+              value.map do |v|
+                v.respond_to?(:data) ? v.data['uuid'] : v
+              end
             when Array
               value.map do |v|
-                v.is_a?(Jekyll::Document) ? v.data['uuid'] : v
+                v.respond_to?(:data) ? v.data['uuid'] : v
               end
             when Hash
               value.transform_values do |v|
-                v.is_a?(Jekyll::Document) ? v.data['uuid'] : v
+                v.respond_to?(:data) ? v.data['uuid'] : v
               end
             else
               value