Run 'crystal tool format'

src/library/cache.cr

@@ -76,7 +76,7 @@ class SortedEntriesCacheEntry < CacheEntry(Array(String), Array(Entry))
                    entries : Array(Entry), opt : SortOptions?)
     entries_sig = Digest::SHA1.hexdigest (entries.map &.id).to_s
     user_context = opt && opt.method == SortMethod::Progress ? username : ""
-    sig = Digest::SHA1.hexdigest (book_id + entries_sig + user_context +
+    sig = Digest::SHA1.hexdigest(book_id + entries_sig + user_context +
                                  (opt ? opt.to_tuple.to_s : "nil"))
     "#{sig}:sorted_entries"
   end
@@ -101,7 +101,7 @@ class SortedTitlesCacheEntry < CacheEntry(Array(String), Array(Title))
   def self.gen_key(username : String, titles : Array(Title), opt : SortOptions?)
     titles_sig = Digest::SHA1.hexdigest (titles.map &.id).to_s
     user_context = opt && opt.method == SortMethod::Progress ? username : ""
-    sig = Digest::SHA1.hexdigest (titles_sig + user_context +
+    sig = Digest::SHA1.hexdigest(titles_sig + user_context +
                                  (opt ? opt.to_tuple.to_s : "nil"))
     "#{sig}:sorted_titles"
   end

src/library/entry.cr

@@ -9,7 +9,8 @@ abstract class Entry
   def initialize(
     @id, @title, @book,
     @size, @pages, @mtime,
-    @encoded_path, @encoded_title, @err_msg)
+    @encoded_path, @encoded_title, @err_msg
+  )
   end
 
   def self.new(ctx : YAML::ParseContext, node : YAML::Nodes::Node)

src/routes/api.cr

@@ -1144,9 +1144,9 @@ struct APIRouter
         raise "Entry ID `#{eid}` of `#{title.title}` not found" if entry.nil?
 
         if entry.is_a? DirectoryEntry
-          file_hash = Digest::SHA1.hexdigest (entry.path + entry.mtime.to_s + entry.size)
+          file_hash = Digest::SHA1.hexdigest(entry.path + entry.mtime.to_s + entry.size)
         else
-          file_hash = Digest::SHA1.hexdigest (entry.path + entry.mtime.to_s)
+          file_hash = Digest::SHA1.hexdigest(entry.path + entry.mtime.to_s)
         end
         e_tag = "W/#{file_hash}"
         if e_tag == prev_e_tag

src/util/util.cr

@@ -13,7 +13,6 @@ SUPPORTED_IMG_TYPES = %w(
   image/svg+xml
 )
 
-
 def random_str
   UUID.random.to_s.gsub "-", ""
 end