Merge pull request PaulTaykalo#6 from PaulTaykalo/feature/ignore-file…

…s-in-xibs-and-storyboards

Ignore files, declared in storboards and xibs

unused.rb

@@ -66,22 +66,26 @@ def find
 
  # Usage within the file
  if private_items.length > 0
- find_usages_in_files([my_text_file], private_items)
+ find_usages_in_files([my_text_file], [], private_items)
  end 
 
  }
+
  puts "Total items to be checked #{items.length}"
 
  items = items.uniq { |f| f.name }
  puts "Total unique items to be checked #{items.length}"
 
  puts "Starting searching globally it can take a while".green
 
- find_usages_in_files(all_files, items)
+ xibs = Dir.glob("**/*.xib")
+ storyboards = Dir.glob("**/*.storyboard")
+
+ find_usages_in_files(all_files, xibs + storyboards, items)
 
  end 
 
- def find_usages_in_files(files, items_in)
+ def find_usages_in_files(files, xibs, items_in)
  items = items_in
  usages = items.map { |f| 0 }
  files.each { |file|
@@ -101,6 +105,25 @@ def find_usages_in_files(files, items_in)
  indexes.reverse.each { |i| usages.delete_at(i) && items.delete_at(i) }
  }
 
+ xibs.each { |xib|
+ lines = File.readlines(xib).map {|line| line.gsub(/^\s*\/\/.*/, "") }
+ full_xml = lines.join(" ")
+ classes = full_xml.scan(/(class|customClass)="([^"]+)"/).map { |cd| cd[1] }
+ classes_array = classes.group_by { |w| w }.map { |w, ws| [w, ws.length] }.flatten
+
+ wf = Hash[*classes_array]
+
+ items.each_with_index { |f, i| 
+ usages[i] += (wf[f.name] || 0)
+ }
+ # Remove all items which has usage 2+
+ indexes = usages.each_with_index.select { |u, i| u >= 2 }.map { |f, i| i }
+
+ # reduce usage array if we found some functions already 
+ indexes.reverse.each { |i| usages.delete_at(i) && items.delete_at(i) }
+
+ }
+
 
  items = items.select { |f| !f.file.start_with?("Pods/") && !f.file.end_with?("Tests.swift") && !f.file.end_with?("Spec.swift") }
  if items.length > 0
@@ -113,7 +136,6 @@ def find_usages_in_files(files, items_in)
  end 
 
  def grab_items(file)
- result = []
  lines = File.readlines(file).map {|line| line.gsub(/^\s*\/\/.*/, "") }
  items = lines.each_with_index.select { |line, i| line[/(func|let|var|class|enum|struct|protocol)\s+\w+/] }.map { |line, i| Item.new(file, line, i)}
  end