Temporary hocr file is deleted after the file is processed.

CHANGELOG.md

@@ -1,4 +1,10 @@
 # Changes
+## v3.1.3
+
+#### Added
+
+* Temporary hocr file is deleted after the file is processed.
+
 ## v3.1.2
 
 #### Added

lib/rtesseract/base.rb

@@ -9,5 +9,14 @@ module Base
     def temp_file_path
       Pathname.new(Dir.tmpdir).join("rtesseract_#{SecureRandom.uuid}").to_s
     end
+
+    def remove_tmp_file(output_path)
+      Dir["#{Dir.tmpdir}/*"].each do |filename|
+        if filename.include?(output_path)
+          File.delete(filename)
+          break
+        end
+      end
+    end
   end
 end

lib/rtesseract/box.rb

@@ -9,7 +9,10 @@ def run(source, errors, options)
         options.tessedit_create_hocr = 1
 
         RTesseract::Command.new(source, temp_file_path, errors, options).run do |output_path|
-          parse(File.read("#{output_path}.hocr"))
+          filename = "#{output_path}.hocr"
+          content = File.read(filename)
+          remove_tmp_file(filename)
+          parse(content)
         end
       end
 

lib/rtesseract/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 class RTesseract
-  VERSION = '3.1.2'
+  VERSION = '3.1.3'
 end

spec/rtesseract/box_spec.rb

@@ -13,4 +13,10 @@
   it 'bounding box' do
     expect(instance.to_box).to include(word: 'you', x_start: 69, y_start: 17, x_end: 100, y_end: 31, confidence: 96)
   end
+
+  it 'removes the temp hocr file' do
+    initial_count = Dir["#{Dir.tmpdir}/*"].length
+    instance.to_box
+    expect(initial_count).to eql(Dir["#{Dir.tmpdir}/*"].length)
+  end
 end