feat: reorganize student list classes into providers and implement TXT/JSON handling

lab2/providers/students_list_base.rb

@@ -1,7 +1,7 @@
-require_relative 'student'
+require_relative '../student'
-require_relative 'student_short'
+require_relative '../student_short'
-require_relative 'data_list_student_short'
+require_relative '../data_list_student_short'
-require_relative 'data_table'
+require_relative '../data_table'
 
 class StudentsListBase
   attr_reader :students

lab2/providers/students_list_json.rb

@@ -1,7 +1,7 @@
 require 'json'
 require 'date'
 require_relative 'students_list_base'
-require_relative 'student'
+require_relative '../student'
 
 class StudentsListJSON < StudentsListBase
   def load_from_file

lab2/providers/students_list_txt.rb

@@ -1,5 +1,5 @@
 require_relative 'students_list_base'
-require_relative 'student'
+require_relative '../student'
 
 class StudentsListTXT < StudentsListBase
   def load_from_file

lab2/providers/students_list_yaml.rb

@@ -2,7 +2,7 @@
 require 'yaml'
 require 'date'
 require_relative 'students_list_base'
-require_relative 'student'
+require_relative '../student'
 
 class StudentsListYAML < StudentsListBase
   def load_from_file

lab2/tests/test_students_list_json.rb

@@ -1,7 +1,7 @@
 require 'minitest/autorun'
 require 'json'
 require 'date'
-require_relative '../students_list_json'
+require_relative '../providers/students_list_json'
 require_relative '../student'
 require_relative '../student_short'
 

lab2/tests/test_students_list_txt.rb

@@ -1,5 +1,5 @@
 require 'date'
-require_relative '../students_list_txt'
+require_relative '../providers/students_list_txt'
 require_relative '../student'
 require_relative '../student_short'
 

lab2/tests/test_students_list_yaml.rb

@@ -1,7 +1,7 @@
 require 'minitest/autorun'
 require 'yaml'
 require 'date'
-require_relative '../students_list_yaml'
+require_relative '../providers/students_list_yaml'
 require_relative '../student'
 require_relative '../student_short'