diff --git a/bin/NormEZ.rb b/bin/NormEZ.rb
new file mode 100755
index 0000000..641e620
--- /dev/null
+++ b/bin/NormEZ.rb
@@ -0,0 +1,856 @@
+#!/usr/bin/ruby
+# NormEZ_v2.0.1
+# Changelog: Remove space between file name and line number in output to improve compatibility with IDEs
+
+require 'optparse'
+require 'tmpdir'
+
+class String
+  def each_char
+    split('').each { |i| yield i }
+  end
+
+  def add_style(color_code)
+    if $options.include? :colorless
+      self
+    else
+      "\e[#{color_code}m#{self}\e[0m"
+    end
+  end
+
+  def black
+    add_style(31)
+  end
+
+  def red
+    add_style(31)
+  end
+
+  def green
+    add_style(32)
+  end
+
+  def yellow
+    add_style(33)
+  end
+
+  def blue
+    add_style(34)
+  end
+
+  def magenta
+    add_style(35)
+  end
+
+  def cyan
+    add_style(36)
+  end
+
+  def grey
+    add_style(37)
+  end
+
+  def bold
+    add_style(1)
+  end
+
+  def italic
+    add_style(3)
+  end
+
+  def underline
+    add_style(4)
+  end
+end
+
+module FileType
+  UNKNOWN   = 0
+  DIRECTORY = 1
+  MAKEFILE  = 2
+  HEADER    = 3
+  SOURCE    = 4
+  HSOURCE   = 5
+end
+
+class FileManager
+  attr_accessor :path
+  attr_accessor :type
+
+  def initialize(path, type)
+    @path = path
+    @type = type
+    @type = file_type if @type == FileType::UNKNOWN
+  end
+
+  def file_type
+    @type = if @path =~ /Makefile$/
+              FileType::MAKEFILE
+            elsif @path =~ /[.]h$/
+              FileType::HEADER
+            elsif @path =~ /[.]c$/
+              FileType::SOURCE
+            elsif @path =~ /[.]hs$/
+              FileType::HSOURCE
+            else
+              FileType::UNKNOWN
+            end
+  end
+
+  def get_content
+    file = File.open(@path)
+    content = file.read
+    file.close
+    content
+  end
+end
+
+class FilesRetriever
+  @@ignore = nil
+
+  def initialize
+    @files = ARGV.select { |f| File.file? f }
+    @files = Dir['**/*'].select { |f| File.file? f } if @files.count.zero?
+
+    if File.file?('.gitignore')
+      gitignore = FileManager.new('.gitignore', FileType::UNKNOWN).get_content
+      gitignore.gsub!(/\r\n?/, "\n")
+      @@ignore = []
+      gitignore.each_line do |line|
+        line.start_with?('#') && line !~ /^\s*$/ || @@ignore.push(line.chomp)
+      end
+    end
+    @nb_files = @files.size
+    @idx_files = 0
+
+    @dirs = Dir['**/*'].select { |d| File.directory? d }
+    @nb_dirs = @dirs.size
+    @idx_dirs = 0
+  end
+
+  def is_ignored_file(file)
+    @@ignore.each do |ignored_file|
+      if file.include?(ignored_file) || file.include?(ignored_file.tr('*', ''))
+        return true
+      end
+    end
+    false
+  end
+
+  def get_next_file
+    if @idx_files < @nb_files
+      file = FileManager.new(@files[@idx_files], FileType::UNKNOWN)
+      @idx_files += 1
+      file = get_next_file if !@@ignore.nil? && is_ignored_file(file.path)
+      return file
+    elsif @idx_dirs < @nb_dirs
+      file = FileManager.new(@dirs[@idx_dirs], FileType::DIRECTORY)
+      @idx_dirs += 1
+      file = get_next_file if !@@ignore.nil? && is_ignored_file(file.path)
+      return file
+    end
+    nil
+  end
+end
+
+class CodingStyleChecker
+  def initialize(file_manager)
+    @file_path = file_manager.path
+    @type = file_manager.type
+    @file = nil
+    if (@type != FileType::UNKNOWN) && (@type != FileType::DIRECTORY)
+      @file = file_manager.get_content
+    end
+    check_file
+  end
+
+  def check_file
+    if @type == FileType::UNKNOWN
+      unless $options.include? :ignorefiles
+        msg_brackets = "[#{@file_path}]"
+        msg_error = ' This is probably a forbidden file. You might not want to commit it.'
+        puts(msg_brackets.bold.red + msg_error.bold + ' (O1)'.grey)
+      end
+      return
+    end
+    if @type == FileType::DIRECTORY
+      check_dirname
+      return
+    end
+    check_trailing_spaces_tabs
+    @type == FileType::HSOURCE || check_indentation
+    if @type != FileType::MAKEFILE
+      check_too_many_columns
+      check_comma_missing_space
+      if @type == FileType::SOURCE || @type == FileType::HEADER
+        check_filename_c
+        check_header
+        check_several_assignments
+        check_forbidden_keyword_func
+        check_too_many_else_if
+        check_empty_parenthesis
+        check_too_many_parameters
+        check_space_after_keywords
+        check_misplaced_pointer_symbol
+        check_operators_spaces
+        check_misplaced_comments
+        check_condition_assignment
+      end
+      if @type == FileType::SOURCE
+        check_too_broad_filename
+        check_functions_per_file
+        check_function_lines_c
+        check_empty_line_between_functions
+      end
+      if @type == FileType::HSOURCE
+        check_filename_hs
+        check_function_lines_hs
+        check_conditional_branching
+        check_mutable_variables
+        check_bindings
+        check_guards
+        check_useless_do
+      end
+      @type == FileType::HEADER && check_macro_used_as_constant
+    else
+      check_header_makefile
+    end
+  end
+
+  def check_dirname
+    filename = File.basename(@file_path)
+    return if filename =~ /^[a-z0-9]+([a-z0-9_]+[a-z0-9]+)*$/
+
+    msg_brackets = "[#{@file_path}]"
+    msg_error = ' Directory names should respect the snake_case naming convention.'
+    puts(msg_brackets.bold.red + msg_error.bold + ' (O4)'.grey)
+  end
+
+  def check_filename_c
+    filename = File.basename(@file_path)
+    return if filename =~ /^[a-z0-9]+([a-z0-9_]+[a-z0-9]+)*[.][ch]$/
+
+    msg_brackets = "[#{@file_path}]"
+    msg_error = ' Filenames should respect the snake_case naming convention.'
+    puts(msg_brackets.bold.red + msg_error.bold + ' (O4)'.grey)
+  end
+
+  def check_filename_hs
+    filename = File.basename(@file_path)
+    return if filename =~ /^([A-Z][a-z0-9]+)+[.]hs$/
+
+    msg_brackets = "[#{@file_path}]"
+    msg_error = ' Filenames should respect the UpperCamelCase naming convention.'
+    puts(msg_brackets.bold.red + msg_error.bold + ' (O4)'.grey)
+  end
+
+  def check_too_many_columns
+    line_nb = 1
+    @file.each_line do |line|
+      length = 0
+      line.each_char do |char|
+        length += char == "\t" ? 8 : 1
+      end
+      if length - 1 > 80
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = " Too many columns (#{length - 1} > 80)."
+        puts(msg_brackets.bold.red + msg_error.bold + ' (F3)'.grey)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_too_broad_filename
+    unless @file_path =~ %r{(.*/|^)(string.c|str.c|my_string.c|my_str.c|algorithm.c|my_algorithm.c|algo.c|my_algo.c|program.c|my_program.c|prog.c|my_prog.c)$}
+      return
+    end
+
+    msg_brackets = "[#{@file_path}]"
+    msg_error = ' Too broad filename. You should rename this file.'
+    puts(msg_brackets.bold.red + msg_error.bold + ' (O4)'.grey)
+  end
+
+  def check_header
+    return unless @file !~ %r{/\*\n\*\* EPITECH PROJECT, [0-9]{4}\n\*\* .*\n\*\* File description:\n(\*\* .*\n)+\*/\n.*}
+
+    msg_brackets = "[#{@file_path}]"
+    msg_error = ' Missing or corrupted header.'
+    puts(msg_brackets.bold.red + msg_error.bold + ' (G1)'.grey)
+  end
+
+  def check_function_lines_c
+    count = level = 0
+    line_nb = function_start = 1
+    @file.each_line do |line|
+      case line
+      when /{[ \t]*$/
+        if level.zero?
+          function_start = line_nb
+          count = -1
+        end
+        level += 1
+      when /^[ \t]*}[ \t]*$/
+        level -= 1
+        if level.zero? && (count > 20)
+          msg_brackets = "[#{@file_path}: #{function_start}]"
+          msg_error = " Function contains more than 20 lines (#{count} > 20)."
+          puts(msg_brackets.bold.red + msg_error.bold + ' (F4)'.grey)
+        end
+      end
+      count += 1
+      line_nb += 1
+    end
+  end
+
+  def check_function_lines_hs
+    count = 0
+    line_nb = function_start = 1
+    @file.each_line do |line|
+      if (line =~ /^[\t ]*$/ || line =~ /^[A-Za-z]/) && count > 10
+        msg_brackets = "[#{@file_path}: #{function_start}]"
+        msg_error = " Function contains more than 10 lines (#{count} > 10)."
+        puts(msg_brackets.bold.red + msg_error.bold + ' (F1)'.grey)
+      end
+      if line =~ /^[A-Za-z]/
+        function_start = line_nb
+        count = 0
+      end
+      line =~ /^[ \t]/ && count += 1
+      line_nb += 1
+    end
+    return unless count > 10
+
+    msg_brackets = "[#{@file_path}: #{function_start}]"
+    msg_error = " Function contains more than 10 lines (#{count} > 10)."
+    puts(msg_brackets.bold.red + msg_error.bold + ' (F1)'.grey)
+  end
+
+  def check_conditional_branching
+    line_nb = 1
+    @file.each_line do |line|
+      if line =~ /[\t ]if[\t ].+[\t ]if[\t ]/ || line =~ /[\t ]else[\t ].+[\t ]if[\t ]/
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = " Nested 'if' statements are strictly forbidden."
+        puts(msg_brackets.bold.red + msg_error.bold + ' (C1)'.grey)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_guards
+    line_nb = 1
+    new_guard = true
+    @file.each_line do |line|
+      if line =~ /[\t ]\|[\t ].*==/ && new_guard
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = ' Can this guard be expressed as a pattern matching?'
+        puts(msg_brackets.bold.yellow + msg_error.bold + ' (C2)'.grey)
+        new_guard = false
+      end
+      line =~ /^$/ && new_guard = true
+      line_nb += 1
+    end
+  end
+
+  def check_useless_do
+    line_nb = 1
+    in_do_block = false
+    useless = true
+    @file.each_line do |line|
+      case line
+      when /\sdo\s/
+        in_do_block = true
+      when /\s<-\s/
+        in_do_block && useless = false
+      when /^$/
+        if useless && in_do_block
+          msg_brackets = "[#{@file_path}:#{line_nb}]"
+          msg_error = " the 'do' notation is forbidden unless it contains a generator: '<-'"
+          puts(msg_brackets.bold.red + msg_error.bold + ' (D1)'.grey)
+        end
+        in_do_block = false
+        useless = true
+      end
+      line_nb += 1
+    end
+    return unless useless && in_do_block
+
+    msg_brackets = "[#{@file_path}:#{line_nb}]"
+    msg_error = " the 'do' notation is forbidden unless it contains a generator: '<-'"
+    puts(msg_brackets.bold.red + msg_error.bold + ' (D1)'.grey)
+  end
+
+  def check_mutable_variables
+    line_nb = 1
+    @file.each_line do |line|
+      if line =~ /(Data.IORef|Data.STRef|Control.Concurrent.STM.TVar)/
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = ' Mutable variables are strictly forbidden.'
+        puts(msg_brackets.bold.red + msg_error.bold + ' (M1)'.grey)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_bindings
+    line_nb = 1
+    bound_functions = []
+    @file.each_line do |line|
+      case line
+      when /^(type|class)/
+        next
+      when /^[A-Za-z].*::/
+        bound_functions.push(line.split(' ')[0])
+      when /^[A-Za-z].*=[^:]/
+        unless bound_functions.include? line.split(' ')[0]
+          msg_brackets = "[#{@file_path}:#{line_nb}]"
+          msg_error = ' All top level bindings must have an accompanying type signature.'
+          puts(msg_brackets.bold.red + msg_error.bold + ' (T1)'.grey)
+        end
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_several_assignments
+    line_nb = 1
+    @file.each_line do |line|
+      if line =~ /^[ \t]*for ?\(/
+        line_nb += 1
+        next
+      end
+      assignments = 0
+      line.each_char do |char|
+        assignments += 1 if char == ';'
+      end
+      if assignments > 1
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = ' Several assignments on the same line.'
+        puts(msg_brackets.bold.red + msg_error.bold + ' (L5)'.grey)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_forbidden_keyword_func
+    line_nb = 1
+    @file.each_line do |line|
+      line.scan(/(^|[^0-9a-zA-Z_])(printf|dprintf|fprintf|vprintf|sprintf|snprintf|vprintf|vfprintf|vsprintf|vsnprintf|asprintf|scranf|memcpy|memset|memmove|strcat|strchar|strcpy|atoi|strlen|strstr|strncat|strncpy|strcasestr|strncasestr|strcmp|strncmp|strtok|strnlen|strdup|realloc)[^0-9a-zA-Z]/) do
+        unless $options.include? :ignorefunctions
+          msg_brackets = "[#{@file_path}:#{line_nb}]"
+          msg_error = " Are you sure that this function is allowed: '".bold
+          msg_error += Regexp.last_match(2).bold.red
+          msg_error += "'?".bold
+          puts(msg_brackets.bold.red + msg_error)
+        end
+      end
+      line.scan(/(^|[^0-9a-zA-Z_])(goto)[^0-9a-zA-Z]/) do
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = " Are you sure that this keyword is allowed: '".bold
+        msg_error += Regexp.last_match(2).bold.red
+        msg_error += "'?".bold
+        puts(msg_brackets.bold.red + msg_error)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_too_many_else_if
+    line_nb = condition_start = previous_condition_start = 1
+    count = 0
+    @file.each_line do |line|
+      line[0] = '' while [' ', "\t"].include?(line[0])
+      if line =~ /^if ?\(/
+        condition_start = line_nb
+        count = 1
+      elsif line =~ /^else if ?\(/ || line =~ /^else ?\(/
+        count += 1
+        if count > 3 && previous_condition_start != condition_start
+          msg_brackets = "[#{@file_path}: #{condition_start}]"
+          msg_error = ' Too many "else if" statements.'
+          puts(msg_brackets.bold.green + msg_error.bold + ' (C1)'.grey)
+          previous_condition_start = condition_start
+        end
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_trailing_spaces_tabs
+    line_nb = 1
+    @file.each_line do |line|
+      case line
+      when / $/
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = ' Trailing space(s) at the end of the line.'
+        puts(msg_brackets.bold.green + msg_error.bold)
+      when /\t$/
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = ' Trailing tabulation(s) at the end of the line.'
+        puts(msg_brackets.bold.green + msg_error.bold)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_indentation
+    line_nb = 1
+    if @type == FileType::MAKEFILE
+      valid_indent = '\t'
+      bad_indent_regexp = /^ +.*$/
+      bad_indent_name = 'space'
+    else
+      valid_indent = ' '
+      bad_indent_regexp = /^\t+.*$/
+      bad_indent_name = 'tabulation'
+    end
+    @file.each_line do |line|
+      indent = 0
+      while line[indent] == valid_indent
+        indent += 1
+      end
+      if line =~ bad_indent_regexp
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = " Wrong indentation: #{bad_indent_name}s are not allowed."
+        puts(msg_brackets.bold.green + msg_error.bold + ' (L2)'.grey)
+      elsif indent % 4 != 0
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = ' Wrong indentation.'
+        puts(msg_brackets.bold.green + msg_error.bold + ' (L2)'.grey)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_functions_per_file
+    functions = 0
+    @file.each_line do |line|
+      functions += 1 if line =~ /^{/
+    end
+    return unless functions > 5
+
+    msg_brackets = "[#{@file_path}]"
+    msg_error = " More than 5 functions in the same file (#{functions} > 5)."
+    puts(msg_brackets.bold.red + msg_error.bold + ' (O3)'.grey)
+  end
+
+  def check_empty_parenthesis
+    line_nb = 1
+    missing_bracket = false
+    @file.each_line do |line|
+      if missing_bracket
+        if line =~ /^{$/
+          msg_brackets = "[#{@file_path}:#{line_nb}]"
+          msg_error = " This function takes no parameter, it should take 'void' as argument."
+          puts(msg_brackets.bold.red + msg_error.bold + ' (F5)'.grey)
+        elsif line !~ /^[\t ]*$/
+          missing_bracket = false
+        end
+      elsif line =~ /\(\)[\t ]*{$/
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = " This function takes no parameter, it should take 'void' as argument."
+        puts(msg_brackets.bold.red + msg_error.bold + ' (F5)'.grey)
+      elsif line =~ /\(\)[ \t]*$/
+        missing_bracket = true
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_too_many_parameters
+    @file.scan(/\(([^(),]*,){4,}[^()]*\)[ \t\n]+{/).each do |_match|
+      msg_brackets = "[#{@file_path}]"
+      msg_error = " Function shouldn't take more than 4 arguments."
+      puts(msg_brackets.bold.red + msg_error.bold + ' (F5)'.grey)
+    end
+  end
+
+  def check_space_after_keywords
+    line_nb = 1
+    @file.each_line do |line|
+      line.scan(/(return|if|else if|else|while|for)\(/) do |match|
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = " Missing space after keyword '#{match[0]}'."
+        puts(msg_brackets.bold.green + msg_error.bold + ' (L3)'.grey)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_misplaced_pointer_symbol
+    line_nb = 1
+    @file.each_line do |line|
+      line.scan(/([^(\t ]+_t|int|signed|unsigned|char|long|short|float|double|void|const|struct [^ ]+)\*/) do |match|
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = " Misplaced pointer symbol after '#{match[0]}'."
+        puts(msg_brackets.bold.green + msg_error.bold + ' (V3)'.grey)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_macro_used_as_constant
+    line_nb = 1
+    @file.each_line do |line|
+      if line =~ /#define [^ ]+ [0-9]+([.][0-9]+)?/
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = ' Macros should not be used for constants.'
+        puts(msg_brackets.bold.green + msg_error.bold + ' (H3)'.grey)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_header_makefile
+    return if @file != /##\n## EPITECH PROJECT, [0-9]{4}\n## .*\n## File description:\n## .*\n##\n.*/
+
+    msg_brackets = "[#{@file_path}]"
+    msg_error = ' Missing or corrupted header.'
+    puts(msg_brackets.bold.red + msg_error.bold + ' (G1)'.grey)
+  end
+
+  def check_misplaced_comments
+    level = 0
+    line_nb = 1
+    @file.each_line do |line|
+      level += line.count '{'
+      level -= line.count '}'
+      if (level != 0) && (line =~ %r{/\*} || line =~ %r{//})
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = ' Comment inside a function.'
+        puts(msg_brackets.bold.green + msg_error.bold + ' (F6)'.grey)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_comma_missing_space
+    line_nb = 1
+    @file.each_line do |line|
+      line.scan(/,[^ \n]/) do
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = ' Missing space after comma.'
+        puts(msg_brackets.bold.green + msg_error.bold + ' (L3)'.grey)
+      end
+      line_nb += 1
+    end
+  end
+
+  def put_error_sign(sign, line_nb)
+    msg_brackets = "[#{@file_path}:#{line_nb}]"
+    msg_error = " Misplaced space(s) around '#{sign}' sign."
+    puts(msg_brackets.bold.green + msg_error.bold + ' (L3)'.grey)
+  end
+
+  def check_operators_spaces
+    line_nb = 1
+    @file.each_line do |line|
+      # A space on both ends
+      line.scan(%r{([^\t&|=^><+\-*%/! ]=[^=]|[^&|=^><+\-*%/!]=[^= \n])}) do
+        put_error_sign('=', line_nb)
+      end
+      line.scan(/([^\t ]==|==[^ \n])/) do
+        put_error_sign('==', line_nb)
+      end
+      line.scan(/([^\t ]!=|!=[^ \n])/) do
+        put_error_sign('!=', line_nb)
+      end
+      line.scan(/([^\t <]<=|[^<]<=[^ \n])/) do
+        put_error_sign('<=', line_nb)
+      end
+      line.scan(/([^\t >]>=|[^>]>=[^ \n])/) do
+        put_error_sign('>=', line_nb)
+      end
+      line.scan(/([^\t ]&&|&&[^ \n])/) do
+        put_error_sign('&&', line_nb)
+      end
+      line.scan(/([^\t ]\|\||\|\|[^ \n])/) do
+        put_error_sign('||', line_nb)
+      end
+      line.scan(/([^\t ]\+=|\+=[^ \n])/) do
+        put_error_sign('+=', line_nb)
+      end
+      line.scan(/([^\t ]-=|-=[^ \n])/) do
+        put_error_sign('-=', line_nb)
+      end
+      line.scan(/([^\t ]\*=|\*=[^ \n])/) do
+        put_error_sign('*=', line_nb)
+      end
+      line.scan(%r{([^\t ]/=|/=[^ \n])}) do
+        put_error_sign('/=', line_nb)
+      end
+      line.scan(/([^\t ]%=|%=[^ \n])/) do
+        put_error_sign('%=', line_nb)
+      end
+      line.scan(/([^\t ]&=|&=[^ \n])/) do
+        put_error_sign('&=', line_nb)
+      end
+      line.scan(/([^\t ]\^=|\^=[^ \n])/) do
+        put_error_sign('^=', line_nb)
+      end
+      line.scan(/([^\t ]\|=|\|=[^ \n])/) do
+        put_error_sign('|=', line_nb)
+      end
+      line.scan(/([^\t |]\|[^|]|[^|]\|[^ =|\n])/) do
+        # Minifix for Matchstick
+        line.scan(/([^']\|[^'])/) do
+          put_error_sign('|', line_nb)
+        end
+      end
+      line.scan(/([^\t ]\^|\^[^ =\n])/) do
+        put_error_sign('^', line_nb)
+      end
+      line.scan(/([^\t ]>>[^=]|>>[^ =\n])/) do
+        put_error_sign('>>', line_nb)
+      end
+      line.scan(/([^\t ]<<[^=]|<<[^ =\n])/) do
+        put_error_sign('<<', line_nb)
+      end
+      line.scan(/([^\t ]>>=|>>=[^ \n])/) do
+        put_error_sign('>>=', line_nb)
+      end
+      line.scan(/([^\t ]<<=|<<=[^ \n])/) do
+        put_error_sign('<<=', line_nb)
+      end
+      # No space after
+      line.scan(/([^!]! )/) do
+        put_error_sign('!', line_nb)
+      end
+      line.scan(/([^a-zA-Z0-9]sizeof )/) do
+        put_error_sign('sizeof', line_nb)
+      end
+      line.scan(/([^a-zA-Z)\]]\+\+[^(\[*a-zA-Z])/) do
+        put_error_sign('++', line_nb)
+      end
+      line.scan(/([^a-zA-Z)\]]--[^\[(*a-zA-Z])/) do
+        put_error_sign('--', line_nb)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_condition_assignment
+    line_nb = 1
+    @file.each_line do |line|
+      line.scan(%r{(if.*[^&|=^><+\-*%/!]=[^=].*==.*)|(if.*==.*[^&|=^><+\-*%/!]=[^=].*)}) do
+        msg_brackets = "[#{@file_path}:#{line_nb}]"
+        msg_error = ' Condition and assignment on the same line.'
+        puts(msg_brackets.bold.green + msg_error.bold + ' (L1)'.grey)
+      end
+      line_nb += 1
+    end
+  end
+
+  def check_empty_line_between_functions
+    @file.scan(/\n{3,}^[^ \n\t]+ [^ \n\t]+\([^\n\t]*\)/).each do |_match|
+      msg_brackets = "[#{@file_path}]"
+      msg_error = ' Too many empty lines between functions.'
+      puts(msg_brackets.bold.green + msg_error.bold + ' (G2)'.grey)
+    end
+    @file.scan(/[^\n]\n^[^ \n\t]+ [^ \n\t]+\([^\n\t]*\)/).each do |_match|
+      msg_brackets = "[#{@file_path}]"
+      msg_error = ' Missing empty line between functions.'
+      puts(msg_brackets.bold.green + msg_error.bold + ' (G2)'.grey)
+    end
+  end
+end
+
+class UpdateManager
+  def initialize(script_path)
+    path = File.dirname(script_path)
+    tmp_dir = Dir.tmpdir
+    @script_path = script_path
+    @remote_path = "#{tmp_dir}/__normez_remote"
+    @backup_path = "#{tmp_dir}/__normez_backup"
+    @remote = system("curl -s https://raw.githubusercontent.com/ronanboiteau/NormEZ/master/NormEZ.rb > #{@remote_path}")
+  end
+
+  def clean_update_files
+    system("rm -rf #{@backup_path}")
+    system("rm -rf #{@remote_path}")
+  end
+
+  def can_update
+    unless @remote
+      clean_update_files
+      return false
+    end
+    @current = `cat #{@script_path} | grep 'NormEZ_v' | cut -c 11- | head -1 | tr -d '.'`
+    @latest = `cat #{@remote_path} | grep 'NormEZ_v' | cut -c 11- | head -1 | tr -d '.'`
+    @latest_disp = `cat #{@remote_path} | grep 'NormEZ_v' | cut -c 11- | head -1`
+    return true if @current < @latest
+
+    clean_update_files
+    false
+  end
+
+  def update
+    return unless @current < @latest
+
+    update_msg = `cat #{@remote_path} | grep 'Changelog: ' | cut -c 14- | head -1 | tr -d '.'`
+    print("A new version is available: NormEZ v#{@latest_disp}".bold.yellow)
+    print(' => Changelog: '.bold)
+    print(update_msg.to_s.bold.blue)
+    response = nil
+    Kernel.loop do
+      print('Update NormEZ? [Y/n]: ')
+      response = gets.chomp
+      break if ['N', 'n', 'no', 'Y', 'y', 'yes', ''].include?(response)
+    end
+    if %w[N n no].include?(response)
+      puts('Update skipped. You can also use the --no-update (or -u) option to prevent auto-updating.'.bold.blue)
+      clean_update_files
+      return
+    end
+    puts('Downloading update...')
+    system("cat #{@script_path} > #{@backup_path}")
+    exit_code = system("cat #{@remote_path} > #{@script_path}")
+    unless exit_code
+      print('Error while updating! Cancelling...'.bold.red)
+      system("cat #{@backup_path} > #{@script_path}")
+      clean_update_files
+      Kernel.exit(false)
+    end
+    clean_update_files
+    puts('NormEZ has been successfully updated!'.bold.green)
+    Kernel.exit(true)
+  end
+end
+
+$options = {}
+opt_parser = OptionParser.new do |opts|
+  opts.banner = "Usage: `ruby #{$PROGRAM_NAME} [-ufmi]`"
+  opts.on('-u', '--no-update', "Don't check for updates") do |o|
+    $options[:noupdate] = o
+  end
+  opts.on('-f', '--ignore-files', 'Ignore forbidden files') do |o|
+    $options[:ignorefiles] = o
+  end
+  opts.on('-m', '--ignore-functions', 'Ignore forbidden functions') do |o|
+    $options[:ignorefunctions] = o
+  end
+  opts.on('-i', '--ignore-all', 'Ignore forbidden files & forbidden functions (same as `-fm`)') do |o|
+    $options[:ignorefiles] = o
+    $options[:ignorefunctions] = o
+  end
+  opts.on('-c', '--colorless', 'Disable output styling') do |o|
+    $options[:colorless] = o
+  end
+end
+
+begin
+  opt_parser.parse!
+rescue OptionParser::InvalidOption => e
+  puts("Error: #{e}")
+  puts(opt_parser.banner)
+  Kernel.exit(false)
+end
+
+unless $options.include?(:noupdate)
+  updater = UpdateManager.new($PROGRAM_NAME)
+  updater.update if updater.can_update
+end
+
+files_retriever = FilesRetriever.new
+while (next_file = files_retriever.get_next_file)
+  CodingStyleChecker.new(next_file)
+end
diff --git a/bin/script b/bin/script
index 01061f0..9852905 100755
--- a/bin/script
+++ b/bin/script
@@ -6,6 +6,8 @@ if [ ! -w "$1" ]; then
 fi
 
 (
+set -e
+
 asciiquarium &
 cmatrix -ab &
 while [ 1 ]; do sl; done &