old_contents: # -*- coding: utf-8 -*-
  """BTR100: Use the symbols.
  
  ---
  layout:     post
  error_code: BTR100
  source:     Butterick's Practical Typography
  source_url: http://practicaltypography.com/
  title:      Tense present
  date:       2014-06-10 12:31:19
  categories: writing
  ---
  
  Use the symbols.
  
  """
  from tools import memoize, existence_check
  
  
  @memoize
  def check_ellipsis(text):
      """Use an ellipsis instead of three dots."""
      err = "butterick.symbols.ellipsis"
      msg = u"'...' is an approximation, use the ellipsis symbol '…'."
      regex = "\.\.\."
  
      return existence_check(text, [regex], err, msg, max_errors=3,
                             require_padding=False, offset=0)
  
  
  @memoize
  def check_copyright_symbol(text):
      """Use the copyright symbol instead of (c)."""
      err = "butterick.symbols.copyright"
      msg = u"(c) is a goofy alphabetic approximation, use the symbol ©."
      regex = "\([cC]\)"
  
      return existence_check(
          text, [regex], err, msg, max_errors=1, require_padding=False)
  
  
  @memoize
  def check_trademark_symbol(text):
      """Use the trademark symbol instead of (c)."""
      err = "butterick.symbols.trademark"
      msg = u"(TM) is a goofy alphabetic approximation, use the symbol ™."
      regex = "\(TM\)"
  
      return existence_check(
          text, [regex], err, msg, max_errors=3, require_padding=False)
  
  
  @memoize
  def check_registered_trademark_symbol(text):
      """Use the registered trademark symbol instead of (R)."""
      err = "butterick.symbols.trademark"
      msg = u"(R) is a goofy alphabetic approximation, use the symbol ®."
      regex = "\([rR]\)"
  
      return existence_check(
          text, [regex], err, msg, max_errors=3, require_padding=False)
  
  
  @memoize
  def check_sentence_spacing(text):
      """Use the registered trademark symbol instead of (R)."""
      err = "butterick.symbols.sentence_spacing"
      msg = u"More than two spaces after the period; use 1 or 2."
      regex = "\. {3}"
  
      return existence_check(
          text, [regex], err, msg, max_errors=3, require_padding=False)
  
  
  # @memoize
  # def check_en_dash_separated_names(text):
  #     """Use an en-dash to separate names."""
  #     # [u"[A-Z][a-z]{1,10}[-\u2014][A-Z][a-z]{1,10}",
  #     #     u"Use an en dash (–) to separate names."],
  
new_contents: # -*- coding: utf-8 -*-
  """BTR100: Use the symbols.
  
  ---
  layout:     post
  error_code: BTR100
  source:     Butterick's Practical Typography
  source_url: http://practicaltypography.com/
  title:      Tense present
  date:       2014-06-10 12:31:19
  categories: writing
  ---
  
  Use the symbols.
  
  """
  from tools import memoize, existence_check
  
  
  @memoize
  def check_ellipsis(text):
      """Use an ellipsis instead of three dots."""
      err = "butterick.symbols.ellipsis"
      msg = u"'...' is an approximation, use the ellipsis symbol '…'."
      regex = "\.\.\."
  
      return existence_check(text, [regex], err, msg, max_errors=3,
                             require_padding=False, offset=0)
  
  
  @memoize
  def check_copyright_symbol(text):
      """Use the copyright symbol instead of (c)."""
      err = "butterick.symbols.copyright"
      msg = u"(c) is a goofy alphabetic approximation, use the symbol ©."
      regex = "\([cC]\)"
  
      return existence_check(
          text, [regex], err, msg, max_errors=1, require_padding=False)
  
  
  @memoize
  def check_trademark_symbol(text):
      """Use the trademark symbol instead of (TM)."""
      err = "butterick.symbols.trademark"
      msg = u"(TM) is a goofy alphabetic approximation, use the symbol ™."
      regex = "\(TM\)"
  
      return existence_check(
          text, [regex], err, msg, max_errors=3, require_padding=False)
  
  
  @memoize
  def check_registered_trademark_symbol(text):
      """Use the registered trademark symbol instead of (R)."""
      err = "butterick.symbols.trademark"
      msg = u"(R) is a goofy alphabetic approximation, use the symbol ®."
      regex = "\([rR]\)"
  
      return existence_check(
          text, [regex], err, msg, max_errors=3, require_padding=False)
  
  
  @memoize
  def check_sentence_spacing(text):
      """Use the registered trademark symbol instead of (R)."""
      err = "butterick.symbols.sentence_spacing"
      msg = u"More than two spaces after the period; use 1 or 2."
      regex = "\. {3}"
  
      return existence_check(
          text, [regex], err, msg, max_errors=3, require_padding=False)
  
  
  # @memoize
  # def check_en_dash_separated_names(text):
  #     """Use an en-dash to separate names."""
  #     # [u"[A-Z][a-z]{1,10}[-\u2014][A-Z][a-z]{1,10}",
  #     #     u"Use an en dash (–) to separate names."],
  
subject: Fix bug in symbolics comments