class_docstr: For Objective-J source code with preprocessor directives.
  
  .. versionadded:: 1.3
code: def analyse_text(text):
      if re.search('^\s*@import\s+[<"]', text, re.MULTILINE):
          # special directive found in most Objective-J files
          return True
      return False
  
imports: import re
  from pygments.lexer import RegexLexer, include, bygroups, default, using, this, words, combined
  from pygments.token import Text, Comment, Operator, Keyword, Name, String, Number, Punctuation, Other
  from pygments.util import get_bool_opt, iteritems
  import pygments.unistring
label_desc: Use image node_id 1 for calling the ObjectiveJLexer obj's underlying member method code with example usage: obj.analyse_text(text) and returns: False, True