def initialize(content, options)
lex_init
if /\t/ =~ content then
tab_width = options.tab_width
content = content.split(/\n/).map do |line|
1 while line.gsub!(/\t+/) {
' ' * (tab_width*$&.length - $`.length % tab_width)
} && $~
line
end.join("\n")
end
content << "\n" unless content[-1, 1] == "\n"
set_input StringIO.new content
@base_char_no = 0
@char_no = 0
@exp_line_no = @line_no = 1
@here_readed = []
@readed = []
@rests = []
@seek = 0
@here_header = false
@indent = 0
@indent_stack = []
@lex_state = EXPR_BEG
@space_seen = false
@continue = false
@line = ""
@skip_space = false
@readed_auto_clean_up = false
@exception_on_syntax_error = true
@prompt = nil
@prev_seek = nil
@ltype = nil
end