def compile!
@token_count = 0
format = format_string.dup
format.gsub!(/([\.\\])/, '\\\\\1')
found_tokens, token_order = [], []
Definitions.sorted_token_keys.each do |token|
token_regexp_str, arg_key = Definitions.format_tokens[token]
if format.gsub!(/#{token}/, "%<#{found_tokens.size}>")
if arg_key
token_regexp_str = "(#{token_regexp_str})"
@token_count += 1
end
found_tokens << [token_regexp_str, arg_key]
end
end
format.scan(/%<(\d)>/).each {|token_index|
token_index = token_index.first
token_regexp_str, arg_key = found_tokens[token_index.to_i]
format.gsub!("%<#{token_index}>", token_regexp_str)
token_order << arg_key
}
define_process_method(token_order.compact)
@regexp_string = format
@regexp = Regexp.new("^(#{format})$")
self
rescue => ex
raise CompilationFailed, "The format '#{format_string}' failed to compile using regexp string #{format}. Error message: #{ex.inspect}"
end