method

init_parsers

Ruby latest stable (v2_5_5) - 0 notes - Class: CSV

init_parsers(skip_blanks, field_size_limit, liberal_parsing) private

Pre-compiles parsers and stores them by name for access during reads.

# File lib/csv.rb, line 2105
  def init_parsers(skip_blanks, field_size_limit, liberal_parsing)
    # store the parser behaviors
    @skip_blanks      = skip_blanks
    @field_size_limit = field_size_limit
    @liberal_parsing  = liberal_parsing

    # prebuild Regexps for faster parsing
    esc_row_sep = escape_re(@row_sep)
    esc_quote   = escape_re(@quote_char)
    @parsers = {
      # for detecting parse errors
      quote_or_nl:    encode_re("[", esc_quote, "\r\n]"),
      nl_or_lf:       encode_re("[\r\n]"),
      stray_quote:    encode_re( "[^", esc_quote, "]", esc_quote,
                                 "[^", esc_quote, "]" ),
      # safer than chomp!()
      line_end:       encode_re(esc_row_sep, "\\z"),
      # illegal unquoted characters
      return_newline: encode_str("\r\n")
    }
  end

init_parsers

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