2 # Constants used throughout the library
10 SUPPORTED_YAML_VERSIONS = ['1.0']
15 WORD_CHAR = 'A-Za-z0-9'
16 PRINTABLE_CHAR = '-_A-Za-z0-9!?/()$\'". '
17 NOT_PLAIN_CHAR = '\x7f\x0-\x1f\x80-\x9f'
18 ESCAPE_CHAR = '[\\x00-\\x09\\x0b-\\x1f]'
19 INDICATOR_CHAR = '*&!|\\\\^@%{}[]='
20 SPACE_INDICATORS = '-#:,?'
21 RESTRICTED_INDICATORS = '#:,}]'
22 DNS_COMP_RE = "\\w(?:[-\\w]*\\w)?"
23 DNS_NAME_RE = "(?:(?:#{DNS_COMP_RE}\\.)+#{DNS_COMP_RE}|#{DNS_COMP_RE})"
24 ESCAPES = %w{\x00 \x01 \x02 \x03 \x04 \x05 \x06 \a
25 \x08 \t \n \v \f \r \x0e \x0f
26 \x10 \x11 \x12 \x13 \x14 \x15 \x16 \x17
27 \x18 \x19 \x1a \e \x1c \x1d \x1e \x1f
30 'a' => "\x07", 'b' => "\x08", 't' => "\x09",
31 'n' => "\x0a", 'v' => "\x0b", 'f' => "\x0c",
32 'r' => "\x0d", 'e' => "\x1b", '\\' => '\\',
39 :Indent => 2, :UseHeader => false, :UseVersion => false, :Version => '1.0',
40 :SortKeys => false, :AnchorFormat => 'id%03d', :ExplicitTypes => false,
41 :WidthType => 'absolute', :BestWidth => 80,
42 :UseBlock => false, :UseFold => false, :Encoding => :None