Parses argument if given, or uses default value.
Returns nil if argument is not present or begins with ‘-’.
Creates a new DNS
name from arg
. arg
can be:
Creates a new LOC::Size
from arg
which may be:
Creates a new LOC::Coord
from arg
which may be:
LOC::Coord
returns arg
.
String
arg
must match the LOC::Coord::Regex constant
Creates a new LOC::Alt
from arg
which may be:
Content: [ String
text ]
Content: [ String
text ]
Content: [ String
text ]
Content: [ String
text ]
Content: [ String
text ]
Filters the supplied nodeset on the predicate(s)