Sha256: fc90237ce9ecb15d5498340c585e5d9911c09ce0d92af55927e485446fec8062
Contents?: true
Size: 976 Bytes
Versions: 102
Compression:
Stored size: 976 Bytes
Contents
##
# We manage a set of attributes. Each attribute has a symbol name and a bit
# value.
class RDoc::Markup::Attribute
##
# Special attribute type. See RDoc::Markup#add_special
SPECIAL = 1
@@name_to_bitmap = { :_SPECIAL_ => SPECIAL }
@@next_bitmap = 2
##
# Returns a unique bit for +name+
def self.bitmap_for(name)
bitmap = @@name_to_bitmap[name]
unless bitmap then
bitmap = @@next_bitmap
@@next_bitmap <<= 1
@@name_to_bitmap[name] = bitmap
end
bitmap
end
##
# Returns a string representation of +bitmap+
def self.as_string(bitmap)
return "none" if bitmap.zero?
res = []
@@name_to_bitmap.each do |name, bit|
res << name if (bitmap & bit) != 0
end
res.join(",")
end
##
# yields each attribute name in +bitmap+
def self.each_name_of(bitmap)
@@name_to_bitmap.each do |name, bit|
next if bit == SPECIAL
yield name.to_s if (bitmap & bit) != 0
end
end
end
Version data entries
102 entries across 80 versions & 20 rubygems