Class: Erlang::ETF::SmallAtom
- Inherits:
-
Object
- Object
- Erlang::ETF::SmallAtom
- Includes:
- Term
- Defined in:
- lib/erlang/etf/small_atom.rb
Overview
1 | 1 | Len |
---|---|---|
115 | Len | AtomName |
An atom is stored with a 1 byte unsigned length, followed by Len
numbers of 8 bit Latin1 characters that forms the AtomName
.
Longer atoms can be represented by ATOM_EXT
.
Note the SMALL_ATOM_EXT
was introduced in erts version 5.7.2 and
require an exchange of the DFLAG_SMALL_ATOM_TAGS
distribution
flag in the distribution handshake.
(see SMALL_ATOM_EXT
)
Constant Summary collapse
Constants included from Term
Term::ATOM_CACHE_REF, Term::ATOM_EXT, Term::ATOM_INTERNAL_REF2, Term::ATOM_INTERNAL_REF3, Term::ATOM_UTF8_EXT, Term::BINARY_ENCODING, Term::BINARY_EXT, Term::BINARY_INTERNAL_REF, Term::BIT_BINARY_EXT, Term::BIT_BINARY_INTERNAL_REF, Term::COMPRESSED, Term::DIST_HEADER, Term::DOUBLE, Term::DOUBLEBE, Term::DOUBLELE, Term::ERLANG_MAGIC_BYTE, Term::EXPORT_EXT, Term::FLOAT_EXT, Term::FUN_EXT, Term::INT128, Term::INT128BE, Term::INT128LE, Term::INT16, Term::INT16BE, Term::INT16LE, Term::INT32, Term::INT32BE, Term::INT32LE, Term::INT64, Term::INT64BE, Term::INT64LE, Term::INT8, Term::INTEGER_EXT, Term::LARGE_BIG_EXT, Term::LARGE_TUPLE_EXT, Term::LIST_EXT, Term::MAP_EXT, Term::NEW_FLOAT_EXT, Term::NEW_FUN_EXT, Term::NEW_REFERENCE_EXT, Term::NIL_EXT, Term::PID_EXT, Term::PORT_EXT, Term::REFERENCE_EXT, Term::SINGLE, Term::SINGLEBE, Term::SINGLELE, Term::SMALL_ATOM_EXT, Term::SMALL_ATOM_UTF8_EXT, Term::SMALL_BIG_EXT, Term::SMALL_INTEGER_EXT, Term::SMALL_TUPLE_EXT, Term::STRING_EXT, Term::UINT128, Term::UINT128BE, Term::UINT128LE, Term::UINT16, Term::UINT16BE, Term::UINT16LE, Term::UINT32, Term::UINT32BE, Term::UINT32LE, Term::UINT64, Term::UINT64BE, Term::UINT64LE
Class Method Summary collapse
Instance Method Summary collapse
- #erlang_dump(buffer = ::String.new.force_encoding(BINARY_ENCODING)) ⇒ Object
-
#initialize(term) ⇒ SmallAtom
constructor
A new instance of SmallAtom.
Methods included from Term
#<=>, binary_encoding, #eql?, #erlang_external_type, #hash, included, #inspect, #to_erlang_etf
Constructor Details
Class Method Details
.[](term) ⇒ Object
30 31 32 33 34 35 36 37 |
# File 'lib/erlang/etf/small_atom.rb', line 30 def [](term) return term if term.kind_of?(Erlang::ETF::Atom) return term if term.kind_of?(Erlang::ETF::AtomUTF8) return term if term.kind_of?(Erlang::ETF::SmallAtom) return term if term.kind_of?(Erlang::ETF::SmallAtomUTF8) term = Erlang.from(term) if not term.kind_of?(Erlang::Atom) return new(term) end |
Instance Method Details
#erlang_dump(buffer = ::String.new.force_encoding(BINARY_ENCODING)) ⇒ Object
51 52 53 54 55 56 |
# File 'lib/erlang/etf/small_atom.rb', line 51 def erlang_dump(buffer = ::String.new.force_encoding(BINARY_ENCODING)) buffer << SMALL_ATOM_EXT buffer << [@term.size].pack(UINT8) buffer << Erlang::Terms.binary_encoding(@term.data) return buffer end |