diff options
| author | Björn Gustavsson <[email protected]> | 2019-02-13 08:29:51 +0100 |
|---|---|---|
| committer | Björn Gustavsson <[email protected]> | 2019-02-14 06:52:26 +0100 |
| commit | 0ab6149067a82d89e584f862604c1c63578fd5fa (patch) | |
| tree | 32c887276074c1aa758fe655fab8219427e1e81a /erts/preloaded/src/persistent_term.erl | |
| parent | 485713afa0d2481e93882bc386aebb06a49c04bc (diff) | |
| download | otp-0ab6149067a82d89e584f862604c1c63578fd5fa.tar.gz otp-0ab6149067a82d89e584f862604c1c63578fd5fa.tar.bz2 otp-0ab6149067a82d89e584f862604c1c63578fd5fa.zip | |
Add persistent_term:get(Key, DefaultValue)
https://bugs.erlang.org/browse/ERL-843
Diffstat (limited to 'erts/preloaded/src/persistent_term.erl')
| -rw-r--r-- | erts/preloaded/src/persistent_term.erl | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/erts/preloaded/src/persistent_term.erl b/erts/preloaded/src/persistent_term.erl index 5d0c266127..ee7e49b6cb 100644 --- a/erts/preloaded/src/persistent_term.erl +++ b/erts/preloaded/src/persistent_term.erl @@ -19,7 +19,7 @@ %% -module(persistent_term). --export([erase/1,get/0,get/1,info/0,put/2]). +-export([erase/1,get/0,get/1,get/2,info/0,put/2]). -type key() :: term(). -type value() :: term(). @@ -41,6 +41,13 @@ get() -> get(_Key) -> erlang:nif_error(undef). +-spec get(Key, Default) -> Value when + Key :: key(), + Default :: value(), + Value :: value(). +get(_Key, _Default) -> + erlang:nif_error(undef). + -spec info() -> Info when Info :: #{'count':=Count,'memory':=Memory}, Count :: non_neg_integer(), |