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-rw-r--r--erts/preloaded/src/erlang.erl31
1 files changed, 27 insertions, 4 deletions
diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl
index 744527aeff..8e4a471a82 100644
--- a/erts/preloaded/src/erlang.erl
+++ b/erts/preloaded/src/erlang.erl
@@ -74,7 +74,7 @@
-export([adler32/1, adler32/2, adler32_combine/3, append_element/2]).
-export([atom_to_binary/2, atom_to_list/1, binary_part/2, binary_part/3]).
--export([binary_to_atom/2, binary_to_existing_atom/2]).
+-export([binary_to_atom/2, binary_to_existing_atom/2, binary_to_float/1]).
-export([binary_to_integer/1,binary_to_integer/2]).
-export([binary_to_list/1]).
-export([binary_to_list/3, binary_to_term/1, binary_to_term/2]).
@@ -87,7 +87,8 @@
-export([display_nl/0, display_string/1, dist_exit/3, erase/0, erase/1]).
-export([error/1, error/2, exit/1, exit/2, external_size/1]).
-export([external_size/2, finish_after_on_load/2, finish_loading/1, float/1]).
--export([float_to_list/1, float_to_list/2]).
+-export([float_to_binary/1, float_to_binary/2,
+ float_to_list/1, float_to_list/2]).
-export([fun_info/2, fun_to_list/1, function_exported/3]).
-export([garbage_collect/0, garbage_collect/1]).
-export([garbage_collect_message_area/0, get/0, get/1, get_keys/1]).
@@ -322,6 +323,12 @@ binary_to_atom(_Binary, _Encoding) ->
binary_to_existing_atom(_Binary, _Encoding) ->
erlang:nif_error(undefined).
+%% binary_to_float/1
+-spec binary_to_float(Binary) -> float() when
+ Binary :: binary().
+binary_to_float(_Binary) ->
+ erlang:nif_error(undefined).
+
%% binary_to_integer/1
-spec binary_to_integer(Binary) -> integer() when
Binary :: binary().
@@ -724,6 +731,22 @@ finish_after_on_load(_P1, _P2) ->
float(_Number) ->
erlang:nif_error(undefined).
+%% float_to_binary/1
+-spec float_to_binary(Float) -> binary() when
+ Float :: float().
+float_to_binary(_Float) ->
+ erlang:nif_error(undefined).
+
+%% float_to_binary/2
+-spec float_to_binary(Float, Options) -> binary() when
+ Float :: float(),
+ Options :: [Option],
+ Option :: {decimals, Decimals :: 0..253} |
+ {scientific, Decimals :: 0..249} |
+ compact.
+float_to_binary(_Float, _Options) ->
+ erlang:nif_error(undefined).
+
%% float_to_list/1
-spec float_to_list(Float) -> string() when
Float :: float().
@@ -734,8 +757,8 @@ float_to_list(_Float) ->
-spec float_to_list(Float, Options) -> string() when
Float :: float(),
Options :: [Option],
- Option :: {decimals, non_neg_integer()} |
- {scientific, non_neg_integer()} |
+ Option :: {decimals, Decimals :: 0..253} |
+ {scientific, Decimals :: 0..249} |
compact.
float_to_list(_Float, _Options) ->
erlang:nif_error(undefined).