v0.12.0

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## v0.12.0 - 2022-07-30
+
+- The `gleam/erlang/process.select_forever` function no longer returns a result.
+
 ## v0.11.0 - 2022-07-30
 
 - The `gleam/erlang/process` module gains the `send_after`, `cancel_timer`,

gleam.toml

@@ -1,6 +1,6 @@
 name = "gleam_erlang"
 
-version = "0.11.0"
+version = "0.12.0"
 licences = ["Apache-2.0"]
 description = "A Gleam library for working with Erlang"
 

src/gleam/erlang/process.gleam

@@ -185,7 +185,7 @@ pub external fn select(
 /// Similar to the `select` function but will wait forever for a message to
 /// arrive rather than timing out after a specified amount of time.
 ///
-pub external fn select_forever(from: Selector(payload)) -> Result(payload, Nil) =
+pub external fn select_forever(from: Selector(payload)) -> payload =
   "gleam_erlang_ffi" "select"
 
 /// Add a new `Subject` to the `Selector` to that it's messages can be received.

src/gleam_erlang_ffi.erl

@@ -154,7 +154,8 @@ insert_selector_handler({selector, Handlers}, Tag, Fn) ->
     {selector, Handlers#{Tag => Fn}}.
 
 select(Selector) ->
-    select(Selector, infinity).
+    {ok, Message} = select(Selector, infinity),
+    Message.
 
 select({selector, Handlers}, Timeout) ->
     receive

test/gleam/erlang/process_test.gleam

@@ -379,7 +379,7 @@ pub fn select_forever_test() {
   let subject = process.new_subject()
   process.send(subject, 1)
 
-  assert Ok(1) =
+  assert 1 =
     process.new_selector()
     |> process.selecting(subject, function.identity)
     |> process.select_forever