Release v1.18.0-rc.0

CHANGELOG.md

@@ -10,7 +10,7 @@ The most exciting change in Elixir v1.18 is type checking of function calls, alo
 defmodule User do
   defstruct [:age, :car_choice]
 
-  def drive(%User{age: age, car_choice: car}, cars_choices) when age >= 18 do
+  def drive(%User{age: age, car_choice: car}, car_choices) when age >= 18 do
     if car in car_choices do
       {:ok, car}
     else
@@ -182,7 +182,7 @@ If you have a struct, you can derive the implementation of the `JSON.Encoder`
 by specifying which fields should be encoded to JSON:
 
 ```elixir
-  @derive {JSON.Encoder, only: [....]}
+  @derive {JSON.Encoder, only: [...]}
   defstruct ...
 ```
 
@@ -219,7 +219,7 @@ You may also prefer to write using guards:
 
     def foo(x, y, z) when x == y and y == z
 
-## v1.18.0-dev
+## v1.18.0-rc.0 (2024-12-10)
 
 ### 1. Enhancements
 

Makefile

@@ -2,7 +2,7 @@ PREFIX ?= /usr/local
 TEST_FILES ?= "*_test.exs"
 SHARE_PREFIX ?= $(PREFIX)/share
 MAN_PREFIX ?= $(SHARE_PREFIX)/man
-CANONICAL := main/
+CANONICAL := v1.18/
 ELIXIRC := bin/elixirc --ignore-module-conflict $(ELIXIRC_OPTS)
 ERLC := erlc -I lib/elixir/include
 ERL_MAKE := erl -make

SECURITY.md

@@ -6,12 +6,11 @@ Elixir applies bug fixes only to the latest minor branch. Security patches are a
 
 Elixir version | Support
 :------------- | :-----------------------------
-1.18           | Development
+1.18           | Bug fixes and security patches
-1.17           | Bug fixes and security patches
+1.17           | Security patches only
 1.16           | Security patches only
 1.15           | Security patches only
 1.14           | Security patches only
-1.13           | Security patches only
 
 ## Announcements
 

VERSION

@@ -1 +1 @@
-1.18.0-dev
+1.18.0-rc.0

bin/elixir

@@ -1,7 +1,7 @@
 #!/bin/sh
 set -e
 
-ELIXIR_VERSION=1.18.0-dev
+ELIXIR_VERSION=1.18.0-rc.0
 
 if [ $# -eq 0 ] || { [ $# -eq 1 ] && { [ "$1" = "--help" ] || [ "$1" = "-h" ]; }; }; then
   cat <<USAGE >&2

bin/elixir.bat

@@ -1,6 +1,6 @@
 @echo off
 
-set ELIXIR_VERSION=1.18.0-dev
+set ELIXIR_VERSION=1.18.0-rc.0
 
 if    ""%1""==""""                if ""%2""=="""" goto documentation
 if /I ""%1""==""--help""          if ""%2""=="""" goto documentation

bin/elixir.ps1

@@ -1,6 +1,6 @@
 #!/usr/bin/env pwsh
 
-$ELIXIR_VERSION = "1.18.0-dev"
+$ELIXIR_VERSION = "1.18.0-rc.0"
 
 $scriptPath = Split-Path -Parent $PSCommandPath
 $erlExec = "erl"

lib/elixir/pages/references/compatibility-and-deprecations.md

@@ -8,12 +8,11 @@ Elixir applies bug fixes only to the latest minor branch. Security patches are a
 
 Elixir version | Support
 :------------- | :-----------------------------
-1.18           | Development
+1.18           | Bug fixes and security patches
-1.17           | Bug fixes and security patches
+1.17           | Security patches only
 1.16           | Security patches only
 1.15           | Security patches only
 1.14           | Security patches only
-1.13           | Security patches only
 
 New releases are announced in the read-only [announcements mailing list](https://groups.google.com/group/elixir-lang-ann). All security releases [will be tagged with `[security]`](https://groups.google.com/forum/#!searchin/elixir-lang-ann/%5Bsecurity%5D%7Csort:date).
 
@@ -43,6 +42,7 @@ Erlang/OTP versioning is independent from the versioning of Elixir. Erlang relea
 
 Elixir version | Supported Erlang/OTP versions
 :------------- | :-------------------------------
+1.18           | 25 - 27
 1.17           | 25 - 27
 1.16           | 24 - 26
 1.15           | 24 - 26

lib/mix/test/mix/tasks/compile.app_test.exs

@@ -256,6 +256,8 @@ defmodule Mix.Tasks.Compile.AppTest do
   test ".app contains description and registered (as required by systools)" do
     in_fixture("no_mixfile", fn ->
       Mix.Project.push(MixTest.Case.Sample)
+      # Pre-create the compilation path to avoid mtime races
+      File.mkdir_p(Mix.Project.compile_path())
 
       Mix.Tasks.Compile.Elixir.run([])
       assert Mix.Tasks.Compile.App.run([]) == {:ok, []}