ugprade to zig 0.13

Author: krichprollsch

.github/actions/install/action.yml

@@ -5,7 +5,7 @@ inputs:
   zig:
     description: 'Zig version to install'
     required: false
-    default: '0.12.1'
+    default: '0.13.0'
   arch:
     description: 'CPU arch used to select the v8 lib'
     required: false
@@ -17,7 +17,7 @@ inputs:
   zig-v8:
     description: 'zig v8 version to install'
     required: false
-    default: 'v0.1.5'
+    default: 'v0.1.6'
   v8:
     description: 'v8 version to install'
     required: false

.github/workflows/zig-fmt.yml

@@ -1,7 +1,7 @@
 name: zig-fmt
 
 env:
-  ZIG_VERSION: 0.12.1
+  ZIG_VERSION: 0.13.0
 
 on:
   pull_request:

.gitignore

@@ -1,3 +1,4 @@
 zig-cache
 zig-out
-vendor/v8
+/.zig-cache/
+vendor/v8

README.md

@@ -153,7 +153,7 @@ exit with Ctrl+D or "exit"
 
 ### Prerequisites
 
-zig-js-runtime is written with [Zig](https://ziglang.org/) `0.12.1`. You have to
+zig-js-runtime is written with [Zig](https://ziglang.org/) `0.13.0`. You have to
 install it with the right version in order to build the project.
 
 To be able to build the v8 engine, you have to install some libs:

build.zig

@@ -19,7 +19,7 @@ const pkgs = packages("");
 
 /// Do not rename this constant. It is scanned by some scripts to determine
 /// which zig version to install.
-pub const recommended_zig_version = "0.12.1";
+pub const recommended_zig_version = "0.13.0";
 
 pub fn build(b: *std.Build) !void {
     switch (comptime builtin.zig_version.order(std.SemanticVersion.parse(recommended_zig_version) catch unreachable)) {
@@ -49,7 +49,19 @@ pub fn build(b: *std.Build) !void {
     const bench = b.addExecutable(.{
         .name = "zig-js-runtime-bench",
         .root_source_file = b.path("src/main_bench.zig"),
-        .single_threaded = true,
+
+        // Threads are now required to compile using libc++.
+        // This change happens when upgrading to zig 0.13.0
+        //
+        // With Single thread, I have the following error:
+        // > error: sub-compilation of libcxx failed
+        // > /usr/local/zig-0.13.0/lib/libcxx/include/future:368:4: note:
+        // >"<future> is not supported since libc++ has been configured without
+        // > support for threads."
+        //
+        // see https://github.com/llvm/llvm-project/issues/76588
+        .single_threaded = false,
+
         .target = target,
         .optimize = mode,
     });