From 2bc5107e00b9967a32bc183213e086549cb5fd75 Mon Sep 17 00:00:00 2001
From: Yuta Saito <kateinoigakukun@gmail.com>
Date: Mon, 21 Feb 2022 09:09:49 +0000
Subject: [PATCH] spec: skip ruby_exe tests for wasi due to lack of subprocess

---
 lib/mspec/guards/platform.rb  | 4 ++++
 lib/mspec/helpers/ruby_exe.rb | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/lib/mspec/guards/platform.rb b/lib/mspec/guards/platform.rb
index 2d5c2de6..e87b08a4 100644
--- a/lib/mspec/guards/platform.rb
+++ b/lib/mspec/guards/platform.rb
@@ -41,6 +41,10 @@ def self.windows?
     os?(:windows)
   end
 
+  def self.wasi?
+    os?(:wasi)
+  end
+
   def self.wsl?
     if defined?(@wsl_p)
       @wsl_p
diff --git a/lib/mspec/helpers/ruby_exe.rb b/lib/mspec/helpers/ruby_exe.rb
index 4948ec09..922178da 100644
--- a/lib/mspec/helpers/ruby_exe.rb
+++ b/lib/mspec/helpers/ruby_exe.rb
@@ -112,6 +112,8 @@ def resolve_ruby_exe
 end
 
 def ruby_exe(code = :not_given, opts = {})
+  skip "WASI doesn't provide subprocess" if PlatformGuard.wasi?
+
   if opts[:dir]
     raise "ruby_exe(..., dir: dir) is no longer supported, use Dir.chdir"
   end