Module: Mutant::Isolation::Fork
- Defined in:
- lib/mutant/isolation.rb
Class Method Summary collapse
-
.call(&block) ⇒ Object
private
Call block in isolation.
Class Method Details
.call(&block) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
Call block in isolation
This isolation implements the fork strategy. Future strategies will probably use a process pool that can handle multiple mutation kills, in-isolation at once.
rubocop:disable MethodLength
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# File 'lib/mutant/isolation.rb', line 40 def self.call(&block) IO.pipe(binmode: true) do |reader, writer| writer.binmode begin pid = Process.fork do File.open(File::NULL, File::WRONLY) do |file| $stderr.reopen(file) reader.close writer.write(Marshal.dump(block.call)) writer.close end end writer.close Marshal.load(reader.read) ensure Process.waitpid(pid) if pid end end rescue => exception raise Error, exception end |