Module: RSpec::Support::ShellOut

Defined in:
lib/rspec/support/spec/shell_out.rb

Defined Under Namespace

Classes: FakeProcessStatus

Instance Method Summary collapse

Instance Method Details

#run_ruby_with_current_load_path(ruby_command, *flags) ⇒ Object 



41
42
43
44
45
46
47
48
49
50
51
52
53
54
 
# File 'lib/rspec/support/spec/shell_out.rb', line 41

def run_ruby_with_current_load_path(ruby_command, *flags)
  command = [
    FileUtils::RUBY,
    "-I#{$LOAD_PATH.map(&:shellescape).join(File::PATH_SEPARATOR)}",
    "-e", ruby_command, *flags
  ]

  # Unset these env vars because `ruby -w` will issue warnings whenever
  # they are set to non-default values.
  with_env 'RUBY_GC_HEAP_FREE_SLOTS' => nil, 'RUBY_GC_MALLOC_LIMIT' => nil,
           'RUBY_FREE_MIN' => nil do
    shell_out(*command)
  end
end

#shell_out(*command) ⇒ Object 



20
21
22
23
 
# File 'lib/rspec/support/spec/shell_out.rb', line 20

def shell_out(*command)
  stdout, stderr, status = Open3.capture3(*command)
  return stdout, filter(stderr), status
end

#strip_known_warnings(input) ⇒ Object 



56
57
58
59
60
61
62
63
64
65
66
67
 
# File 'lib/rspec/support/spec/shell_out.rb', line 56

def strip_known_warnings(input)
  input.split("\n").reject do |l|
    # Ignore bundler warning.
    l =~ %r{bundler/source/rubygems} ||
    # Ignore bundler + rubygems warning.
    l =~ %r{site_ruby/\d\.\d\.\d/rubygems} ||
    # This is required for windows for some reason
    l =~ %r{lib/bundler/rubygems} ||
    # This is a JRuby file that generates warnings on 9.0.3.0
    l =~ %r{lib/ruby/stdlib/jar}
  end.join("\n")
end

#with_env(vars) ⇒ Object 



8
9
10
11
12
13
14
15
16
17
 
# File 'lib/rspec/support/spec/shell_out.rb', line 8

def with_env(vars)
  original = ENV.to_hash
  vars.each { |k, v| ENV[k] = v }

  begin
    yield
  ensure
    ENV.replace(original)
  end
end