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require 'open3'
require 'rake/file_utils'
require 'shellwords'
module RSpec
module Support
module ShellOut
def with_env(vars)
original = ENV.to_hash
vars.each { |k, v| ENV[k] = v }
begin
yield
ensure
ENV.replace(original)
end
end
if Open3.respond_to?(:capture3) # 1.9+
def shell_out(*command)
stdout, stderr, status = Open3.capture3(*command)
return stdout, filter(stderr), status
end
else # 1.8.7
# popen3 doesn't provide the exit status so we fake it out.
FakeProcessStatus = Struct.new(:exitstatus)
def shell_out(*command)
stdout = stderr = nil
Open3.popen3(*command) do |_in, out, err|
stdout = out.read
stderr = err.read
end
status = FakeProcessStatus.new(0)
return stdout, filter(stderr), status
end
end
def run_ruby_with_current_load_path(ruby_command, *flags)
command = [
FileUtils::RUBY,
"-I#{$LOAD_PATH.map(&:shellescape).join(File::PATH_SEPARATOR)}",
"-e", ruby_command, *flags
]
# Unset these env vars because `ruby -w` will issue warnings whenever
# they are set to non-default values.
with_env 'RUBY_GC_HEAP_FREE_SLOTS' => nil, 'RUBY_GC_MALLOC_LIMIT' => nil,
'RUBY_FREE_MIN' => nil do
shell_out(*command)
end
end
LINES_TO_IGNORE =
[
# Ignore bundler warning.
%r{bundler/source/rubygems},
# Ignore bundler + rubygems warning.
%r{site_ruby/\d\.\d\.\d/rubygems},
%r{jruby-\d\.\d\.\d+\.\d/lib/ruby/stdlib/rubygems},
# This is required for windows for some reason
%r{lib/bundler/rubygems},
# This is a JRuby file that generates warnings on 9.0.3.0
%r{lib/ruby/stdlib/jar},
# This is a JRuby file that generates warnings on 9.1.7.0
%r{org/jruby/RubyKernel\.java},
# This is a JRuby gem that generates warnings on 9.1.7.0
%r{ffi-1\.13\.\d+-java},
%r{uninitialized constant FFI},
# These are related to the above, there is a warning about io from FFI
%r{jruby-\d\.\d\.\d+\.\d/lib/ruby/stdlib/io},
%r{io/console on JRuby shells out to stty for most operations},
# This is a JRuby 9.1.17.0 error on Github Actions
%r{io/console not supported; tty will not be manipulated},
# This is a JRuby 9.2.1.x error
%r{jruby/kernel/gem_prelude},
%r{lib/jruby\.jar!/jruby/preludes},
]
def strip_known_warnings(input)
input.split("\n").reject do |l|
LINES_TO_IGNORE.any? { |to_ignore| l =~ to_ignore } ||
# Remove blank lines
l == "" || l.nil?
end.join("\n")
end
private
if Ruby.jruby?
def filter(output)
output.each_line.reject do |line|
line.include?("lib/ruby/shared/rubygems")
end.join($/)
end
else
def filter(output)
output
end
end
end
end
end
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