/usr/lib/ruby/vendor_ruby/rspec/support/ruby_features.rb is in ruby-rspec-support 3.5.0c3e0m0s0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 | require 'rbconfig'
RSpec::Support.require_rspec_support "comparable_version"
module RSpec
module Support
# @api private
#
# Provides query methods for different OS or OS features.
module OS
module_function
def windows?
!!(RbConfig::CONFIG['host_os'] =~ /cygwin|mswin|mingw|bccwin|wince|emx/)
end
def windows_file_path?
::File::ALT_SEPARATOR == '\\'
end
end
# @api private
#
# Provides query methods for different rubies
module Ruby
module_function
def jruby?
RUBY_PLATFORM == 'java'
end
def rbx?
defined?(RUBY_ENGINE) && RUBY_ENGINE == 'rbx'
end
def non_mri?
!mri?
end
def mri?
!defined?(RUBY_ENGINE) || RUBY_ENGINE == 'ruby'
end
end
# @api private
#
# Provides query methods for ruby features that differ among
# implementations.
module RubyFeatures
module_function
def optional_and_splat_args_supported?
Method.method_defined?(:parameters)
end
def caller_locations_supported?
respond_to?(:caller_locations, true)
end
if Exception.method_defined?(:cause)
def supports_exception_cause?
true
end
else
def supports_exception_cause?
false
end
end
ripper_requirements = [ComparableVersion.new(RUBY_VERSION) >= '1.9.2']
ripper_requirements.push(false) if Ruby.rbx?
if Ruby.jruby?
ripper_requirements.push(ComparableVersion.new(JRUBY_VERSION) >= '1.7.5')
# Ripper on JRuby 9.0.0.0.rc1 or later reports wrong line number.
ripper_requirements.push(ComparableVersion.new(JRUBY_VERSION) < '9.0.0.0.rc1')
end
if ripper_requirements.all?
def ripper_supported?
true
end
else
def ripper_supported?
false
end
end
if Ruby.mri?
def kw_args_supported?
RUBY_VERSION >= '2.0.0'
end
def required_kw_args_supported?
RUBY_VERSION >= '2.1.0'
end
def supports_rebinding_module_methods?
RUBY_VERSION.to_i >= 2
end
else
# RBX / JRuby et al support is unknown for keyword arguments
# rubocop:disable Lint/Eval
begin
eval("o = Object.new; def o.m(a: 1); end;"\
" raise SyntaxError unless o.method(:m).parameters.include?([:key, :a])")
def kw_args_supported?
true
end
rescue SyntaxError
def kw_args_supported?
false
end
end
begin
eval("o = Object.new; def o.m(a: ); end;"\
"raise SyntaxError unless o.method(:m).parameters.include?([:keyreq, :a])")
def required_kw_args_supported?
true
end
rescue SyntaxError
def required_kw_args_supported?
false
end
end
begin
Module.new { def foo; end }.instance_method(:foo).bind(Object.new)
def supports_rebinding_module_methods?
true
end
rescue TypeError
def supports_rebinding_module_methods?
false
end
end
# rubocop:enable Lint/Eval
end
def module_prepends_supported?
Module.method_defined?(:prepend) || Module.private_method_defined?(:prepend)
end
end
end
end
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