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-rw-r--r--lib/tmpdir.rb18
1 files changed, 13 insertions, 5 deletions
diff --git a/lib/tmpdir.rb b/lib/tmpdir.rb
index 604051a488..f78fd721b7 100644
--- a/lib/tmpdir.rb
+++ b/lib/tmpdir.rb
@@ -16,10 +16,6 @@ class Dir
# Class variables are inaccessible from non-main Ractor.
# And instance variables too, in Ruby 3.0.
- # System-wide temporary directory path
- SYSTMPDIR = (defined?(Etc.systmpdir) ? Etc.systmpdir.freeze : '/tmp')
- private_constant :SYSTMPDIR
-
##
# Returns the operating system's temporary file path.
#
@@ -27,7 +23,7 @@ class Dir
# Dir.tmpdir # => "/tmp"
def self.tmpdir
- ['TMPDIR', 'TMP', 'TEMP', ['system temporary path', SYSTMPDIR], ['/tmp']*2, ['.']*2].find do |name, dir|
+ Tmpname::TMPDIR_CANDIDATES.find do |name, dir|
unless dir
next if !(dir = ENV[name] rescue next) or dir.empty?
end
@@ -126,6 +122,18 @@ class Dir
module Tmpname # :nodoc:
module_function
+ # System-wide temporary directory path
+ systmpdir = (defined?(Etc.systmpdir) ? Etc.systmpdir.freeze : '/tmp')
+
+ # Temporary directory candidates consisting of environment variable
+ # names or description and path pairs.
+ TMPDIR_CANDIDATES = [
+ 'TMPDIR', 'TMP', 'TEMP',
+ ['system temporary path', systmpdir],
+ %w[/tmp /tmp],
+ %w[. .],
+ ].each(&:freeze).freeze
+
def tmpdir
Dir.tmpdir
end