Sha256: 2e906435c25fd73a956f411ceee638196eb6b394370501ac735b3b5b5ab71b8b
Contents?: true
Size: 1.35 KB
Versions: 63
Compression:
Stored size: 1.35 KB
Contents
module Tins
module ThreadLocal
@@mutex = Mutex.new
@@cleanup = lambda do |my_object_id|
my_id = "__thread_local_#{my_object_id}__"
@@mutex.synchronize do
for t in Thread.list
t[my_id] = nil if t[my_id]
end
end
end
# Define a thread local variable named _name_ in this module/class. If the
# value _value_ is given, it is used to initialize the variable.
def thread_local(name, default_value = nil)
is_a?(Module) or raise TypeError, "receiver has to be a Module"
name = name.to_s
my_id = "__thread_local_#{__id__}__"
ObjectSpace.define_finalizer(self, @@cleanup)
define_method(name) do
Thread.current[my_id] ||= {}
Thread.current[my_id][name]
end
define_method("#{name}=") do |value|
Thread.current[my_id] ||= {}
Thread.current[my_id][name] = value
end
if default_value
Thread.current[my_id] = {}
Thread.current[my_id][name] = default_value
end
self
end
# Define a thread local variable for the current instance with name _name_.
# If the value _value_ is given, it is used to initialize the variable.
def instance_thread_local(name, value = nil)
class << self
extend Tins::ThreadLocal
self
end.thread_local name, value
self
end
end
end
Version data entries
63 entries across 60 versions & 8 rubygems