method

freeze

Ruby on Rails latest stable (v7.1.3.2) - 0 notes - Class: Thread

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What's this?

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v4.2.9) is shown here.

These similar methods exist in v7.1.3.2:

ActiveSupport::TimeWithZone#freeze
ActiveRecord::Core#freeze
ActiveModel::AttributeSet#freeze
ActiveModel::Attributes#freeze
ActiveRecord::Result#freeze

freeze() public

Freezes the thread so that thread local variables cannot be set via Thread#thread_variable_set, nor can fiber local variables be set.

me = Thread.current
me.freeze
me.thread_variable_set(:oliver, "a")  #=> RuntimeError: can't modify frozen thread locals
me[:oliver] = "a"                     #=> RuntimeError: can't modify frozen thread locals

Show source

# File activesupport/lib/active_support/core_ext/thread.rb, line 72
  def freeze
    _locals.freeze
    super
  end

freeze

Related methods

Method deprecated or moved