1 files changed, 66 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/numeric/bytes.rb b/activesupport/lib/active_support/core_ext/numeric/bytes.rb
new file mode 100644
index 0000000000..b002eba406
--- /dev/null
+++ b/activesupport/lib/active_support/core_ext/numeric/bytes.rb
@@ -0,0 +1,66 @@
+# frozen_string_literal: true
+
+class Numeric
+  KILOBYTE = 1024
+  MEGABYTE = KILOBYTE * 1024
+  GIGABYTE = MEGABYTE * 1024
+  TERABYTE = GIGABYTE * 1024
+  PETABYTE = TERABYTE * 1024
+  EXABYTE  = PETABYTE * 1024
+
+  # Enables the use of byte calculations and declarations, like 45.bytes + 2.6.megabytes
+  #
+  #   2.bytes # => 2
+  def bytes
+    self
+  end
+  alias :byte :bytes
+
+  # Returns the number of bytes equivalent to the kilobytes provided.
+  #
+  #   2.kilobytes # => 2048
+  def kilobytes
+    self * KILOBYTE
+  end
+  alias :kilobyte :kilobytes
+
+  # Returns the number of bytes equivalent to the megabytes provided.
+  #
+  #   2.megabytes # => 2_097_152
+  def megabytes
+    self * MEGABYTE
+  end
+  alias :megabyte :megabytes
+
+  # Returns the number of bytes equivalent to the gigabytes provided.
+  #
+  #   2.gigabytes # => 2_147_483_648
+  def gigabytes
+    self * GIGABYTE
+  end
+  alias :gigabyte :gigabytes
+
+  # Returns the number of bytes equivalent to the terabytes provided.
+  #
+  #   2.terabytes # => 2_199_023_255_552
+  def terabytes
+    self * TERABYTE
+  end
+  alias :terabyte :terabytes
+
+  # Returns the number of bytes equivalent to the petabytes provided.
+  #
+  #   2.petabytes # => 2_251_799_813_685_248
+  def petabytes
+    self * PETABYTE
+  end
+  alias :petabyte :petabytes
+
+  # Returns the number of bytes equivalent to the exabytes provided.
+  #
+  #   2.exabytes # => 2_305_843_009_213_693_952
+  def exabytes
+    self * EXABYTE
+  end
+  alias :exabyte :exabytes
+end