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-rw-r--r--activesupport/lib/active_support/core_ext/class/attribute_accessors.rb2
-rw-r--r--activesupport/lib/active_support/core_ext/module/attribute_accessors.rb2
2 files changed, 4 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/class/attribute_accessors.rb b/activesupport/lib/active_support/core_ext/class/attribute_accessors.rb
index 268303aaf2..95eb94fdf6 100644
--- a/activesupport/lib/active_support/core_ext/class/attribute_accessors.rb
+++ b/activesupport/lib/active_support/core_ext/class/attribute_accessors.rb
@@ -29,6 +29,7 @@ class Class
def cattr_reader(*syms)
options = syms.extract_options!
syms.each do |sym|
+ raise NameError.new("invalid attribute name") unless sym =~ /^[_A-Za-z]\w*$/
class_eval(<<-EOS, __FILE__, __LINE__ + 1)
unless defined? @@#{sym}
@@#{sym} = nil
@@ -52,6 +53,7 @@ class Class
def cattr_writer(*syms)
options = syms.extract_options!
syms.each do |sym|
+ raise NameError.new("invalid attribute name") unless sym =~ /^[_A-Za-z]\w*$/
class_eval(<<-EOS, __FILE__, __LINE__ + 1)
unless defined? @@#{sym}
@@#{sym} = nil
diff --git a/activesupport/lib/active_support/core_ext/module/attribute_accessors.rb b/activesupport/lib/active_support/core_ext/module/attribute_accessors.rb
index be94ae1565..84acb629ad 100644
--- a/activesupport/lib/active_support/core_ext/module/attribute_accessors.rb
+++ b/activesupport/lib/active_support/core_ext/module/attribute_accessors.rb
@@ -4,6 +4,7 @@ class Module
def mattr_reader(*syms)
options = syms.extract_options!
syms.each do |sym|
+ raise NameError.new("invalid attribute name") unless sym =~ /^[_A-Za-z]\w*$/
class_eval(<<-EOS, __FILE__, __LINE__ + 1)
@@#{sym} = nil unless defined? @@#{sym}
@@ -25,6 +26,7 @@ class Module
def mattr_writer(*syms)
options = syms.extract_options!
syms.each do |sym|
+ raise NameError.new("invalid attribute name") unless sym =~ /^[_A-Za-z]\w*$/
class_eval(<<-EOS, __FILE__, __LINE__ + 1)
def self.#{sym}=(obj)
@@#{sym} = obj