diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/name_error.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/name_error.rb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/name_error.rb b/activesupport/lib/active_support/core_ext/name_error.rb index 6b447d772b..6d37cd9dfd 100644 --- a/activesupport/lib/active_support/core_ext/name_error.rb +++ b/activesupport/lib/active_support/core_ext/name_error.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + class NameError # Extract the name of the missing constant from the exception message. # @@ -8,6 +10,11 @@ class NameError # end # # => "HelloWorld" def missing_name + # Since ruby v2.3.0 `did_you_mean` gem is loaded by default. + # It extends NameError#message with spell corrections which are SLOW. + # We should use original_message message instead. + message = respond_to?(:original_message) ? original_message : self.message + if /undefined local variable or method/ !~ message $1 if /((::)?([A-Z]\w*)(::[A-Z]\w*)*)$/ =~ message end |