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author | Nicholas Seckar <nseckar@gmail.com> | 2006-08-05 22:23:58 +0000 |
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committer | Nicholas Seckar <nseckar@gmail.com> | 2006-08-05 22:23:58 +0000 |
commit | 196fab9b0dcbdc83e27241678ebb2557ca4e030e (patch) | |
tree | 75de432842ae467ab79c7196d14784cd696195f5 /activesupport/lib/active_support/core_ext/name_error.rb | |
parent | 822527102f3de694fd243c387f750bb5e74f143d (diff) | |
download | rails-196fab9b0dcbdc83e27241678ebb2557ca4e030e.tar.gz rails-196fab9b0dcbdc83e27241678ebb2557ca4e030e.tar.bz2 rails-196fab9b0dcbdc83e27241678ebb2557ca4e030e.zip |
Add extention to obtain the missing constant from NameError instances
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4679 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'activesupport/lib/active_support/core_ext/name_error.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/name_error.rb | 15 |
1 files changed, 15 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 new file mode 100644 index 0000000000..42b89d3d28 --- /dev/null +++ b/activesupport/lib/active_support/core_ext/name_error.rb @@ -0,0 +1,15 @@ + +# Add a +missing_name+ method to NameError instances. +class NameError < StandardError + + # Add a method to obtain the missing name from a NameError. + def missing_name + $1 if /((::)?([A-Z]\w*)(::[A-Z]\w*)*)$/ =~ message + end + + # Was this exception raised because the given name was missing? + def missing_name?(name) + missing_name == name.to_s + end + +end
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