diff options
Diffstat (limited to 'railties/lib/rails_generator')
| -rw-r--r-- | railties/lib/rails_generator/lookup.rb | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/railties/lib/rails_generator/lookup.rb b/railties/lib/rails_generator/lookup.rb index 00b78ce645..538e0f55ea 100644 --- a/railties/lib/rails_generator/lookup.rb +++ b/railties/lib/rails_generator/lookup.rb @@ -109,9 +109,15 @@ module Rails def lookup(generator_name) @found ||= {} generator_name = generator_name.to_s.downcase - @found[generator_name] ||= cache.find { |spec| - spec.name == generator_name - } or raise GeneratorError, "Couldn't find '#{generator_name}' generator" + @found[generator_name] ||= cache.find { |spec| spec.name == generator_name } + unless @found[generator_name] + chars = generator_name.scan(/./).map{|c|"#{c}.*?"} + rx = /^#{chars}$/ + gns = cache.select{|spec| spec.name =~ rx } + @found[generator_name] ||= gns.first if gns.length == 1 + raise GeneratorError, "Pattern '#{generator_name}' matches more than one generator: #{gns.map{|sp|sp.name}.join(', ')}" if gns.length > 1 + end + @found[generator_name] or raise GeneratorError, "Couldn't find '#{generator_name}' generator" end # Convenience method to lookup and instantiate a generator. |