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Added lazy typing for generate, such that ./script/generate cn == ./script/generate controller and the likes #1051 [k@v2studio.com]

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git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1137 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
This commit is contained in:
David Heinemeier Hansson 2005-04-10 17:36:57 +00:00
parent a677da209b
commit 9a97cb25eb
2 changed files with 11 additions and 3 deletions
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2
railties/CHANGELOG
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@ -1,5 +1,7 @@
*SVN*
* Added lazy typing for generate, such that ./script/generate cn == ./script/generate controller and the likes #1051 [k@v2studio.com]
* Fixed that ownership is brought over in pg_dump during tests for PostgreSQL #1060 [pburleson@gmail.com]

12
railties/lib/rails_generator/lookup.rb
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@ -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.