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Fix a problem where nil was appearing in the list

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Yehuda Katz
2010-02-19 10:10:45 -08:00
parent 7d7f9ccfdf
commit 2f98032fc9
1 changed files with 6 additions and 4 deletions
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10
activesupport/lib/active_support/dependencies.rb
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@@ -76,17 +76,19 @@ module ActiveSupport #:nodoc:
locked :concat, :each, :delete_if, :<<
def new_constants_for(frames)
frames.map do |mod_name, prior_constants|
constants = []
frames.each do |mod_name, prior_constants|
mod = Inflector.constantize(mod_name) if Dependencies.qualified_const_defined?(mod_name)
next unless mod.is_a?(Module)
new_constants = mod.local_constant_names - prior_constants
get(mod_name).concat(new_constants)
new_constants.map do |suffix|
([mod_name, suffix] - ["Object"]).join("::")
new_constants.each do |suffix|
constants << ([mod_name, suffix] - ["Object"]).join("::")
end
end.flatten
end
constants
end
# Add a set of modules to the watch stack, remembering the initial constants