module RSpec::Support::RecursiveConstMethods
Provides recursive constant lookup methods useful for constant stubbing.
Public Instance Methods
const_defined_on?(mod, const_name)
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# File lib/rspec/support/recursive_const_methods.rb, line 29 def const_defined_on?(mod, const_name) mod.const_defined?(const_name) end
constants_defined_on(mod)
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# File lib/rspec/support/recursive_const_methods.rb, line 39 def constants_defined_on(mod) mod.constants.select { |c| const_defined_on?(mod, c) } end
get_const_defined_on(mod, const_name)
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# File lib/rspec/support/recursive_const_methods.rb, line 33 def get_const_defined_on(mod, const_name) return mod.const_get(const_name) if const_defined_on?(mod, const_name) raise NameError, "uninitialized constant #{mod.name}::#{const_name}" end
normalize_const_name(const_name)
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# File lib/rspec/support/recursive_const_methods.rb, line 71 def normalize_const_name(const_name) const_name.sub(/\A::/, '') end
recursive_const_defined?(const_name) { |full_name, name| ... }
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# File lib/rspec/support/recursive_const_methods.rb, line 62 def recursive_const_defined?(const_name) parts = normalize_const_name(const_name).split('::') parts.inject([Object, '']) do |(mod, full_name), name| yield(full_name, name) if block_given? && !(Module === mod) return false unless const_defined_on?(mod, name) [get_const_defined_on(mod, name), [mod, name].join('::')] end end
recursive_const_get(const_name)
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# File lib/rspec/support/recursive_const_methods.rb, line 56 def recursive_const_get(const_name) normalize_const_name(const_name).split('::').inject(Object) do |mod, name| get_const_defined_on(mod, name) end end