Class: Rack::Mount::Analysis::Frequency
- Inherits:
-
Object
- Object
- Rack::Mount::Analysis::Frequency
show all
- Extended by:
- Mixover
- Defined in:
- lib/rack/mount/analysis/frequency.rb
Overview
Instance Method Summary
collapse
Methods included from Mixover
include, new, new_with_module, new_without_module
Constructor Details
#initialize(*keys) ⇒ Frequency
Returns a new instance of Frequency.
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# File 'lib/rack/mount/analysis/frequency.rb', line 8
def initialize(*keys)
clear
keys.each { |key| self << key }
end
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Instance Method Details
#<<(key) ⇒ Object
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# File 'lib/rack/mount/analysis/frequency.rb', line 19
def <<(key)
raise ArgumentError unless key.is_a?(Hash)
@raw_keys << key
nil
end
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#clear ⇒ Object
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# File 'lib/rack/mount/analysis/frequency.rb', line 13
def clear
@raw_keys = []
@key_frequency = Analysis::Histogram.new
self
end
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#expire! ⇒ Object
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# File 'lib/rack/mount/analysis/frequency.rb', line 57
def expire!
@possible_keys = @report = nil
end
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#possible_keys ⇒ Object
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# File 'lib/rack/mount/analysis/frequency.rb', line 25
def possible_keys
@possible_keys ||= begin
@raw_keys.map do |key|
key.inject({}) { |requirements, (method, requirement)|
process_key(requirements, method, requirement)
requirements
}
end
end
end
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#process_key(requirements, method, requirement) ⇒ Object
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# File 'lib/rack/mount/analysis/frequency.rb', line 36
def process_key(requirements, method, requirement)
if requirement.is_a?(Regexp)
expression = Utils.parse_regexp(requirement)
expression = expression.reject { |e| e.is_a?(Reginald::Anchor) }
if expression.is_a?(Reginald::Expression) && expression.literal?
return requirements[method] = expression.to_s
end
end
requirements[method] = requirement
end
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#report ⇒ Object
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# File 'lib/rack/mount/analysis/frequency.rb', line 49
def report
@report ||= begin
possible_keys.each { |keys| keys.each_pair { |key, _| @key_frequency << key } }
return [] if @key_frequency.count <= 1
@key_frequency.keys_in_upper_quartile
end
end
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