module Shrine::Plugins::Signature::ClassMethods
Public Instance Methods
calculate_signature(io, algorithm, format: :hex, rewind: true)
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Calculates ‘algorithm` hash of the contents of the IO object, and encodes it into `format`.
# File lib/shrine/plugins/signature.rb, line 24 def calculate_signature(io, algorithm, format: :hex, rewind: true) calculator = SignatureCalculator.new(algorithm.downcase, format: format) signature = instrument_signature(io, algorithm, format) { calculator.call(io) } io.rewind if rewind signature end
Also aliased as: signature
Private Instance Methods
instrument_signature(io, algorithm, format) { || ... }
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Sends a ‘signature.shrine` event for instrumentation plugin.
# File lib/shrine/plugins/signature.rb, line 37 def instrument_signature(io, algorithm, format, &block) return yield unless respond_to?(:instrument) instrument(:signature, io: io, algorithm: algorithm, format: format, &block) end