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class Beaneater
# Represents a stats hash with proper underscored keys
class StatStruct < FasterOpenStruct
# Convert a stats hash into a struct.
#
# @param [Hash{String => String}] hash Hash Stats hash to convert to struct
# @return [Beaneater::StatStruct, nil] Stats struct from hash
# @example
# s = StatStruct.from_hash(:foo => "bar")
# s.foo # => 'bar'
#
def self.from_hash(hash)
return unless hash.is_a?(Hash)
underscore_hash = hash.inject({}) { |r, (k, v)| r[k.to_s.gsub(/-/, '_')] = v; r }
self.new(underscore_hash)
end
# Access value for stat with specified key.
#
# @param [String] key Key to fetch from stats.
# @return [String, Integer] Value for specified stat key.
# @example
# @stats['foo'] # => "bar"
#
def [](key)
self.send(key.to_s)
end
# Returns set of keys within this struct
#
# @return [Array<String>] Value for specified stat key.
# @example
# @stats.keys # => ['foo', 'bar', 'baz']
#
def keys
@hash.keys.map { |k| k.to_s }
end
# Returns the initialization hash
#
def to_h
@hash
end
end # StatStruct
end # Beaneater
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