Sha256: ca67bef865408ee929f47ad4d4013f2428de39bbdec6c21973a73241858d939e
Contents?: true
Size: 1.54 KB
Versions: 36
Compression:
Stored size: 1.54 KB
Contents
module Picky
module Query
# Describes the Combination of:
# * a token
# * a category
# * the weight of the token in the category (cached from earlier)
#
# An Allocation consists of an ordered number of Combinations.
#
class Combination
attr_reader :token,
:category,
:weight
def initialize token, category, weight
@token = token
@category = category
@weight = weight
end
# Returns the category's name.
# Used in boosting.
#
def category_name
@category_name ||= category.name
end
#
#
def bundle
category.bundle_for token
end
# Returns the weight of this combination.
#
def weight
@weight
end
# Returns an array of ids for the given text.
#
# Note: Caching is most of the time useful.
#
def ids
@ids ||= category.ids(token)
end
# The identifier for this combination.
#
def identifier
@identifier ||= "#{bundle.identifier}:inverted:#{token.text}"
end
# Combines the category names with the original names.
# [
# [:title, 'Flarbl', :flarbl],
# [:category, 'Gnorf', :gnorf]
# ]
#
def to_result
[category_name, *token.to_result]
end
# Example:
# "exact title:Peter*:peter"
#
def to_s
"(#{category.bundle_for(token).identifier},#{to_result.join(':')})"
end
end
end
end
Version data entries
36 entries across 36 versions & 1 rubygems