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require 'active_support/core_ext/string'
module Carmen
module Querying
# Find a region by code.
#
# code - The String code to search for
#
# Returns a region with the supplied code, or nil if none is found.
def coded(code)
return nil if code.nil?
attribute = attribute_to_search_for_code(code)
if attribute.nil?
fail "could not find an attribute to search for code '#{code}'"
end
code = code.downcase # Codes are all ASCII
query_collection.find do |region|
region.send(attribute).downcase == code
end
end
# Find a region by name.
#
# name - The String name to search for.
# options - The Hash options used to modify the search (default:{}):
# :fuzzy - Whether to use fuzzy matching when finding a
# matching name (optional, default: false)
# :case - Whether or not the match is case-sensitive
# (optional, default: false)
#
# Returns a region with the supplied name, or nil if none if found.
def named(name, options={})
case_fold = !options[:case] && name.respond_to?(:each_codepoint)
# These only need to be built once
name = case_fold ? name.mb_chars.downcase.normalize : name
# For now, "fuzzy" just means substring, optionally case-insensitive (the second argument looks for nil, not falseness)
regexp = options[:fuzzy] ? Regexp.new(name, options[:case] ? nil : true) : nil
query_collection.find do |region|
found_literal = name === (case_fold && region.name ? region.name.mb_chars.downcase.normalize : region.name)
found_literal || options[:fuzzy] && regexp === region.name
end
end
end
end
Version data entries
6 entries across 6 versions & 3 rubygems