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Contents
# frozen_string_literal: true
module Wayfarer
module Routing
module Matchers
Query = Struct.new(:fields) do
def match(url)
query = url.query
# CGI::parse throws a NoMethodError if the query is an empty string
return false if query.nil? || query.empty?
CGI.parse(query).none? { |field, vals| violates?(field, vals) }
end
def params(url)
return {} unless match(url)
CGI.parse(url.query)
.select { |(k, _)| fields.keys.include?(k.to_sym) }
.transform_values(&:last)
end
private
# rubocop:disable Lint/AssignmentInCondition
def violates?(field, vals)
return false unless constraint = fields[field.to_sym]
violates_constraint?(constraint, vals)
end
# rubocop:enable Lint/AssignmentInCondition
def violates_constraint?(constraint, vals)
case constraint
when String then violates_string?(constraint, vals)
when Integer then violates_integer?(constraint, vals)
when Regexp then violates_regexp?(constraint, vals)
when Range then violates_range?(constraint, vals)
end
end
def violates_string?(str, vals)
vals.none? { |val| str == val }
end
def violates_integer?(int, vals)
vals.none? { |val| int == Integer(val) }
rescue ArgumentError
true
end
def violates_regexp?(regexp, vals)
vals.none? { |val| regexp.match(val) }
end
def violates_range?(range, vals)
vals.none? { |val| range.include?(val.to_i) }
end
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems