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Versions: 11
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Contents
module Martyr
module Schema
class FactDefinitionCollection < HashWithIndifferentAccess
include Martyr::Registrable
attr_reader :cube
def initialize(cube)
@cube = cube
end
def main_fact
fetch(:main, nil) || build_main_fact
end
def build_main_fact
register MainFactDefinition.new(cube)
end
def sub_fact(name, &block)
raise Schema::Error.new('`main` is a reserved query name') if name.to_s == 'main'
register SubFactDefinition.new(cube, name, &block)
end
alias_method :sub_query, :sub_fact
# @param selected_sub_facts [Array<String>] array of sub-fact keys to include in the returned collection.
# @return [Runtime::FactScopeCollection]
def build_fact_scopes(selected_sub_facts = [])
selected_sub_facts_hash = Hash[selected_sub_facts.map{|x| [x.to_s, true]}]
missing_sub_facts = selected_sub_facts_hash.keys - self.keys
raise Schema::Error.new("Could not find #{'sub query'.pluralize(missing_sub_facts.length)} " +
missing_sub_facts.join(', ')) if missing_sub_facts.present?
scope_collection = Runtime::FactScopeCollection.new
values.each do |scope_definition|
next unless scope_definition.joins_by_default or selected_sub_facts_hash[scope_definition.name]
scope_collection.register scope_definition.build
end
scope_collection
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems