How to use initialize method of NoCriteriaProvided Package

Best Inspec_ruby code snippet using NoCriteriaProvided.initialize

filter.rb

Source:filter.rb Github

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2module FilterTable3 # This is used as a sentinel value in custom property filtering4 module NoCriteriaProvided; end5 class ExceptionCatcher6 def initialize(original_resource, original_exception)7 @original_resource = original_resource8 @original_exception = original_exception9 end10 # This method is called via the runner and signals RSpec to output a block11 # showing why the resource was skipped. This prevents the resource from12 # being added to the test collection and being evaluated.13 def resource_skipped?14 @original_exception.is_a?(Inspec::Exceptions::ResourceSkipped)15 end16 # This method is called via the runner and signals RSpec to output a block17 # showing why the resource failed. This prevents the resource from18 # being added to the test collection and being evaluated.19 def resource_failed?20 @original_exception.is_a?(Inspec::Exceptions::ResourceFailed)21 end22 def resource_exception_message23 @original_exception.message24 end25 # Capture message chains and return `ExceptionCatcher` objects26 def method_missing(*)27 self28 end29 # RSpec will check the object returned to see if it responds to a method30 # before calling it. We need to fake it out and tell it that it does. This31 # allows it to skip past that check and fall through to #method_missing32 def respond_to?(_method)33 true34 end35 def to_s36 @original_resource.to_s37 end38 alias inspect to_s39 end40 class Trace41 def initialize42 @chain = []43 end44 %w{== != >= > < <= =~ !~}.each do |m|45 define_method m.to_sym do |*args|46 res = Trace.new47 @chain.push([[m.to_sym] + args, res])48 res49 end50 end51 def method_missing(*args)52 res = Trace.new53 @chain.push([args, res])54 res55 end56 def self.to_ruby(trace)57 chain = trace.instance_variable_get(:@chain)58 return "" if chain.empty?59 " " + chain.map do |el|60 m = el[0][0]61 args = el[0].drop(1)62 nxt = to_ruby(el[1])63 next m.to_s + nxt if args.empty?64 next m.to_s + " " + args[0].inspect + nxt if args.length == 165 m.to_s + "(" + args.map(&:inspect).join(", ") + ")" + nxt66 end.join(" ")67 end68 end69 class Table70 attr_reader :raw_data, :resource_instance, :criteria_string71 def initialize(resource_instance, raw_data, criteria_string)72 @resource_instance = resource_instance73 @raw_data = raw_data74 @raw_data = [] if @raw_data.nil?75 @criteria_string = criteria_string76 @populated_lazy_columns = {}77 end78 # Filter the raw data based on criteria (as method params) or by evaling a79 # block; then construct a new Table of the same class as ourselves,80 # wrapping the filtered data, and return it.81 def where(conditions = {}, &block)82 return self unless conditions.is_a?(Hash)83 return self if conditions.empty? && !block_given?84 # Initialize the details of the new Table.85 new_criteria_string = criteria_string86 filtered_raw_data = raw_data87 # If we were provided params, interpret them as criteria to be evaluated88 # against the raw data. Criteria are assumed to be hash keys.89 conditions.each do |raw_field_name, desired_value|90 raise(ArgumentError, "'#{decorate_symbols(raw_field_name)}' is not a recognized criterion - expected one of #{decorate_symbols(list_fields).join(", ")}'") unless field?(raw_field_name)91 populate_lazy_field(raw_field_name, desired_value) if is_field_lazy?(raw_field_name)92 new_criteria_string += " #{raw_field_name} == #{desired_value.inspect}"93 filtered_raw_data = filter_raw_data(filtered_raw_data, raw_field_name, desired_value)94 end95 # If we were given a block, make a special Struct for each row, that has an accessor96 # for each field declared using `register_custom_property`, then instance-eval the block97 # against the struct.98 if block_given?99 # Perform the filtering.100 filtered_raw_data = filtered_raw_data.find_all { |row_as_hash| create_eval_context_for_row(row_as_hash, "").instance_eval(&block) }101 # Try to interpret the block for updating the stringification.102 src = Trace.new103 # Swallow any exceptions raised here.104 # See https://github.com/chef/inspec/issues/2929105 begin106 src.instance_eval(&block)107 rescue # rubocop: disable Lint/HandleExceptions108 # Yes, robocop, ignoring all exceptions is normally109 # a bad idea. Here, an exception just means we don't110 # understand what was in a `where` block, so we can't111 # meaningfully sytringify it. We still have a decent112 # default stringification.113 end114 new_criteria_string += Trace.to_ruby(src)115 end116 self.class.new(resource, filtered_raw_data, new_criteria_string)117 end118 def create_eval_context_for_row(*_)119 raise "#{self.class} must not be used on its own. It must be inherited "\120 "and the #create_eval_context_for_row method must be implemented. This is an internal "\121 "error and should not happen."122 end123 def resource124 resource_instance125 end126 def params127 # TODO: consider deprecating128 raw_data129 end130 def entries131 row_criteria_string = resource.to_s + criteria_string + " one entry"132 raw_data.map do |row|133 create_eval_context_for_row(row, row_criteria_string)134 end135 end136 def get_column_values(field)137 raw_data.map do |row|138 row[field]139 end140 end141 def list_fields142 @__fields_in_raw_data ||= raw_data.reduce([]) do |fields, row|143 fields.concat(row.keys).uniq144 end145 end146 def field?(proposed_field)147 # Currently we only know about a field if it is present in a at least one row of the raw data.148 # If we have no rows in the raw data, assume all fields are acceptable (and rely on failing to match on value, nil)149 return true if raw_data.empty?150 # Most resources have Symbol keys in their raw data. Some have Strings (looking at you, `shadow`).151 is_field = false152 is_field ||= list_fields.include?(proposed_field.to_s)153 is_field ||= list_fields.include?(proposed_field.to_sym)154 is_field ||= is_field_lazy?(proposed_field.to_s)155 is_field ||= is_field_lazy?(proposed_field.to_sym)156 is_field157 end158 def to_s159 resource.to_s + criteria_string160 end161 alias inspect to_s162 def populate_lazy_field(field_name, criterion)163 return unless is_field_lazy?(field_name)164 return if field_populated?(field_name)165 raw_data.each do |row|166 next if row.key?(field_name) # skip row if pre-existing data is present167 callback_for_lazy_field(field_name).call(row, criterion, self)168 end169 mark_lazy_field_populated(field_name)170 end171 def is_field_lazy?(sought_field_name)172 custom_properties_schema.values.any? do |property_struct|173 sought_field_name == property_struct.field_name && \174 property_struct.opts[:lazy]175 end176 end177 def callback_for_lazy_field(field_name)178 return unless is_field_lazy?(field_name)179 custom_properties_schema.values.find do |property_struct|180 property_struct.field_name == field_name181 end.opts[:lazy]182 end183 def field_populated?(field_name)184 @populated_lazy_columns[field_name]185 end186 def mark_lazy_field_populated(field_name)187 @populated_lazy_columns[field_name] = true188 end189 private190 def matches_float(x, y)191 return false if x.nil?192 return false if !x.is_a?(Float) && (x =~ /\A[-+]?(\d+\.?\d*|\.\d+)\z/).nil?193 x.to_f == y194 end195 def matches_int(x, y)196 return false if x.nil?197 return false if !x.is_a?(Integer) && (x =~ /\A[-+]?\d+\z/).nil?198 x.to_i == y199 end200 def matches_regex(x, y)201 return x == y if x.is_a?(Regexp)202 !x.to_s.match(y).nil?203 end204 def matches(x, y)205 x === y # rubocop:disable Style/CaseEquality206 end207 def filter_raw_data(current_raw_data, field, desired_value)208 return [] if current_raw_data.empty?209 method_ref = case desired_value210 when Float then :matches_float211 when Integer then :matches_int212 when Regexp then :matches_regex213 else :matches214 end215 assume_symbolic_keyed_data = current_raw_data.first.keys.first.is_a? Symbol216 field = assume_symbolic_keyed_data ? field.to_sym : field.to_s217 current_raw_data.find_all do |row|218 next unless row.key?(field)219 send(method_ref, row[field], desired_value)220 end221 end222 def decorate_symbols(thing)223 return thing.map { |t| decorate_symbols(t) } if thing.is_a?(Array)224 return ":" + thing.to_s if thing.is_a? Symbol225 return thing + " (String)" if thing.is_a? String226 thing227 end228 end229 class Factory230 CustomPropertyType = Struct.new(:field_name, :block, :opts)231 def initialize232 @filter_methods = %i{where entries raw_data}233 @custom_properties = {}234 register_custom_matcher(:exist?) { |table| !table.raw_data.empty? }235 register_custom_property(:count) { |table| table.raw_data.count }236 @resource = nil # TODO: this variable is never initialized237 end238 def install_filter_methods_on_resource(resource_class, raw_data_fetcher_method_name) # rubocop: disable Metrics/AbcSize, Metrics/MethodLength239 # A context in which you can access the fields as accessors240 non_block_struct_fields = @custom_properties.values.reject(&:block).map(&:field_name)241 unless non_block_struct_fields.empty?242 row_eval_context_type = Struct.new(*non_block_struct_fields.map(&:to_sym)) do243 attr_accessor :criteria_string244 attr_accessor :filter_table245 def to_s246 @criteria_string || super247 end248 end249 end250 properties_to_define = @custom_properties.map do |method_name, custom_property_structure|251 { method_name: method_name, method_body: create_custom_property_body(custom_property_structure) }252 end253 # Define the filter table subclass254 custom_properties = @custom_properties # We need a local var, not an instance var, for a closure below255 table_class = Class.new(Table) do256 # Install each custom property onto the FilterTable subclass257 properties_to_define.each do |property_info|258 define_method property_info[:method_name], &property_info[:method_body]259 end260 define_method :custom_properties_schema do261 custom_properties262 end263 # Install a method that can wrap all the fields into a context with accessors264 define_method :create_eval_context_for_row do |row_as_hash, criteria_string = ""|265 return row_eval_context_type.new if row_as_hash.nil?266 context = row_eval_context_type.new(*non_block_struct_fields.map { |field| row_as_hash[field] })267 context.criteria_string = criteria_string268 context.filter_table = self269 context270 end271 end272 # Now that the table class is defined and the row eval context struct is defined,273 # extend the row eval context struct to support triggering population of lazy fields274 # in where blocks. To do that, we'll need a reference to the table (which275 # knows which fields are populated, and how to populate them) and we'll need to276 # override the getter method for each lazy field, so it will trigger277 # population if needed. Keep in mind we don't have to adjust the constructor278 # args of the row struct; also the Struct class will already have provided279 # a setter for each field.280 @custom_properties.values.each do |property_info|281 next unless property_info.opts[:lazy]282 field_name = property_info.field_name.to_sym283 row_eval_context_type.send(:define_method, field_name) do284 unless filter_table.field_populated?(field_name)285 filter_table.populate_lazy_field(field_name, NoCriteriaProvided) # No access to criteria here286 # OK, the underlying raw data has the value in the first row287 # (because we would trigger population only on the first row)288 # We could just return the value, but we need to set it on this Struct in case it is referenced multiple times289 # in the where block.290 self[field_name] = filter_table.raw_data[0][field_name]291 end292 # Now return the value using the Struct getter, whether newly populated or not293 self[field_name]294 end295 end296 # Define all access methods with the parent resource297 # These methods will be configured to return an `ExceptionCatcher` object298 # that will always return the original exception, but only when called299 # upon. This will allow method chains in `describe` statements to pass the300 # `instance_eval` when loaded and only throw-and-catch the exception when301 # the tests are run.302 methods_to_install_on_resource_class = @filter_methods + @custom_properties.keys303 methods_to_install_on_resource_class.each do |method_name|304 resource_class.send(:define_method, method_name) do |*args, &block|305 begin306 # self here is the resource instance307 filter_table_instance = table_class.new(self, send(raw_data_fetcher_method_name), " with")308 filter_table_instance.send(method_name, *args, &block)309 rescue Inspec::Exceptions::ResourceFailed, Inspec::Exceptions::ResourceSkipped => e310 FilterTable::ExceptionCatcher.new(resource_class, e)311 end312 end313 end314 end315 alias connect install_filter_methods_on_resource316 # TODO: This should almost certainly be privatized. Every FilterTable client should get :entries and :where;317 # InSpec core resources do not define anything else, other than azure_generic_resource, which is likely a mis-use.318 def register_filter_method(method_name)319 if method_name.nil?320 # TODO: @resource is never initialized321 throw RuntimeError, "Called filter.add_accessor for resource #{@resource} with method name nil!"322 end323 if @filter_methods.include? method_name.to_sym324 # TODO: issue deprecation warning?325 else326 @filter_methods.push(method_name.to_sym)327 end328 self329 end330 alias add_accessor register_filter_method331 def register_custom_property(property_name, opts = {}, &property_implementation)332 if property_name.nil?333 # TODO: @resource is never initialized334 throw RuntimeError, "Called filter.add for resource #{@resource} with method name nil!"335 end336 if @custom_properties.key?(property_name.to_sym)337 # TODO: issue deprecation warning?338 else339 @custom_properties[property_name.to_sym] =340 CustomPropertyType.new(opts[:field] || property_name, property_implementation, opts)341 end342 self343 end344 alias add register_custom_property345 alias register_column register_custom_property346 alias register_custom_matcher register_custom_property347 private...

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initialize

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1 def initialize(msg="No criteria provided")2 def initialize(msg="No criteria provided")3 def initialize(msg="No criteria provided")4 def initialize(msg="No criteria provided")5 def initialize(msg="No criteria provided")6 def initialize(msg="No criteria provided")7 def initialize(msg="No criteria provided")8 def initialize(msg="No criteria provided")9 def initialize(msg="No criteria provided")10 def initialize(msg="No criteria provided")11 def initialize(msg="No criteria provided")

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initialize

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1 def initialize(msg="No criteria provided")2 def initialize(msg="No criteria provided")3 def initialize(msg="No criteria provided")4 def initialize(msg="No criteria provided")5 def initialize(msg="No criteria provided")6 def initialize(msg="No criteria provided")

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initialize

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1 def initialize(msg="No criteria provided!")2 def initialize(criteria)3 search = Search.new("")4 def initialize(msg="No criteria provided!")5 def initialize(criteria)6 search = Search.new("")7 def initialize(msg="No criteria provided!")8 def initialize(criteria)9 search = Search.new("")10 def initialize(msg="No criteria provided!")11 def initialize(criteria)12 search = Search.new("")13 def initialize(msg="No criteria provided!")14 def initialize(criteria)15 search = Search.new("")16 def initialize(msg="No criteria provided!")17 def initialize(criteria)

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initialize

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1 def initialize(msg="No criteria provided")2 def initialize(criteria)3Search.new(nil)4 def initialize(msg="No criteria provided")5 def initialize(criteria)6 Search.new(nil)7 def initialize(msg="No criteria provided")8 def initialize(criteria)9 Search.new(nil)10 def initialize(msg="No criteria provided")11 def initialize(criteria)12 Search.new(nil)

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initialize

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1 def initialize(criteria)2 Search.new(nil)3 def initialize(msg="No Criteria Provided")4 def initialize(criteria)5 Search.new(nil)6 def initialize(msg="No Criteria Provided")7 def initialize(criteria)8 Search.new(nil)9 def initialize(msg="No Criteria Provided")

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initialize

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1 def initialize(msg="No criteria provided!")2 def initialize(criteria)3 search = Search.new("")4 def initialize(msg="No criteria provided!")5 def initialize(criteria)6 search = Search.new("")7 def initialize(msg="No criteria provided!")8 def initialize(criteria)9 search = Search.new("")10 def initialize(msg="No criteria provided!")11 def initialize(criteria)12 search = Search.new("")13 def initialize(msg="No criteria provided!")14 def initialize(criteria)15 search = Search.new("")16 def initialize(msg="No criteria provided!")17 def initialize(criteria)

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initialize

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1 def initialize(criteria)2 Search.new(nil)3 def initialize(msg="No Criteria Provided")4 def initialize(criteria)5 Search.new(nil)6 def initialize(msg="No Criteria Provided")7 def initialize(criteria)8 Search.new(nil)9 def initialize(msg="No Criteria Provided")

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