Class: Puppet::Parser::AST::Resource
- Inherits:
-
Branch
- Object
- Puppet::Parser::AST
- Branch
- Puppet::Parser::AST::Resource
- Defined in:
- lib/puppet/parser/ast/resource.rb
Overview
Instruction for Resource instantiation. Instantiates resources of both native and user defined types.
Constant Summary
Constants inherited from Puppet::Parser::AST
Instance Attribute Summary collapse
-
#exported ⇒ Object
Returns the value of attribute exported.
-
#instances ⇒ Object
Returns the value of attribute instances.
-
#type ⇒ Object
Returns the value of attribute type.
-
#virtual ⇒ Object
Returns the value of attribute virtual.
Attributes inherited from Branch
Attributes inherited from Puppet::Parser::AST
#file, #line, #parent, #pos, #scope
Instance Method Summary collapse
-
#evaluate(scope) ⇒ Object
Evaluates resources by adding them to the compiler for lazy evaluation and returning the produced resource references.
-
#initialize(argshash) ⇒ Resource
constructor
A new instance of Resource.
Methods inherited from Branch
Methods inherited from Puppet::Parser::AST
Methods included from Util::Errors
#adderrorcontext, #devfail, #error_context, error_location, error_location_with_space, error_location_with_unknowns, #exceptwrap, #fail
Constructor Details
#initialize(argshash) ⇒ Resource
Returns a new instance of Resource.
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# File 'lib/puppet/parser/ast/resource.rb', line 9 def initialize(argshash) Puppet.warn_once('deprecations', 'AST::Resource', _('Use of Puppet::Parser::AST::Resource is deprecated and not fully functional')) super(argshash) end |
Instance Attribute Details
#exported ⇒ Object
Returns the value of attribute exported.
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# File 'lib/puppet/parser/ast/resource.rb', line 7 def exported @exported end |
#instances ⇒ Object
Returns the value of attribute instances.
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# File 'lib/puppet/parser/ast/resource.rb', line 7 def instances @instances end |
#type ⇒ Object
Returns the value of attribute type.
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# File 'lib/puppet/parser/ast/resource.rb', line 7 def type @type end |
#virtual ⇒ Object
Returns the value of attribute virtual.
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# File 'lib/puppet/parser/ast/resource.rb', line 7 def virtual @virtual end |
Instance Method Details
#evaluate(scope) ⇒ Object
Evaluates resources by adding them to the compiler for lazy evaluation and returning the produced resource references.
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# File 'lib/puppet/parser/ast/resource.rb', line 17 def evaluate(scope) # We want virtual to be true if exported is true. We can't # just set :virtual => self.virtual in the initialization, # because sometimes the :virtual attribute is set *after* # :exported, in which case it clobbers :exported if :exported # is true. Argh, this was a very tough one to track down. virt = virtual || exported # First level of implicit iteration: build a resource for each # instance. This handles things like: # file { '/foo': owner => blah; '/bar': owner => blah } @instances.map do |instance| # Evaluate all of the specified params. paramobjects = instance.parameters.map { |param| param.safeevaluate(scope) } resource_titles = instance.title.safeevaluate(scope) # it's easier to always use an array, even for only one name resource_titles = [resource_titles] unless resource_titles.is_a?(Array) fully_qualified_type, resource_titles = scope.resolve_type_and_titles(type, resource_titles) # Second level of implicit iteration; build a resource for each # title. This handles things like: # file { ['/foo', '/bar']: owner => blah } resource_titles.flatten.map do |resource_title| exceptwrap :type => Puppet::ParseError do resource = Puppet::Parser::Resource.new( fully_qualified_type, resource_title, :parameters => paramobjects, :file => file, :line => line, :exported => exported, :virtual => virt, :source => scope.source, :scope => scope, :strict => true ) if resource.resource_type.is_a? Puppet::Resource::Type resource.resource_type.instantiate_resource(scope, resource) end scope.compiler.add_resource(scope, resource) scope.compiler.evaluate_classes([resource_title], scope, false) if fully_qualified_type == 'class' resource end end end.flatten.compact end |