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require 'puppet'
require 'puppet/parser/ast/branch'
require 'puppet/parser/collector'
# An object that collects stored objects from the central cache and returns
# them to the current host, yo.
class Puppet::Parser::AST
class Collection < AST::Branch
attr_accessor :type, :query, :form
attr_reader :override
associates_doc
# We return an object that does a late-binding evaluation.
def evaluate(scope)
str, code = query && query.safeevaluate(scope)
resource_type = scope.find_resource_type(@type)
fail "Resource type #{@type} doesn't exist" unless resource_type
newcoll = Puppet::Parser::Collector.new(scope, resource_type.name, str, code, self.form)
scope.compiler.add_collection(newcoll)
# overrides if any
# Evaluate all of the specified params.
if @override
params = @override.collect { |param| param.safeevaluate(scope) }
newcoll.add_override(
:parameters => params,
:file => @file,
:line => @line,
:source => scope.source,
:scope => scope
)
end
newcoll
end
# Handle our parameter ourselves
def override=(override)
@override = if override.is_a?(AST::ASTArray)
override
else
AST::ASTArray.new(:line => override.line,:file => override.file,:children => [override])
end
end
end
end
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