Class: FieldDeclarationNode
Constant Summary
Constants inherited from ASTNode
ASTNode::DEFAULT_GRAPH_PROPERTIES, ASTNode::METRIC_PROC_FUNCTIONS
Instance Attribute Summary
Attributes inherited from ASTNode
#children, #graph_properties, #parent, #properties, #root_node
Instance Method Summary collapse
Methods inherited from ASTNode
#add_child, #children_of_class, #config=, #default_colors, #initialize, #process_variables, #properties_to_url, #root?, #targets, #to_gdash, #url
Constructor Details
This class inherits a constructor from ASTNode
Instance Method Details
#compile ⇒ Object
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# File 'lib/ast_node.rb', line 208 def compile aux = children.first.apply_function(metric.gsub("-","_")) children[1..-1].each do |i| aux = i.apply_function(aux) end if children[1..-1] if self.root_node.properties[:logarithmic] # NOT IMPLEMENTED the logarithmic means that a logarithmic scale is to be used not that a log function has to be implemented aux = "log(#{aux},10)" end if self.properties[:stacked] aux = "stacked(#{aux})" end if self.properties[:yMax] && !self.properties[:proccessed] self.properties[:proccessed] = true return self.compile end if self.properties[:is_negative] aux = "scale(#{aux},-1)" self.properties[:alias] = "" # legend is discarded in this case (munin does so) end if self.properties[:alias] aux = "alias(#{aux},'#{self.properties[:alias]}')" end METRIC_PROC_FUNCTIONS.each do |proc| aux = proc.call(self,aux) end if self.properties[:hide] return nil else return aux end end |
#index ⇒ Object
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# File 'lib/ast_node.rb', line 246 def index return parent.children_of_class(FieldDeclarationNode).index(self) end |
#metric ⇒ Object
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# File 'lib/ast_node.rb', line 197 def metric [ root_node.properties['graphite_user'], root_node.properties['graphite_prefix'], root_node.properties['hostname'].split('.').first, root_node.properties['category'], root_node.properties['metric'], children.first.metric ].reject{|i| i == "" }.compact.join(".") end |