Class: Norikra::Query::ASTPatternNode

Inherits:
ASTNode
  • Object
show all
Defined in:
lib/norikra/query/ast.rb

Instance Attribute Summary

Attributes inherited from ASTNode

#children, #name, #tree

Instance Method Summary collapse

Methods inherited from ASTNode

#chain, #child, #find, #has_a?, #initialize, #listup, #to_a

Constructor Details

This class inherits a constructor from Norikra::Query::ASTNode

Instance Method Details

#alias ⇒ Object 



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# File 'lib/norikra/query/ast.rb', line 1513

def alias
  @children[0].name
end

#fields(default_target = nil, known_targets_aliases = []) ⇒ Object 



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# File 'lib/norikra/query/ast.rb', line 1517

def fields(default_target=nil, known_targets_aliases=[])
  this_target = self.target
  self.listup(:prop).map{|p| p.fields(this_target, known_targets_aliases) }.reduce(&:+) || []
end

#nodetype?(*sym) ⇒ Boolean

[“patternFilterExpression”, “b”, “=”, [“classIdentifier”, [“escapableStr”, “EventA”]],

"(",
["expressionList", ["expression", EXPRESSION...], ",", ["expression", EXPRESSION...]],
")"]

Returns:

  • (Boolean) 


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# File 'lib/norikra/query/ast.rb', line 1505

def nodetype?(*sym)
  sym.include?(:pattern)
end

#target ⇒ Object 



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# File 'lib/norikra/query/ast.rb', line 1509

def target
  self.find('classIdentifier').find('escapableStr').child.name
end