Class: RPath::Adjacent

Inherits:

VertexArrayExpression

• Object
• Expression
• VertexArrayExpression
• RPath::Adjacent

Defined in:

lib/rpath/expressions.rb

Overview

Given a prior expression producing vertex V, evaluates to an array containing V’s adjacent vertices.

Instance Method Summary

• #initialize(prior) ⇒ Adjacent constructor

  A new instance of Adjacent.

• #to_s ⇒ String

Methods inherited from VertexArrayExpression

#[], #method_missing, #named, #where

Methods inherited from Expression

#eval

Constructor Details

#initialize(prior) ⇒ Adjacent

Returns a new instance of Adjacent.

Parameters:

• prior (Expression) —

  An expression that evaluates to a vertex

# File 'lib/rpath/expressions.rb', line 163

def initialize(prior)
  super()
  @prior = prior
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class RPath::VertexArrayExpression

Instance Method Details

#to_s ⇒ String

Returns:

• (String)

# File 'lib/rpath/expressions.rb', line 169

def to_s
  "#{@prior}."
end