Class: Middleman::Dependencies::DirectedAdjacencyGraph

Inherits:
RGL::DirectedAdjacencyGraph
  • Object
show all
Defined in:
middleman-core/lib/middleman-core/dependencies/graph.rb

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ DirectedAdjacencyGraph

Returns a new instance of DirectedAdjacencyGraph.


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# File 'middleman-core/lib/middleman-core/dependencies/graph.rb', line 12

def initialize(*args)
  super

  @vertices_by_key = {}
end

Instance Method Details

#add_edge(u, v) ⇒ Object 


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# File 'middleman-core/lib/middleman-core/dependencies/graph.rb', line 26

def add_edge(u, v)
  super(merged_vertex_or_new(u), merged_vertex_or_new(v))
end

#add_vertex(v) ⇒ Object 


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# File 'middleman-core/lib/middleman-core/dependencies/graph.rb', line 18

def add_vertex(v)
  mv = merged_vertex_or_new(v)

  @vertices_by_key[mv.key] = mv

  super(mv)
end

#find_vertex_by_key(key) ⇒ Object 


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# File 'middleman-core/lib/middleman-core/dependencies/graph.rb', line 40

def find_vertex_by_key(key)
  @vertices_by_key[key]
end

#remove_vertex(vertex) ⇒ Object 


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# File 'middleman-core/lib/middleman-core/dependencies/graph.rb', line 30

def remove_vertex(vertex)
  each_adjacent(vertex) do |v|
    remove_vertex(v) unless v == vertex
  end

  @vertices_by_key.delete(vertex.key)

  super(vertex)
end