vendor/github.com/hashicorp/hcl2/hcl/hclsyntax/node.go

   1 package hclsyntax
   2
   3 import (
   4         "github.com/hashicorp/hcl2/hcl"
   5 )
   6
   7 // Node is the abstract type that every AST node implements.
   8 //
   9 // This is a closed interface, so it cannot be implemented from outside of
  10 // this package.
  11 type Node interface {
  12         // This is the mechanism by which the public-facing walk functions
  13         // are implemented. Implementations should call the given function
  14         // for each child node and then replace that node with its return value.
  15         // The return value might just be the same node, for non-transforming
  16         // walks.
  17         walkChildNodes(w internalWalkFunc)
  18
  19         Range() hcl.Range
  20 }
  21
  22 type internalWalkFunc func(Node)