whole_func_string: function isProcessExit(node) {
      return (
          node.type === "CallExpression" &&
          node.callee.type === "MemberExpression" &&
          node.callee.computed === false &&
          node.callee.object.type === "Identifier" &&
          node.callee.object.name === "process" &&
          node.callee.property.type === "Identifier" &&
          node.callee.property.name === "exit"
      )
  }
func_code_string: function isProcessExit(node) {
      return (
          node.type === "CallExpression" &&
          node.callee.type === "MemberExpression" &&
          node.callee.computed === false &&
          node.callee.object.type === "Identifier" &&
          node.callee.object.name === "process" &&
          node.callee.property.type === "Identifier" &&
          node.callee.property.name === "exit"
      )
  }
func_documentation_string: Checks whether a given node is `process.exit()` or not.
  
  @param {ASTNode} node - A node to check.
  @returns {boolean} `true` if the node is `process.exit()`.