How to use the @typescript-eslint/typescript-estree.AST_NODE_TYPES.VariableDeclaration function in @typescript-eslint/typescript-estree

// export interface Bang {}
    // export type Foo = string | number;
    if (
      i.type === AST_NODE_TYPES.ExportNamedDeclaration &&
      (i.declaration.type === AST_NODE_TYPES.TSTypeAliasDeclaration ||
        i.declaration.type === AST_NODE_TYPES.FunctionDeclaration ||
        i.declaration.type === AST_NODE_TYPES.TSInterfaceDeclaration)
    ) {
      return allowed.includes(i.declaration.id.name);
    }

    // export const manager = {};
    // export const {f,g: h} = {f: 4, g:5};
    if (
      i.type === AST_NODE_TYPES.ExportNamedDeclaration &&
      i.declaration.type === AST_NODE_TYPES.VariableDeclaration
    ) {
      // MUTATION!
      // eslint-disable-next-line no-param-reassign
      i.declaration.declarations = i.declaration.declarations.filter((d: any) => {
        if (d.id.type === AST_NODE_TYPES.ObjectPattern) {
          // MUTATION!
          // eslint-disable-next-line no-param-reassign
          d.id.properties = d.id.properties.filter(
            (p: any) =>
              p.type === AST_NODE_TYPES.Property &&
              p.value.type === AST_NODE_TYPES.Identifier &&
              allowed.includes(p.value.name)
          );
          return !!d.id.properties.length;
        }
        if (d.id.type === AST_NODE_TYPES.Identifier) {

str += this.codeFromThrowStatement(ast);
        break;
  
      case AST_NODE_TYPES.TryStatement:
        str += this.codeFromTryStatement(ast);
        break;
  
      case AST_NODE_TYPES.UnaryExpression:
        str += this.codeFromUnaryExpression(ast);
        break;
  
      case AST_NODE_TYPES.UpdateExpression:
        str += this.codeFromUpdateExpression(ast);
        break;
  
      case AST_NODE_TYPES.VariableDeclaration:
        str += this.codeFromVariableDeclaration(ast);
        break;
  
      case AST_NODE_TYPES.VariableDeclarator:
        str += this.codeFromVariableDeclarator(ast);
        break;
  
      case AST_NODE_TYPES.WhileStatement:
        str += this.codeFromWhileStatement(ast);
        break;
  
      case AST_NODE_TYPES.WithStatement:
        str += this.codeFromWithStatement(ast);
        break;
  
      case AST_NODE_TYPES.YieldExpression: