Transformer Output AST

TransformedAST.js

// Transformed AST
{
  type: "Program",
  body: [
    {
      type: "ExpressionStatement",
      expression: {
        type: "CallExpression",
        name: {
          type: "Identifier",
          name: "concat"
        },
        params: [
          {
            type: "StringLiteral",
            value: "Number :"
          },
          {
            type: "CallExpression",
            name: {
              type: "Identifier",
              name: "add"
            },
            params: [
              {
                type: "NumberLiteral",
                value: "2"
              },
              {
                type: "NumberLiteral",
                value: "3"
              }
            ]
          }
        ]
      }
    }
  ]
};