@dpkit/core/general/descriptor/save.ts

Fast TypeScript data management framework built on top of the Data Package standard and Polars DataFrames

import { node } from "../node.ts"
import type { Descriptor } from "./Descriptor.ts"
import { stringifyDescriptor } from "./process/stringify.ts"

/**
 * Save a descriptor (JSON Object) to a file path
 * Works in Node.js environments
 */
export async function saveDescriptor(
  descriptor: Descriptor,
  options: {
    path: string
  },
) {
  if (!node) {
    throw new Error("File system is not supported in this environment")
  }

  const text = stringifyDescriptor(descriptor)

  await node.fs.mkdir(node.path.dirname(options.path), { recursive: true })
  await node.fs.writeFile(options.path, text, { encoding: "utf8", flag: "wx" })
}