Draft for @rbf/parcel-transformer-csv-to-json

.parcelrc

{
  "extends": "@parcel/config-default",
  "transformers": {
    "*.csv": [
      "@rbf/parcel-transformer-csv-to-json"
    ]
  }
}

index.js

// DOC: https://parceljs.org/plugin-system/authoring-plugins
// DOC: https://parceljs.org/plugin-system/transformer/

const {Transformer} = require("@parcel/plugin");
const csvtojson=require("csvtojson");

module.exports = new Transformer({
  async transform({asset}) {
    let csvStr = await asset.getCode();

    let jsObj = await csvtojson().fromString(csvStr);

    // As JSON, i.e. JSON.parse used in the final file.
    asset.type = 'json';
    asset.setCode(JSON.stringify(jsObj));

    // Directly as JS object. Faster on the client as no parsing is needed,
    // but object keys are not obfuscated by javascript-obfuscator.
    // asset.type = 'js';
    // asset.setCode(`module.exports = ${JSON.stringify(jsObj)}`);

    return [asset];
  }
});

package.json

{
  "name": "@rbf/parcel-transformer-csv-to-json",
  "version": "0.0.1",
  "description": "Transformer plugin for Parcel v2 to convert csv files to json.",
  "engines": {
    "parcel": "2.x"
  },
  "main": "src/index.js",
  "keywords": [
    "parcel",
    "parceljs",
    "parcel-transformer",
    "parcel-plugin",
    "csv-to-json",
    "csv",
    "json"
  ],
  "repository": {
    "type": "git",
    "url": "git+https://github.com/rbf/parcel-transformer-csv-to-json.git"
  },
  "author": "https://github.com/rbf",
  "license": "MIT",
  "bugs": {
    "url": "https://github.com/rbf/parcel-transformer-csv-to-json/issues"
  },
  "homepage": "https://github.com/rbf/parcel-transformer-csv-to-json#readme",
  "dependencies": {
    "@parcel/plugin": "^2.3.1",
    "csvtojson": "2.0.10"
  }
}