accelerator-tool/src/create/rewriteTslint.js

The Accelerator devtool. Generally invoked with accelerator-tool, npx accelerator-tool, or xlr8r.

import {
  log,
} from 'colorful-logging';
import * as fs from 'fs-extra';
import * as path from 'path';

export async function rewriteTslint(directory) {
  log('Rewriting tslint.json.');

  const tslintConfigPath = path.join(directory, 'tslint.json');

  const data = await fs.readFile(tslintConfigPath, 'utf8');
  let lintConfig;
  try {
    lintConfig = JSON.parse(data.toString());
  } catch (err) {
    throw new Error('There was an error parsing the package.json file: ' +
                    `${err}.`);
  }

  /* Do not lint source files in redists. */
  lintConfig.linterOptions.exclude.push('src/');
  await fs.writeFile(tslintConfigPath, JSON.stringify(lintConfig, null, 2));
}