@polkadot/typegen/util/file.js

Type generation scripts

import fs from 'node:fs';
import path from 'node:path';
import process from 'node:process';
import { packageInfo } from '../packageInfo.js';
export function writeFile(dest, generator, noLog) {
    !noLog && console.log(`${dest}\n\tGenerating`);
    let generated = generator();
    while (generated.includes('\n\n\n')) {
        generated = generated.replace(/\n\n\n/g, '\n\n');
    }
    !noLog && console.log('\tWriting');
    fs.writeFileSync(dest, generated, { flag: 'w' });
    !noLog && console.log('');
}
export function readTemplate(template) {
    // Inside the api repo itself, it will be 'auto'
    const rootDir = packageInfo.path === 'auto'
        ? path.join(process.cwd(), 'packages/typegen/src')
        : packageInfo.path;
    // NOTE With cjs in a subdir, search one lower as well
    const file = ['./templates', '../templates']
        .map((p) => path.join(rootDir, p, `${template}.hbs`))
        .find((p) => fs.existsSync(p));
    if (!file) {
        throw new Error(`Unable to locate ${template}.hbs from ${rootDir}`);
    }
    return fs.readFileSync(file).toString();
}