build.mjs - Pytml - Pytml is a 15KB lightweight PyScript alternative

build.mjs (1076B)
      1 import { readFile, writeFile, mkdir, cp, readdir } from 'node:fs/promises';
      2 import { join } from 'node:path';
      3 
      4 const source = await readFile('src/pytml-runtime.js', 'utf8');
      5 await mkdir('dist', { recursive: true });
      6 await writeFile('pytml.js', source, 'utf8');
      7 await writeFile('dist/pytml.js', source, 'utf8');
      8 
      9 // Conservative whitespace minifier for the browser distribution snapshot.
     10 const minified = source
     11   .replace(/\/\*[\s\S]*?\*\//g, '')
     12   .replace(/^[ \t]+/gm, '')
     13   .replace(/\n{2,}/g, '\n')
     14   .trim();
     15 await writeFile('pytml.min.js', minified, 'utf8');
     16 await writeFile('dist/pytml.min.js', minified, 'utf8');
     17 
     18 // Keep the website self-contained when it is deployed as a standalone folder.
     19 await mkdir('website', { recursive: true });
     20 await writeFile('website/pytml.js', source, 'utf8');
     21 await writeFile('website/pytml.min.js', minified, 'utf8');
     22 
     23 const copyDirs = ['examples'];
     24 for (const dir of copyDirs) {
     25   await cp(dir, join('website', dir), { recursive: true, force: true });
     26 }
     27 
     28 console.log(`Built Pytml ${source.length} bytes -> root, dist/, and website/`);