esbuild.ts

import * as fs from 'fs';
import * as path from 'path';
import {build} from 'esbuild';

const functionsDir = 'src';
const outDir = 'dist';
const entryPoints = fs
  .readdirSync(path.join(__dirname, functionsDir))
  .filter(entry => entry !== 'common')
  .map(entry => `${functionsDir}/${entry}/handler.ts`);

build({
  entryPoints,
  bundle: true,
  outdir: path.join(__dirname, outDir),
  outbase: functionsDir,
  platform: 'node',
  sourcemap: 'external',
  write: true,
  tsconfig: './tsconfig.json',
  minify: true,
  keepNames: false,
  // eslint-disable-next-line no-process-exit
}).catch(() => process.exit(1));