esbuild.config.cjs

/* eslint-disable @typescript-eslint/no-require-imports */
const esbuild = require('esbuild');
const path = require('path');

const fs = require('fs');

esbuild
  .build({
    inject: [require.resolve('node-stdlib-browser/helpers/esbuild/shim')],
    format: 'esm',
    entryPoints: ['./src/elven.ts'],
    bundle: true,
    metafile: true,
    minify: true,
    outdir: 'build',
    platform: 'browser',
    plugins: [
      {
        name: 'alias',
        setup(build) {
          build.onResolve({ filter: /^bignumber\.js$/ }, () => {
            return {
              path: path.resolve(
                __dirname,
                'node_modules/bignumber.js/bignumber.mjs'
              ),
            };
          });
          build.onResolve({ filter: /^buffer$/ }, () => {
            return {
              path: path.resolve(
                __dirname,
                'node_modules/node-stdlib-browser/node_modules/buffer/index.js'
              ),
            };
          });
        },
      },
    ],
  })
  .then((result) => {
    fs.writeFileSync('./build/meta.json', JSON.stringify(result.metafile));
    return result;
  })
  .then((result) => {
    return esbuild.analyzeMetafile(result.metafile);
  })
  .then((result) => {
    fs.writeFileSync('./build/meta.txt', result);
  })
  .catch(() => process.exit(1));