const esbuild = require('esbuild');
const browserslist = require('browserslist');
const {
  esbuildPluginBrowserslist,
  resolveToEsbuildTarget,
} = require('esbuild-plugin-browserslist');

await esbuild.build({
  entryPoints: ['./foo/bar.ts'],
  // ... other options (except `target`) ...
  plugins: [
    esbuildPluginBrowserslist(browserslist('defaults'), {
      printUnknownTargets: false,
    }),
  ],
});

// Or:

const target = resolveToEsbuildTarget(browserslist('defaults'), {
  printUnknownTargets: false,
});

await esbuild.build({
  entryPoints: ['./foo/bar.ts'],
  target,
});