			import { nanoid } from 'nanoid';
			import { join } from 'node:path';
			import * as esbuild from 'esbuild';

			const args = [`id=${nanoid()}`];
			const replacements: Record<string, string> = {};

			for (const arg of args) {
			const pivot = arg.indexOf('=');
			if (pivot === -1) continue;

			const key = arg.slice(0, pivot);
			const value = arg.slice(pivot + 1);

			replacements[`import.meta.env.${key}`] = JSON.stringify(value);
			}

			const result = await esbuild.build({
			entryPoints: [join(import.meta.dirname, 'app.jsx')],
			bundle: true,
			write: false,
			define: replacements
			});

			if (result.outputFiles?.length) {
			console.log(result.outputFiles[0].text);
			}

Owner Packages

ant/examples/npm/esbuild/index.ts
8755416ca476master