Basic template for esbuild javascript api plugin

esbuild-plugin-template.ts

import * as esbuild from "esbuild-wasm"

export const unpkgPathPlugin = () => {
  return {
    name: "unpkg-path-plugin",
    setup(build: esbuild.PluginBuild) {
      build.onResolve({ filter: /.*/ }, async (args: any) => {
        console.log("onResole", args)
        return { path: args.path, namespace: "a" }
      })

      build.onLoad({ filter: /.*/ }, async (args: any) => {
        console.log("onLoad", args)

        if (args.path === "index.js") {
          return {
            loader: "jsx",
            contents: `
              import message from './message';
              console.log(message);
            `,
          }
        } else {
          return {
            loader: "jsx",
            contents: 'export default "hi there!"',
          }
        }
      })
    },
  }
}