_build.ts

import gasPlugin from "https://esm.sh/esbuild-gas-plugin@0.6.0/mod.ts";
import { denoPlugins } from "https://deno.land/x/esbuild_deno_loader@0.8.1/mod.ts";
import { parse } from "https://deno.land/std@0.198.0/flags/mod.ts";
import { build } from "https://deno.land/x/esbuild@v0.19.2/mod.js";
import $ from "https://deno.land/x/dax@0.34.0/mod.ts";

const command = parse(Deno.args, {})._[0] || "build";

switch (command) {
  case "build": {
    await Promise.all([
      build({
        bundle: true,
        tsconfig: "tsconfig.json",
        charset: "utf8",
        entryPoints: ["main.ts"],
        outfile: "dist/out.js",
        target: "es2017",
        plugins: [...denoPlugins(), gasPlugin],
      }),
      (async function copy() {
        await Deno.mkdir("dist", { recursive: true });
        await Deno.copyFile("appsscript.json", "dist/appsscript.json");
      })(),
    ]);
    Deno.exit();
    break;
  }

  case "deploy": {
    await $`deno run --allow-env --allow-net --allow-read --allow-sys --allow-write npm:@google/clasp@2.4.2 push -f`
      .stdinText(
        "\n",
      );
    break;
  }

  default: {
    console.error(`Error: Unknown command: ${command}`);
  }
}