Doric/doric-cli/src/actions.ts

import { Shell } from "./shell";
import { createMergedSourceMapFromFiles } from "source-map-merger"
import fs from "fs"
import { glob } from "./util";

export async function build() {
    await Shell.exec("node", ["node_modules/.bin/tsc", "-p", "."]);
    await Shell.exec("node", ["node_modules/.bin/rollup", "-c"]);
    const bundleFiles = await glob("bundle/**/*.js");
    for (let bundleFile of bundleFiles) {
        await doMerge(bundleFile);
    }
}

export async function clean() {
    await Shell.exec("rm", ["-rf", "build"]);
    await Shell.exec("rm", ["-rf", "bundle"]);
}

async function doMerge(jsFile: string) {
    const mapFile = `${jsFile}.map`;
    console.log(`Bundle -> ${jsFile.green}`);
    if (!fs.existsSync(mapFile)) {
        return;
    }
    console.log(`       -> ${mapFile.green}`);
    await mergeMap(mapFile);
}


export async function mergeMap(mapFile: string) {
    const mergedMap = createMergedSourceMapFromFiles([
        mapFile.replace(/bundle\//, 'build/'),
        mapFile,
    ], true);
    await fs.promises.writeFile(mapFile, mergedMap);
}