hereby/dist/cli/reexec.js

A simple task runner

import { pathToFileURL } from "node:url";
import { UserError } from "./utils.js";
const cliExportName = "hereby/cli";
/**
 * Checks to see if we need to re-exec another version of hereby.
 * If this function returns true, the caller should return immediately
 * and do no further work.
 */
export async function reexec(d, herebyfilePath) {
    // If hereby is installed globally, but run against a Herebyfile in some
    // other package, that Herebyfile's import will resolve to a different
    // installation of the hereby package. There's no guarantee that the two
    // are compatible (in fact, they are guaranteed not to as Task is a class).
    //
    // Rather than trying to fix this by messing around with Node's resolution
    // (which won't work in ESM anyway), instead opt to figure out the location
    // of hereby as imported by the Herebyfile, and then "reexec" it by importing.
    const thisCLI = await d.resolve(cliExportName, import.meta.url);
    let otherCLI;
    try {
        otherCLI = await d.resolve(cliExportName, pathToFileURL(herebyfilePath).toString());
    }
    catch {
        throw new UserError("Unable to find hereby; ensure hereby is installed in your package.");
    }
    if (thisCLI === otherCLI) {
        return false;
    }
    await import(otherCLI);
    return true;
}
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