function _run()

in common/scripts/install-run.js [450:476]

• 25 lines of code
• 5 McCabe index (conditional complexity)

function _run() {
    const [nodePath /* Ex: /bin/node */, scriptPath /* /repo/common/scripts/install-run-rush.js */, rawPackageSpecifier /* qrcode@^1.2.0 */, packageBinName /* qrcode */, ...packageBinArgs /* [-f, myproject/lib] */] = process.argv;
    if (!nodePath) {
        throw new Error('Unexpected exception: could not detect node path');
    }
    if (path.basename(scriptPath).toLowerCase() !== 'install-run.js') {
        // If install-run.js wasn't directly invoked, don't execute the rest of this function. Return control
        // to the script that (presumably) imported this file
        return;
    }
    if (process.argv.length < 4) {
        console.log('Usage: install-run.js <package>@<version> <command> [args...]');
        console.log('Example: install-run.js qrcode@1.2.2 qrcode https://rushjs.io');
        process.exit(1);
    }
    runWithErrorAndStatusCode(() => {
        const rushJsonFolder = findRushJsonFolder();
        const rushCommonFolder = _ensureAndJoinPath(rushJsonFolder, 'common');
        const packageSpecifier = _parsePackageSpecifier(rawPackageSpecifier);
        const name = packageSpecifier.name;
        const version = _resolvePackageVersion(rushCommonFolder, packageSpecifier);
        if (packageSpecifier.version !== version) {
            console.log(`Resolved to ${name}@${version}`);
        }
        return installAndRun(name, version, packageBinName, packageBinArgs);
    });
}