feat(scully): add warnings

* feat(compileconfig.ts): throw a warning whthrow warning when config file is not found

* feat(defaultaction.ts): throw a warning and terminates when no routes are found

Author: SanderElias

scully/utils/compileConfig.ts

@@ -3,6 +3,7 @@ import {join} from 'path';
 import * as yargs from 'yargs';
 import {ScullyConfig} from '..';
 import {angularRoot, scullyConfig} from './config';
+import { logWarn, yellow } from './log';
 
 export const {configFile: configFileName} = yargs
   .string('cf')
@@ -15,6 +16,7 @@ export const compileConfig = async (): Promise<ScullyConfig> => {
     const path = join(angularRoot, configFileName);
     if (!(await pathExists(path))) {
       /** no ts config, nothing to do. */
+      logWarn(`Config file "${yellow(path)}" not found, only rendering normal routes`)
       return ({} as unknown) as ScullyConfig;
     }
     const {config} = await import(path);

scully/utils/defaultAction.ts

@@ -6,7 +6,7 @@ import {storeRoutes} from '../systemPlugins/storeRoutes';
 import {writeToFs} from '../systemPlugins/writeToFs.plugin';
 import {updateScullyConfig, loadConfig} from './config';
 import {ScullyConfig} from './interfacesandenums';
-import {log} from './log';
+import {log, logWarn} from './log';
 import {cpus} from 'os';
 import {asyncPool} from './asyncPool';
 import {chunk} from './chunk';
@@ -19,6 +19,10 @@ export const generateAll = async (config?: Partial<ScullyConfig>) => {
   try {
     log('Finding all routes in application.');
     const appRouteArray = await traverseAppRoutes();
+    if (appRouteArray.length<1) {
+      logWarn('No routes found in application, are you sure you installed the router? Terminating.')
+      process.exit(15);
+    }
     log('Pull in data to create additional routes.');
     const dataRoutes = await addOptionalRoutes(appRouteArray);
     await storeRoutes(dataRoutes);