Fix(schematics): fix issue when the angular.json file have the old st…

…ructure, add more error message and how can fix

libs/scully-schematics/src/ng-add/index.ts

@@ -47,7 +47,7 @@ const addDependencies = (local: boolean = false) => (tree: Tree, context: Schema
     _scullyComponentVersion = 'file:scullyio/ng-lib-v8.tgz';
     addPackageToPackageJson(tree, '@scullyio/ng-lib-v8', `${_scullyComponentVersion}`);
   } else {
-    context.logger.info('Install ng-lib for Angular v+9');
+    context.logger.info('Install ng-lib');
     addPackageToPackageJson(tree, '@scullyio/ng-lib', `${_scullyComponentVersion}`);
   }
   context.logger.info('✅️ Added dependency');
@@ -70,7 +70,7 @@ const importScullyModule = (project: string) => (tree: Tree, context: SchematicC
     tree.commitUpdate(recorder);
     return tree;
   } catch (e) {
-    context.logger.error('error into import SculyLib', e);
+    context.logger.error(e);
   }
 };
 const addScullyModule = (project: string) => (tree: Tree, context: SchematicContext) => {

libs/scully-schematics/src/utils/utils.ts

@@ -153,7 +153,21 @@ function getProjectProperty(host: Tree, propertyPath: string[], project = '', an
   if (!project || project === 'defaultProject') {
     project = angularConfig.defaultProject;
   }
+  if (project === undefined) {
+    throw new Error(`The angular.json file don't have the property 'defaultProject', please run
+'ng/nx add @scullyio/init' again with '--project=<<project_name>>' and add the name of your project`);
+  }
   const projectConfig = angularConfig.projects[project];
+  if(projectConfig === undefined) {
+    throw new Error(`The angular.json file don't have the property sourceRoot.
+Scully need the value for work.
+Please add into your angular.json:
+...
+"projects": {
+    "${project}": {
+        "sourceRoot": "<<app_source_root>>",
+
+...`);
   return propertyPath.slice(0).reduce((v, item, i, pp) => {
     if (v[item] === undefined) {
       pp.splice(1);