feat(generators): add addCliDependency to app.nativescript (#104)

This will control whether the schematics will add {N} CLI as a devDependency or not

close #101

src/app.nativescript/index.ts

@@ -13,7 +13,7 @@ import {
   schematic,
   noop,
 } from '@angular-devkit/schematics';
-import { stringUtils, prerun, getNpmScope, getPrefix, addRootDeps, updatePackageScripts, updateAngularProjects, updateNxProjects, applyAppNamingConvention, getGroupByName, getAppName, missingArgument } from '../utils';
+import { stringUtils, prerun, getNpmScope, getPrefix, addRootDeps, updatePackageScripts, updateAngularProjects, updateNxProjects, applyAppNamingConvention, getGroupByName, getAppName, missingArgument, getJsonFromFile, setDependency, updateJsonFile } from '../utils';
 import { Schema as ApplicationOptions } from './schema';
 
 export default function (options: ApplicationOptions) {
@@ -43,6 +43,7 @@ export default function (options: ApplicationOptions) {
       })(tree, context),
     // add root package dependencies
     (tree: Tree) => addRootDeps(tree, {nativescript: true}),
+    addNsCli(options.addCliDependency),
     // add start/clean scripts
     (tree: Tree) => {
       const scripts = {};
@@ -99,3 +100,32 @@ function addAppFiles(options: ApplicationOptions, appPath: string, extra: string
     ]))
   );
 }
+
+/**
+ * Add {N} CLI to devDependencies
+ */
+function addNsCli(add: boolean): Rule {
+  if (!add) {
+    return noop();
+  }
+
+  return (tree: Tree) => {
+    const packagePath = "package.json";
+    const packageJson: { devDependencies: { [packageName: string]: string } } = getJsonFromFile(tree, packagePath);
+
+    if (!packageJson) {
+      return tree;
+    }
+
+    packageJson.devDependencies = setDependency(
+      packageJson.devDependencies,
+      {
+        name: 'nativescript',
+        version: "^5.0.0",
+        type: "devDependency"
+      }
+    );
+
+    return updateJsonFile(tree, packagePath, packageJson);
+  }
+}

src/app.nativescript/schema.d.ts

@@ -31,4 +31,8 @@ export interface Schema {
      * Skip installing dependencies
      */
     skipInstall?: boolean;
+    /**
+     * Add {N} CLI to devDependencies
+     */
+    addCliDependency?: boolean;
 }

src/app.nativescript/schema.json

@@ -47,6 +47,11 @@
       "type": "boolean",
       "description": "Skip installing dependencies.",
       "default": false
+    },
+    "addCliDependency": {
+      "type": "boolean",
+      "description": "Add {N} CLI to devDependencies",
+      "default": false
     }
   },
   "required": []

src/utils/general.ts

@@ -201,7 +201,7 @@ export const copy = (tree: Tree, from: string, to: string) => {
   tree.create(to, file.content);
 };
 
-const setDependency = (
+export const setDependency = (
   dependenciesMap: { [key: string]: string },
   { name, version }: NodeDependency
 ) => Object.assign(dependenciesMap, { [name]: version });