feat(@angular-devkit/build-ng-packagr): tsConfig option

permit to use a custom tsconfig.json file by setting its path with a new tsConfig option

Author: nlm-pro

packages/angular_devkit/build_ng_packagr/src/build/index.ts

@@ -27,6 +27,7 @@ function requireProjectModule(root: string, moduleName: string) {
 
 export interface NgPackagrBuilderOptions {
   project: string;
+  tsConfig?: string;
 }
 
 export class NgPackagrBuilder implements Builder<NgPackagrBuilderOptions> {
@@ -46,9 +47,15 @@ export class NgPackagrBuilder implements Builder<NgPackagrBuilderOptions> {
         getSystemPath(root), 'ng-packagr') as typeof ngPackagr;
       const packageJsonPath = getSystemPath(resolve(root, normalize(options.project)));
 
-      projectNgPackagr.ngPackagr()
-        .forProject(packageJsonPath)
-        .build()
+      const ngPkgProject = projectNgPackagr.ngPackagr()
+        .forProject(packageJsonPath);
+
+      if (options.tsConfig) {
+        const tsConfigPath = getSystemPath(resolve(root, normalize(options.tsConfig)));
+        ngPkgProject.withTsConfig(tsConfigPath);
+      }
+
+      ngPkgProject.build()
         .then(() => {
           obs.next({ success: true });
           obs.complete();

packages/angular_devkit/build_ng_packagr/src/build/schema.json

@@ -6,6 +6,10 @@
     "project": {
       "type": "string",
       "description": "The file path of the package.json for distribution via npm."
+    },
+    "tsConfig": {
+      "type": "string",
+      "description": "The file path of the TypeScript configuration file."
     }
   },
   "additionalProperties": false,