build: tsconfig for editor warnings

src/demo-app/tsconfig-aot.json

@@ -1,6 +1,6 @@
 /* Config file for the Angular Compiler. Paths need to be relative to the dist folder. */
 {
-  "extends": "./tsconfig",
+  "extends": "./tsconfig-build",
   "compilerOptions": {
     "experimentalDecorators": true,
     "paths": {

src/lib/tsconfig-specs.json

@@ -1,5 +1,5 @@
 {
-  "extends": "./tsconfig",
+  "extends": "./tsconfig-build",
   "compilerOptions": {
     "module": "commonjs",
     "target": "es5",

src/tsconfig.json

@@ -0,0 +1,15 @@
+// TypeScript config file that matches all source files in the project. This file is read by 
+// IDEs and ensures that `experimentalDecorator` warnings are not showing up.
+{
+  "compilerOptions": {
+    "experimentalDecorators": true,
+    "module": "es2015",
+    "moduleResolution": "node",
+    "outDir": "../../dist/packages/all",
+    "sourceMap": true,
+    "inlineSources": true,
+    "target": "es2015",
+    "lib": ["es2015", "dom"],
+    "types": ["jasmine"]
+  }
+}

tools/gulp/tasks/development.ts

@@ -16,7 +16,7 @@ task(':watch:devapp', () => {
 });
 
 /** Path to the demo-app tsconfig file. */
-const tsconfigPath = join(appDir, 'tsconfig.json');
+const tsconfigPath = join(appDir, 'tsconfig-build.json');
 
 task(':build:devapp:ts', tsBuildTask(tsconfigPath));
 task(':build:devapp:scss', sassBuildTask(outDir, appDir));

tools/gulp/tasks/e2e.ts

@@ -13,7 +13,7 @@ const appDir = path.join(SOURCE_ROOT, 'e2e-app');
 const outDir = DIST_E2EAPP;
 
 const PROTRACTOR_CONFIG_PATH = path.join(PROJECT_ROOT, 'test/protractor.conf.js');
-const tsconfigPath = path.join(appDir, 'tsconfig.json');
+const tsconfigPath = path.join(appDir, 'tsconfig-build.json');
 
 task(':watch:e2eapp', () => {
   watch(path.join(appDir, '**/*.ts'), [':build:e2eapp:ts']);

tools/gulp/tasks/library.ts

@@ -13,7 +13,7 @@ const inlineResources = require('../../../scripts/release/inline-resources');
 const uglify = require('uglify-js');
 
 const libraryRoot = join(SOURCE_ROOT, 'lib');
-const tsconfigPath = join(libraryRoot, 'tsconfig.json');
+const tsconfigPath = join(libraryRoot, 'tsconfig-build.json');
 
 // Paths to the different output directories.
 const materialDir = DIST_MATERIAL;