build(aio): patch @angular/cli to use esm builds of rxjs (#19702)

-rw-r--r--  1 iminar  eng   14942 Oct 13 14:52 dist/0.b19e913fbdd6507d346b.chunk.js
-rw-r--r--  1 iminar  eng    1535 Oct 13 14:52 dist/inline.6ca24f1c3b848103b041.bundle.js
-rw-r--r--  1 iminar  eng  567802 Oct 13 14:52 dist/main.c8183a2c0116782ca366.bundle.js
-rw-r--r--  1 iminar  eng   37402 Oct 13 14:52 dist/polyfills.f8409a9eb69060ac1aa6.bundle.js

PR Close #19702

aio/tools/cli-patches/patch.js

@@ -0,0 +1,10 @@
+const fs = require('fs');
+const sh = require('shelljs');
+
+const PATCH_LOCK = 'node_modules/@angular/cli/models/webpack-configs/.patched';
+
+if (!fs.existsSync(PATCH_LOCK)) {
+  sh.exec('patch -p0 -i tools/cli-patches/rxjs-esm-aliases.patch');
+  sh.touch(PATCH_LOCK);
+}
+

aio/tools/cli-patches/rxjs-esm-aliases.patch

@@ -0,0 +1,11 @@
+--- node_modules/@angular/cli/models/webpack-configs/common.js  2017-10-13 14:21:57.000000000 -0700
++++ node_modules/@angular/cli/models/webpack-configs/common.js  2017-10-13 14:31:30.000000000 -0700
+@@ -135,6 +135,7 @@
+             extensions: ['.ts', '.js'],
+             modules: ['node_modules', nodeModules],
+             symlinks: !buildOptions.preserveSymlinks
++           ,alias: require('rxjs/_esm5/path-mapping')(path.resolve(__dirname, '..', '..', '..', '..', '..', 'node_modules'))
+         },
+         resolveLoader: {
+             modules: [nodeModules, 'node_modules']
+