feat(ngm): added --skip-bundles flage to build options

src/ngm/bin/ngm-cli.ts

@@ -30,10 +30,10 @@ const cli = meow(`
         --no-local      Use version numbers from local submodules when building package.json,
                           usually needed only for publish command
         -w, --watch     Watch input files
-        --verbose   Enable verbose mode
+        --verbose       Enable verbose mode
         --clean         Cleaning dist folders
                           It removes folder, so you will need to rerun commands like 'link', etc...
-        
+        --skip-bundles  Works only in --watch mode, allows to skip umd bundling
       
     ----------------------------------------------------------------    
     link  - runs 'npm link' in each submodule dist folder

src/ngm/commands/build.command.ts

@@ -8,7 +8,7 @@ const del = require('del');
 import { buildPkgs, findSubmodules, tasksWatch } from 'npm-submodules';
 import { build, bundleUmd } from '../tasks';
 
-export function buildCommand({project, verbose, clean, local, main, watch}) {
+export function buildCommand({project, verbose, clean, local, main, watch, skipBundles}) {
   // 1. clean dist folders
   // 2.1 merge pkg json
   // todo: 2.2 validate pkg (main, module, types fields)
@@ -62,7 +62,8 @@ export function buildCommand({project, verbose, clean, local, main, watch}) {
               minify: false
             })
           }))
-        )
+        ),
+        skip: () => watch && skipBundles
       },
       {
         title: 'Bundling minified umd version',
@@ -79,15 +80,15 @@ export function buildCommand({project, verbose, clean, local, main, watch}) {
             })
           }))
         ),
-        skip: () => watch
+        skip: () => watch || skipBundles
       },
 
     ], {renderer: verbose ? 'verbose' : 'default'}));
 }
 
 export function buildTsRun(cli) {
-  const {project, watch, verbose, clean, local} = cli.flags;
+  const {project, watch, verbose, clean, local, skipBundles} = cli.flags;
   let main = cli.flags.main || 'index.ts';
-  return buildCommand({project, verbose, clean, local, main, watch})
+  return buildCommand({project, verbose, clean, local, main, watch, skipBundles})
     .then(tasks => tasksWatch({project, tasks, watch}));
 }