Add simplified watch

tasks/file.js

@@ -13,6 +13,18 @@ export const staticPath = (...pathInSrc) => (
   relativePath('static-pages', ...pathInSrc)
 );
 
+export const templatesPath = (...pathInSrc) => (
+  relativePath('templates', ...pathInSrc)
+);
+
+export const stylesPath = (...pathInSrc) => (
+  relativePath('styles', ...pathInSrc)
+);
+
+export const jsPath = (...pathInSrc) => (
+  relativePath('js', ...pathInSrc)
+);
+
 export const distPath = (...pathInDist) => (
   relativePath('dist', ...pathInDist)
 );

tasks/watch.js

@@ -0,0 +1,33 @@
+import { watch } from 'fs';
+import { exec } from 'child_process';
+
+import {
+  stylesPath,
+  jsPath,
+  radarPath,
+  staticPath,
+  templatesPath,
+} from './file';
+
+const watchBuild = (name) => (eventType, fileName) => {
+  exec(`npm run build:${name}`, (error, stdout, stderr) => {
+    if (error) {
+      console.error(`exec error: ${error}`);
+      return;
+    }
+    console.log(stdout);
+    console.error(stderr);
+  })
+}
+
+const options = {
+  recursive: true,
+}
+
+watch(stylesPath(), options, watchBuild('css'));
+watch(jsPath(), options, watchBuild('js'));
+watch(radarPath(), options, watchBuild('pages'));
+watch(staticPath(), options, watchBuild('pages'));
+watch(templatesPath(), options, watchBuild('pages'));
+
+console.log('Watching for changes, press CTRL+C to quit');