ES7+ gulpfile

1var gulp = require("gulp");
2var babel = require("gulp-babel");
3var watch = require("gulp-watch");
4
5const SRC_FILES = "app/src/**/*.js";
6const DEST = "app/build";
7
8gulp.task("babel", function(){
9  return watch(SRC_FILES, function(){
10    console.log("Transpiling via babel..:", SRC_FILES);
11    console.log("Files Transpiled.", DEST);
12    return gulp.src(SRC_FILES)
13      .pipe(babel())
14      .pipe(gulp.dest(DEST));
15  });
16});
17