babel/Gulpfile.js

52 lines
1.3 KiB
JavaScript

var plumber = require("gulp-plumber");
var through = require("through2");
var chalk = require("chalk");
var newer = require("gulp-newer");
var babel = require("gulp-babel");
var watch = require("gulp-watch");
var gutil = require("gulp-util");
var gulp = require("gulp");
var path = require("path");
var scripts = "./packages/*/src/**/*.js";
var dest = "packages";
var srcEx, libFragment;
if (path.win32 === path) {
srcEx = /(packages\\[^\\]+)\\src\\/;
libFragment = "$1\\lib\\";
} else {
srcEx = new RegExp("(packages/[^/]+)/src/");
libFragment = "$1/lib/";
}
gulp.task("default", ["build"]);
gulp.task("build", function () {
return gulp.src(scripts)
.pipe(plumber({
errorHandler: function (err) {
gutil.log(err.stack);
}
}))
.pipe(through.obj(function (file, enc, callback) {
file._path = file.path;
file.path = file.path.replace(srcEx, libFragment);
callback(null, file);
}))
.pipe(newer(dest))
.pipe(through.obj(function (file, enc, callback) {
gutil.log("Compiling", "'" + chalk.cyan(file._path) + "'...");
callback(null, file);
}))
.pipe(babel())
.pipe(gulp.dest(dest));
});
gulp.task("watch", ["build"], function (callback) {
watch(scripts, {debounceDelay: 200}, function () {
gulp.start("build");
});
});