babel/bin/6to5/dir.js

67 lines
1.6 KiB
JavaScript

var chokidar = require("chokidar");
var mkdirp = require("mkdirp");
var path = require("path");
var util = require("./util");
var fs = require("fs");
var _ = require("lodash");
module.exports = function (commander, filenames, opts) {
if (commander.sourceMapsInline) {
opts.sourceMap = "inline";
}
var write = function (src, relative) {
var dest = path.join(commander.outDir, relative);
var data = util.compile(src, { sourceMapName: dest });
var up = path.normalize(dest + "/..");
mkdirp.sync(up);
if (commander.sourceMaps) {
fs.writeFileSync(dest + ".map", JSON.stringify(data.map));
}
fs.writeFileSync(dest, data.code);
console.log(src + " -> " + dest);
};
var handle = function (filename) {
if (!fs.existsSync(filename)) return;
var stat = fs.statSync(filename);
if (stat.isDirectory(filename)) {
var dirname = filename;
_.each(util.readdirFilter(dirname), function (filename) {
write(path.join(dirname, filename), filename);
});
} else {
write(filename, filename);
}
};
_.each(filenames, handle);
if (commander.watch) {
_.each(filenames, function (dirname) {
var watcher = chokidar.watch(dirname, {
persistent: true,
ignoreInitial: true
});
_.each(["add", "change", "unlink"], function (type) {
watcher.on(type, function (filename) {
// chop off the dirname plus the path separator
var relative = filename.slice(dirname.length + 1);
console.log(type, filename);
write(filename, relative);
});
});
});
}
};