more internal rearchitecturing

lib/6to5/api/node.js

@@ -0,0 +1,58 @@
+"use strict";
+
+var isFunction = require("lodash/lang/isFunction");
+var transform  = require("../transformation");
+var util       = require("../util");
+var fs         = require("fs");
+
+exports.version = require("../../../package").version;
+
+exports.runtime = require("../build-runtime");
+
+exports.types = require("../types");
+
+exports.register = function (opts) {
+  var register = require("./register/node");
+  if (opts != null) register(opts);
+  return register;
+};
+
+exports.polyfill = function () {
+  require("../polyfill");
+};
+
+exports.canCompile = util.canCompile;
+
+// do not use this - this is for use by official maintained 6to5 plugins
+exports._util = util;
+
+exports.transform = transform;
+
+exports.transformFile = function (filename, opts, callback) {
+  if (isFunction(opts)) {
+    callback = opts;
+    opts = {};
+  }
+
+  opts.filename = filename;
+
+  fs.readFile(filename, function (err, code) {
+    if (err) return callback(err);
+
+    var result;
+
+    try {
+      result = transform(code, opts);
+    } catch (err) {
+      return callback(err);
+    }
+
+    callback(null, result);
+  });
+};
+
+exports.transformFileSync = function (filename, opts) {
+  opts = opts || {};
+  opts.filename = filename;
+  return transform(fs.readFileSync(filename), opts);
+};