113 lines
2.5 KiB
JavaScript
113 lines
2.5 KiB
JavaScript
/* eslint max-len: 0 */
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/* eslint no-new-func: 0 */
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import { transform } from "./node";
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export {
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File,
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options,
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buildExternalHelpers,
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template,
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version,
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util,
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messages,
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types,
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traverse,
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OptionManager,
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Plugin,
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Pipeline,
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analyse,
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transform,
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transformFromAst,
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transformFile,
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transformFileSync
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} from "./node";
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export function run(code: string, opts: Object = {}): any {
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return new Function(transform(code, opts).code)();
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}
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export function load(url: string, callback: Function, opts: Object = {}, hold?: boolean) {
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opts.filename = opts.filename || url;
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const xhr = global.ActiveXObject ? new global.ActiveXObject("Microsoft.XMLHTTP") : new global.XMLHttpRequest();
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xhr.open("GET", url, true);
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if ("overrideMimeType" in xhr) xhr.overrideMimeType("text/plain");
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xhr.onreadystatechange = function () {
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if (xhr.readyState !== 4) return;
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const status = xhr.status;
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if (status === 0 || status === 200) {
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const param = [xhr.responseText, opts];
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if (!hold) run(param);
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if (callback) callback(param);
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} else {
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throw new Error(`Could not load ${url}`);
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}
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};
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xhr.send(null);
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}
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function runScripts() {
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const scripts: Array<Array<any> | Object> = [];
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const types = ["text/ecmascript-6", "text/6to5", "text/babel", "module"];
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let index = 0;
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/**
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* Transform and execute script. Ensures correct load order.
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*/
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function exec() {
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const param = scripts[index];
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if (param instanceof Array) {
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run(param, index);
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index++;
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exec();
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}
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}
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/**
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* Load, transform, and execute all scripts.
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*/
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function run(script: Object, i: number) {
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const opts = {};
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if (script.src) {
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load(script.src, function (param) {
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scripts[i] = param;
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exec();
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}, opts, true);
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} else {
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opts.filename = "embedded";
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scripts[i] = [script.innerHTML, opts];
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}
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}
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// Collect scripts with Babel `types`.
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const _scripts = global.document.getElementsByTagName("script");
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for (let i = 0; i < _scripts.length; ++i) {
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const _script = _scripts[i];
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if (types.indexOf(_script.type) >= 0) scripts.push(_script);
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}
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for (let i = 0; i < scripts.length; i++) {
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run(scripts[i], i);
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}
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exec();
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}
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/**
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* Register load event to transform and execute scripts.
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*/
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if (global.addEventListener) {
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global.addEventListener("DOMContentLoaded", runScripts, false);
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} else if (global.attachEvent) {
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global.attachEvent("onload", runScripts);
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}
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