@web/dev-server-legacy/dist/findJsScripts.js

Plugin for legacy browsers in @web/dev-server

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.findJsScripts = void 0;
const valid_url_1 = require("valid-url");
const dom5_1 = require("@web/dev-server-core/dist/dom5");
function isDeferred(script) {
    return (0, dom5_1.getAttribute)(script, 'type') === 'module' || (0, dom5_1.hasAttribute)(script, 'defer');
}
function isAsync(script) {
    return (0, dom5_1.hasAttribute)(script, 'async');
}
function sortByLoadingPriority(a, b) {
    if (isAsync(a)) {
        return 0;
    }
    const aDeferred = isDeferred(a);
    const bDeferred = isDeferred(b);
    if (aDeferred && bDeferred) {
        return 0;
    }
    if (aDeferred) {
        return 1;
    }
    if (bDeferred) {
        return -1;
    }
    return 0;
}
function findJsScripts(document) {
    const allScripts = (0, dom5_1.queryAll)(document, dom5_1.predicates.hasTagName('script'));
    return allScripts
        .filter(script => {
        var _a;
        const inline = !(0, dom5_1.hasAttribute)(script, 'src');
        const type = (0, dom5_1.getAttribute)(script, 'type');
        // we don't handle scripts which import from a URL (ex. a CDN)
        if (!inline && (0, valid_url_1.isUri)((_a = (0, dom5_1.getAttribute)(script, 'src')) !== null && _a !== void 0 ? _a : '')) {
            return false;
        }
        if (!type || ['application/javascript', 'text/javascript', 'module'].includes(type)) {
            return true;
        }
        return false;
    })
        .sort(sortByLoadingPriority);
}
exports.findJsScripts = findJsScripts;
//# sourceMappingURL=findJsScripts.js.map