add initial marp implementation with sample content and build configuration

node_modules/speech-rule-engine/js/common/browser_util.js

@@ -0,0 +1,65 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.mapsForIE = void 0;
+exports.detectIE = detectIE;
+exports.detectEdge = detectEdge;
+const system_external_js_1 = require("./system_external.js");
+const xpath_util_js_1 = require("./xpath_util.js");
+function detectIE() {
+    const isIE = typeof window !== 'undefined' &&
+        'ActiveXObject' in window &&
+        'clipboardData' in window;
+    if (!isIE) {
+        return false;
+    }
+    loadMapsForIE();
+    loadWGXpath();
+    return true;
+}
+function detectEdge() {
+    var _a;
+    const isEdge = typeof window !== 'undefined' &&
+        'MSGestureEvent' in window &&
+        ((_a = window.chrome) === null || _a === void 0 ? void 0 : _a.loadTimes) === null;
+    if (!isEdge) {
+        return false;
+    }
+    document.evaluate = null;
+    loadWGXpath(true);
+    return true;
+}
+exports.mapsForIE = null;
+function loadWGXpath(opt_isEdge) {
+    loadScript(system_external_js_1.SystemExternal.WGXpath);
+    installWGXpath(opt_isEdge);
+}
+function installWGXpath(opt_isEdge, opt_count) {
+    let count = opt_count || 1;
+    if (typeof wgxpath === 'undefined' && count < 10) {
+        setTimeout(function () {
+            installWGXpath(opt_isEdge, count++);
+        }, 200);
+        return;
+    }
+    if (count >= 10) {
+        return;
+    }
+    system_external_js_1.SystemExternal.wgxpath = wgxpath;
+    opt_isEdge
+        ? system_external_js_1.SystemExternal.wgxpath.install({ document: document })
+        : system_external_js_1.SystemExternal.wgxpath.install();
+    xpath_util_js_1.xpath.evaluate = document.evaluate;
+    xpath_util_js_1.xpath.result = XPathResult;
+    xpath_util_js_1.xpath.createNSResolver = document.createNSResolver;
+}
+function loadMapsForIE() {
+    loadScript(system_external_js_1.SystemExternal.mathmapsIePath);
+}
+function loadScript(src) {
+    const scr = system_external_js_1.SystemExternal.document.createElement('script');
+    scr.type = 'text/javascript';
+    scr.src = src;
+    system_external_js_1.SystemExternal.document.head
+        ? system_external_js_1.SystemExternal.document.head.appendChild(scr)
+        : system_external_js_1.SystemExternal.document.body.appendChild(scr);
+}