add initial marp implementation with sample content and build configuration

node_modules/speech-rule-engine/mjs/audio/xml_renderer.js

@@ -0,0 +1,38 @@
+import { SREError } from '../common/engine.js';
+import * as AudioUtil from './audio_util.js';
+import { MarkupRenderer } from './markup_renderer.js';
+export class XmlRenderer extends MarkupRenderer {
+    markup(descrs) {
+        this.setScaleFunction(-2, 2, -100, 100, 2);
+        const markup = AudioUtil.personalityMarkup(descrs);
+        const result = [];
+        const currentOpen = [];
+        for (let i = 0, descr; (descr = markup[i]); i++) {
+            if (descr.span) {
+                result.push(this.merge(descr.span));
+                continue;
+            }
+            if (AudioUtil.isPauseElement(descr)) {
+                result.push(this.pause(descr));
+                continue;
+            }
+            if (descr.close.length) {
+                for (let j = 0; j < descr.close.length; j++) {
+                    const last = currentOpen.pop();
+                    if (descr.close.indexOf(last) === -1) {
+                        throw new SREError('Unknown closing markup element: ' + last);
+                    }
+                    result.push(this.closeTag(last));
+                }
+            }
+            if (descr.open.length) {
+                const open = AudioUtil.sortClose(descr.open.slice(), markup.slice(i + 1));
+                open.forEach((o) => {
+                    result.push(this.prosodyElement(o, descr[o]));
+                    currentOpen.push(o);
+                });
+            }
+        }
+        return result.join(' ');
+    }
+}