add initial marp implementation with sample content and build configuration

node_modules/speech-rule-engine/mjs/enrich_mathml/case_text.js

@@ -0,0 +1,24 @@
+import { SemanticRole, SemanticType } from '../semantic_tree/semantic_meaning.js';
+import { AbstractEnrichCase } from './abstract_enrich_case.js';
+import * as EnrichMathml from './enrich_mathml.js';
+import { setAttributes, Attribute } from './enrich_attr.js';
+export class CaseText extends AbstractEnrichCase {
+    static test(semantic) {
+        return (semantic.type === SemanticType.PUNCTUATED &&
+            (semantic.role === SemanticRole.TEXT ||
+                semantic.contentNodes.every((x) => x.role === SemanticRole.DUMMY)));
+    }
+    constructor(semantic) {
+        super(semantic);
+        this.mml = semantic.mathmlTree;
+    }
+    getMathml() {
+        const children = [];
+        const collapsed = EnrichMathml.collapsePunctuated(this.semantic, children);
+        this.mml = EnrichMathml.introduceNewLayer(children, this.semantic);
+        setAttributes(this.mml, this.semantic);
+        this.mml.removeAttribute(Attribute.CONTENT);
+        EnrichMathml.addCollapsedAttribute(this.mml, collapsed);
+        return this.mml;
+    }
+}