add initial marp implementation with sample content and build configuration

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

@@ -0,0 +1,35 @@
+import { SemanticType } from '../semantic_tree/semantic_meaning.js';
+import { SemanticSkeleton } from '../semantic_tree/semantic_skeleton.js';
+import { CaseMultiindex } from './case_multiindex.js';
+import * as EnrichMathml from './enrich_mathml.js';
+import { setAttributes, Attribute } from './enrich_attr.js';
+export class CaseTensor extends CaseMultiindex {
+    static test(semantic) {
+        return !!semantic.mathmlTree && semantic.type === SemanticType.TENSOR;
+    }
+    constructor(semantic) {
+        super(semantic);
+    }
+    getMathml() {
+        EnrichMathml.walkTree(this.semantic.childNodes[0]);
+        const lsub = CaseMultiindex.multiscriptIndex(this.semantic.childNodes[1]);
+        const lsup = CaseMultiindex.multiscriptIndex(this.semantic.childNodes[2]);
+        const rsub = CaseMultiindex.multiscriptIndex(this.semantic.childNodes[3]);
+        const rsup = CaseMultiindex.multiscriptIndex(this.semantic.childNodes[4]);
+        setAttributes(this.mml, this.semantic);
+        const collapsed = [
+            this.semantic.id,
+            this.semantic.childNodes[0].id,
+            lsub,
+            lsup,
+            rsub,
+            rsup
+        ];
+        EnrichMathml.addCollapsedAttribute(this.mml, collapsed);
+        const childIds = SemanticSkeleton.collapsedLeafs(lsub, lsup, rsub, rsup);
+        childIds.unshift(this.semantic.childNodes[0].id);
+        this.mml.setAttribute(Attribute.CHILDREN, childIds.join(','));
+        this.completeMultiscript(SemanticSkeleton.interleaveIds(rsub, rsup), SemanticSkeleton.interleaveIds(lsub, lsup));
+        return this.mml;
+    }
+}