add initial marp implementation with sample content and build configuration

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

@@ -0,0 +1,40 @@
+import * as DomUtil from '../common/dom_util.js';
+import { SemanticRole } from '../semantic_tree/semantic_meaning.js';
+import { MMLTAGS } from '../semantic_tree/semantic_util.js';
+import { AbstractEnrichCase } from './abstract_enrich_case.js';
+import * as EnrichMathml from './enrich_mathml.js';
+import { makeIdList, setAttributes, Attribute } from './enrich_attr.js';
+export class CaseDoubleScript extends AbstractEnrichCase {
+    static test(semantic) {
+        if (!semantic.mathmlTree || !semantic.childNodes.length) {
+            return false;
+        }
+        const mmlTag = DomUtil.tagName(semantic.mathmlTree);
+        const role = semantic.childNodes[0].role;
+        return ((mmlTag === MMLTAGS.MSUBSUP && role === SemanticRole.SUBSUP) ||
+            (mmlTag === MMLTAGS.MUNDEROVER && role === SemanticRole.UNDEROVER));
+    }
+    constructor(semantic) {
+        super(semantic);
+        this.mml = semantic.mathmlTree;
+    }
+    getMathml() {
+        const ignore = this.semantic.childNodes[0];
+        const baseSem = ignore.childNodes[0];
+        const supSem = this.semantic.childNodes[1];
+        const subSem = ignore.childNodes[1];
+        const supMml = EnrichMathml.walkTree(supSem);
+        const baseMml = EnrichMathml.walkTree(baseSem);
+        const subMml = EnrichMathml.walkTree(subSem);
+        setAttributes(this.mml, this.semantic);
+        this.mml.setAttribute(Attribute.CHILDREN, makeIdList([baseSem, subSem, supSem]));
+        [baseMml, subMml, supMml].forEach((child) => EnrichMathml.getInnerNode(child).setAttribute(Attribute.PARENT, this.mml.getAttribute(Attribute.ID)));
+        this.mml.setAttribute(Attribute.TYPE, ignore.role);
+        EnrichMathml.addCollapsedAttribute(this.mml, [
+            this.semantic.id,
+            [ignore.id, baseSem.id, subSem.id],
+            supSem.id
+        ]);
+        return this.mml;
+    }
+}