first simple version of TOC working

src/file/table-of-contents/instruction.ts

@@ -0,0 +1,13 @@
+import { XmlAttributeComponent, XmlComponent } from "file/xml-components";
+
+class TextAttributes extends XmlAttributeComponent<{ space: "default" | "preserve" }> {
+    protected xmlKeys = { space: "xml:space" };
+}
+
+export class TableOfContentsInstruction extends XmlComponent {
+    constructor() {
+        super("w:instrText");
+        this.root.push(new TextAttributes({ space: "preserve" }));
+        this.root.push("TOC");
+    }
+}