Fix demos

demo/27-declaritive-styles-3.ts

@@ -1,28 +1,53 @@
 // Custom styles using JavaScript configuration
 // Import from 'docx' rather than '../build' if you install from npm
 import * as fs from "fs";
-import { Document, HeadingLevel, Packer, Paragraph } from "../build";
+import { Document, HeadingLevel, Packer, Paragraph, UnderlineType } from "../build";
 
-const doc = new Document();
-
-// The first argument is an ID you use to apply the style to paragraphs
-// The second argument is a human-friendly name to show in the UI
-doc.Styles.createParagraphStyle("myWonkyStyle", "My Wonky Style")
-    .basedOn("Normal")
-    .next("Normal")
-    .color("990000")
-    .italics()
-    .indent({ left: 720 }) // 720 TWIP === 720 / 20 pt === .5 in
-    .spacing({ line: 276 }); // 276 / 240 = 1.15x line spacing
-
-doc.Styles.createParagraphStyle("Heading2", "Heading 2")
-    .basedOn("Normal")
-    .next("Normal")
-    .quickFormat()
-    .size(26) // 26 half-points === 13pt font
-    .bold()
-    .underline("double", "FF0000")
-    .spacing({ before: 240, after: 120 }); // TWIP for both
+const doc = new Document({
+    styles: {
+        paragraphStyles: [
+            {
+                id: "myWonkyStyle",
+                name: "My Wonky Style",
+                basedOn: "Normal",
+                next: "Normal",
+                run: {
+                    color: "990000",
+                    italics: true,
+                },
+                paragraph: {
+                    indent: {
+                        left: 720,
+                    },
+                    spacing: {
+                        line: 276,
+                    },
+                },
+            },
+            {
+                id: "Heading2",
+                name: "Heading 2",
+                basedOn: "Normal",
+                next: "Normal",
+                quickFormat: true,
+                run: {
+                    bold: true,
+                    size: 26,
+                    underline: {
+                        type: UnderlineType.DOUBLE,
+                        color: "FF0000",
+                    },
+                },
+                paragraph: {
+                    spacing: {
+                        before: 240,
+                        after: 120,
+                    },
+                },
+            },
+        ],
+    },
+});
 
 doc.addSection({
     children: [