Change docx folder to more appropriate "file" folder

src/file/paragraph/formatting/tab-stop.ts

@@ -0,0 +1,51 @@
+// http://officeopenxml.com/WPtab.php
+import { XmlAttributeComponent, XmlComponent } from "../../xml-components";
+
+export class TabStop extends XmlComponent {
+
+    constructor(tab: Tab) {
+        super("w:tabs");
+        this.root.push(tab);
+    }
+}
+
+export type TabValue = "left" | "right" | "center" | "bar" | "clear" | "decimal" | "end" | "num" | "start";
+
+export class TabAttributes extends XmlAttributeComponent<{val: TabValue, pos: string | number}> {
+    protected xmlKeys = {val: "w:val", pos: "w:pos"};
+}
+
+export class Tab extends XmlComponent {
+
+    constructor(value: TabValue, position: string | number) {
+        super("w:tab");
+        this.root.push(new TabAttributes({
+            val: value,
+            pos: position,
+        }));
+    }
+}
+
+export class MaxRightTabStop extends TabStop {
+    constructor() {
+        super(new Tab("right", 9026));
+    }
+}
+
+export class LeftTabStop extends TabStop {
+    constructor(position: number) {
+        super(new Tab("left", position));
+    }
+}
+
+export class RightTabStop extends TabStop {
+    constructor(position: number) {
+        super(new Tab("right", position));
+    }
+}
+
+export class CenterTabStop extends TabStop {
+    constructor(position: number) {
+        super(new Tab("center", position));
+    }
+}