Added type declarations

types/section.d.ts

@@ -0,0 +1,64 @@
+import { HooksObject } from "./utils/hook";
+
+export interface GlobalLayout {
+  layout: string,
+  spread: string,
+  orientation: string
+}
+
+export interface LayoutSettings {
+  layout: string,
+  spread: string,
+  orientation: string
+}
+
+export interface SpineItem {
+  index: number,
+  cfiBase: string,
+  href?: string,
+  url?: string,
+  canonical?: string,
+  properties?: Array<string>,
+  linear?: string,
+  next: () => SpineItem,
+  prev: () => SpineItem,
+}
+
+export default class Section {
+  constructor(item: SpineItem, hooks: HooksObject);
+
+  idref: string;
+  linear: string;
+  properties: Array<string>;
+  index: number;
+  href: string;
+  url: string;
+  canonical: string;
+  next: () => SpineItem;
+  prev: () => SpineItem;
+  cfiBase: string;
+
+  document: Document;
+  contents: Element;
+  output: string;
+
+  hooks: HooksObject;
+
+  load(_request?: Function): Document;
+
+  render(_request?: Function): string;
+
+  find(_query: string): Array<Element>;
+
+  reconcileLayoutSettings(globalLayout: GlobalLayout): LayoutSettings;
+
+  cfiFromRange(_range: Range): string;
+
+  cfiFromElement(el: Element): string;
+
+  unload(): void;
+
+  destroy(): void;
+
+  private base(): void;
+}