🤖 Merge PR #65516 Add types for epub-gen by @styler3

* Add types for epub-gen

* Fix typo

* Add undefined for optional types

* Correct CommonJS export

* Combine class with namespace

types/epub-gen/epub-gen-tests.ts

@@ -0,0 +1,4 @@
+import Epub = require('epub-gen');
+
+new Epub({ title: '', content: [] }); // $ExpectType Epub
+(new Epub({ title: '', content: [] })).promise; // $ExpectType Promise<void>

types/epub-gen/index.d.ts

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+// Type definitions for epub-gen 0.1
+// Project: https://github.com/cyrilis/epub-gen
+// Definitions by: Sam Tyler <https://github.com/styler3>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+declare namespace Epub {
+    interface Chapter {
+        /** Chapter title */
+        title?: string | undefined;
+        /** Author of the chapter */
+        author?: string | undefined;
+        /** HTML String of the chapter content. */
+        data: string;
+        /** Exclude the chapter from the table of contents */
+        excludeFromToc?: boolean | undefined;
+        /** Show the chapter before table of contents. For example, copyright pages. */
+        beforeToc?: boolean | undefined;
+        /** Specify filename for the chapter */
+        filename?: string | undefined;
+    }
+
+    interface Options {
+        /** Title of the book */
+        title: string;
+        /** Name of the Author/Authors of the book */
+        author?: string | string[] | undefined;
+        /** Publisher name */
+        publisher?: string | undefined;
+        /** Book cover image. File path (absolute) or web url */
+        cover?: string | undefined;
+        /** Output path */
+        output?: string | undefined;
+        /** Epub version. If not specified, will fall back to 3. */
+        version?: 2 | 3 | undefined;
+        /** A CSS string to replace default style */
+        css?: string | undefined;
+        /** Absolute paths to font files, so that they can be used in custom CSS */
+        fonts?: string[] | undefined;
+        /** Language of the book in two letter code. If not specified, will fall back to `en` */
+        lang?: string | undefined;
+        /** Title of the table of contents. If not specified, will fallback to "Table Of Contents". */
+        tocTitle?: string | undefined;
+        /** Automatically append the chapter title at the beginning of each contents. */
+        appendChapterTitles?: boolean | undefined;
+        /** For advanced customizations: absolute path to an OPF template. */
+        customOpfTemplatePath?: string | undefined;
+        /** For advanced customizations: absolute path to a NCX toc template. */
+        customNcxTemplatePath?: string | undefined;
+        /** For advanced customizations: absolute path to a HTML toc template. */
+        customHtmlTocTemplatePath?: string | undefined;
+        /** Book Chapters content. */
+        content: Chapter[];
+        /**  Whether or not to log progress messages */
+        verbose?: boolean | undefined;
+    }
+}
+
+declare class Epub {
+    constructor(options: Epub.Options, output?: string);
+    promise: Promise<void>;
+}
+
+export = Epub;

types/epub-gen/tsconfig.json

@@ -0,0 +1,23 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "epub-gen-tests.ts"
+    ]
+}

types/epub-gen/tslint.json

@@ -0,0 +1 @@
+{ "extends": "@definitelytyped/dtslint/dt.json" }