Merge pull request #23747 from AndersonFriaca/jquery-lazyload

Types for jquery-lazyload

types/jquery-lazyload/index.d.ts

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+// Type definitions for JQuery Lazy Load 1.9
+// Project: https://github.com/tuupola/jquery_lazyload
+// Definitions by: Anderson Friaça <https://github.com/AndersonFriaca>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
+
+/// <reference types="jquery" />
+
+declare namespace JQueryLazyLoad {
+    interface Options {
+        threshold?: number;
+        failure_limit?: number;
+        event?: string;
+        effect?: string;
+        container?: JQuery;
+        data_attribute?: string;
+        skip_invisible?: boolean;
+        appear?: null;
+        load?: (elementsLeft?: number, options?: Options) => void;
+        placeholder?: string;
+    }
+}
+interface JQuery {
+    lazyload(options?: JQueryLazyLoad.Options): JQuery;
+    on(event: 'load', callback: ((options?: JQueryLazyLoad.Options) => void)): JQuery;
+}

types/jquery-lazyload/jquery-lazyload-tests.ts

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+$(document).ready(() => {
+    // basic usage
+    $('.lazyload').lazyload();
+
+    // with options
+    const options: JQueryLazyLoad.Options = {
+        threshold: 200,
+        event: 'click',
+        effect: 'fadeIn',
+        container: $('#container'),
+        failure_limit: 10,
+        skip_invisible: true
+    };
+    $('.lazyload').lazyload(options);
+
+    // event on load
+    $('.lazyload').on('load', () => {
+        $("img.lazy").trigger("click");
+    });
+});

types/jquery-lazyload/tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6",
+            "dom"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true,
+        "esModuleInterop": true
+    },
+    "files": [
+        "index.d.ts",
+        "jquery-lazyload-tests.ts"
+    ]
+}

types/jquery-lazyload/tslint.json

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+{"extends": "dtslint/dt.json"}