File: instantiateContextuallyTypedGenericThis.ts

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node-typescript 2.1.5-1~bpo8%2B1
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interface JQuery {
    each<T>(
        collection: T[], callback: (this: T, dit: T) => T
    ): T[];
}

let $: JQuery;
let lines: string[];
$.each(lines, function(dit) {
    return dit.charAt(0) + this.charAt(1);
});