Adds collectionsjs type.

Author: jamiesykescreode

types/collectionsjs/collectionsjs-tests.ts

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+import Collection from 'collectionsjs';
+
+const collectable = [
+    { name: 'Arya Stark', age: 9 },
+    { name: 'Bran Stark', age: 7 },
+    { name: 'Jon Snow', age: 14 }
+];
+
+const collection = new Collection(collectable);
+
+const item = { 6: 7 };
+
+collection.add(item);
+collection.all();
+collection.average('age');
+collection.chunk(2).all();
+collection.collect(collectable);
+
+const characters = [
+    { name: 'Ned Stark', age: 40},
+    { name: 'Catelyn Stark', age: 35}
+];
+
+const array = ['a', 'b', 'c'];
+
+collection.concat(characters);
+collection.contains(stark => stark.name === 'John Snow');
+collection.count();
+collection.each(t => t = 3);
+collection.filter(stark => stark.age === 14);
+collection.find('bran');
+collection.first(item => item.age > 7);
+collection.flatten(true);
+collection.get(2);
+collection.has({ name: 'Bran Stark', age: 7 });
+collection.join();
+collection.keys();
+collection.last();
+collection.map(stark => stark.name);
+collection.pluck('name');
+collection.push({name: 'Robb Stark', age: 17});
+collection.reduce((previous, current) => previous + current, 0);
+collection.reject(stark => stark.age < 14);
+collection.remove({name: 'Robb Stark', age: 17});
+collection.skip(2);
+collection.slice(1, 3);
+collection.sort();
+collection.sortBy('name');
+collection.stringify();
+collection.sum('age');
+collection.take(2);
+collection.macro('addToMembers', (collection, n) => collection.map((collectionItem: any) => collectionItem + n));
+collection.unique(s => s.grade);
+collection.values();
+collection.where('age', 14);
+collection.where(stark => stark.age === 14);
+collection.zip(array);

types/collectionsjs/index.d.ts

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+// Type definitions for collectionsjs 0.3
+// Project: https://github.com/logaretm/collectionsjs#readme
+// Definitions by: Jaymeh <https://github.com/jaymeh>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 3.1
+
+export default class Collection {
+    constructor(items?: any);
+    add(item: any): Collection;
+    all(): Collection;
+    average(property?: string | ((property?: number) => number)): number;
+    chunk(size: number): Collection;
+    collect(collectable: any[]|string): Collection;
+    concat(collection: any[]|Collection): Collection;
+    contains(closure: ((item: any) => boolean)): boolean;
+    count(): number;
+    each(callback: (item: any) => void): Collection;
+    filter(callback: (item: any) => any): Collection;
+    find(item: any): number;
+    first(callback?: ((item: any) => any)|null): any;
+    flatten(deep?: boolean): Collection;
+    get(index: number): any;
+    has(item: any): boolean;
+    join(separator?: string): string;
+    keys(): Collection;
+    last(callback?: ((item: any) => any)|null): any;
+    map(callback: (item: any) => any): Collection;
+    pluck(property: string): Collection;
+    push(item: any): Collection;
+    reduce(callback: (previous: any, current: any) => any, initial: any): any;
+    reject(callback: (item: any) => any): Collection;
+    remove(item: any): boolean;
+    skip(count: number): Collection;
+    slice(start: number, end?: number): Collection;
+    sort(compare?: () => any): Collection;
+    sortBy(property: string, order?: string): Collection;
+    stringify(): string;
+    sum(property?: string|null): any;
+    take(count: number): Collection;
+    macro(name: string, callback: (...args: any) => any): any;
+    unique(callback?: string|null|((item: any) => any)): Collection;
+    values(): Collection;
+    where(callback: ((item: any) => any)|string, value?: any): Collection;
+    zip(array: any[]|Collection): Collection;
+}

types/collectionsjs/tsconfig.json

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

types/collectionsjs/tslint.json

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