Add types for plurals-cldr

types/plurals-cldr/index.d.ts

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+// Type definitions for plurals-cldr 1.0
+// Project: https://github.com/nodeca/plurals-cldr
+// Definitions by: Joel Spadin <https://github.com/ChaosinaCan>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+export type Form = 'zero' | 'one' | 'two' | 'few' | 'many' | 'other';
+
+interface Plural {
+    /**
+     * Returns the form name for a given number. If the locale is not
+     * supported, returns `null`.
+     *
+     * @param locale The locale code.
+     * @param number The number to check. May be passed as a string to keep
+     * 	trailing zeroes.
+     */
+    (locale: string, number: number | string): Form | null;
+
+    /**
+     * Returns an array of available forms for the given locale. If the
+     * locale is not supported, returns `null`.
+     *
+     * @param locale The locale code.
+     */
+    forms(locale: string): Form[] | null;
+
+    /**
+     * Returns the index of the form for a given number. If the locale is
+     * not supported, returns `-1`.
+     *
+     * This is convenient for implementing a lookup from a compact, ordered
+     * list. The order of forms for all locales is `zero`, `one`, `two`,
+     * `few`, `many`, `other`. Remove the forms not used by a locale to get
+     * the indices of each.
+     *
+     * @param locale The locale code.
+     * @param number The number to check. May be passed as a string to keep
+     * 	trailing zeroes.
+     */
+    indexOf(locale: string, number: number | string): number;
+}
+
+/**
+ * Gets the CLDR cardinal plural forms for numbers in different locales.
+ */
+declare const plural: Plural & {
+    /**
+     * Gets the CLDR ordinal plural forms for numbers in different locales.
+     */
+    ordinal: Plural;
+};
+
+export default plural;

types/plurals-cldr/plurals-cldr-tests.ts

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+import plural from 'plurals-cldr';
+
+plural('en', 0); // $ExpectType "zero" | "one" | "two" | "few" | "many" | "other" | null
+plural('en', ''); // $ExpectType "zero" | "one" | "two" | "few" | "many" | "other" | null
+
+plural.forms('en'); // $ExpectType Form[] | null
+plural.indexOf('en', 0); // $ExpectType number
+plural.indexOf('en', ''); // $ExpectType number
+
+plural.ordinal('en', 0); // $ExpectType "zero" | "one" | "two" | "few" | "many" | "other" | null
+plural.ordinal('en', ''); // $ExpectType "zero" | "one" | "two" | "few" | "many" | "other" | null
+
+plural.ordinal.forms('en'); // $ExpectType Form[] | null
+plural.ordinal.indexOf('en', 0); // $ExpectType number
+plural.ordinal.indexOf('en', ''); // $ExpectType number

types/plurals-cldr/tsconfig.json

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

types/plurals-cldr/tslint.json

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