From ce367d328486e6dcc7aa8a2f78d442fb8239da3f Mon Sep 17 00:00:00 2001
From: Kodie Grantham <kodie.grantham@gmail.com>
Date: Fri, 6 Oct 2017 12:03:30 -0500
Subject: [PATCH] Add is.any() and is.all() methods

---
 index.js  | 117 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 readme.md |  24 +++++++++++
 test.js   |  18 +++++++++
 3 files changed, 159 insertions(+)

diff --git a/index.js b/index.js
index 37f27f6..3376e21 100644
--- a/index.js
+++ b/index.js
@@ -169,4 +169,121 @@ const isEmptyMapOrSet = x => (is.map(x) || is.set(x)) && x.size === 0;
 
 is.empty = x => !x || isEmptyStringOrArray(x) || isEmptyObject(x) || isEmptyMapOrSet(x);
 
+const isType = (value, type) => {
+	switch (String(type).toLowerCase()) {
+		case 'undefined':
+			return is.undefined(value);
+		case 'null':
+			return is.null(value);
+		case 'string':
+			return is.string(value);
+		case 'number':
+			return is.number(value);
+		case 'boolean':
+			return is.boolean(value);
+		case 'symbol':
+			return is.symbol(value);
+		case 'array':
+			return is.array(value);
+		case 'function':
+			return is.function(value);
+		case 'buffer':
+			return is.buffer(value);
+		case 'object':
+			return is.object(value);
+		case 'regexp':
+			return is.regExp(value);
+		case 'date':
+			return is.date(value);
+		case 'error':
+			return is.error(value);
+		case 'nativepromise':
+			return is.nativePromise(value);
+		case 'promise':
+			return is.promise(value);
+		case 'generator':
+			return is.generator(value);
+		case 'generatorfunction':
+			return is.generatorFunction(value);
+		case 'map':
+			return is.map(value);
+		case 'set':
+			return is.set(value);
+		case 'weakmap':
+			return is.weakMap(value);
+		case 'weakset':
+			return is.weakSet(value);
+		case 'int8array':
+			return is.int8Array(value);
+		case 'uint8array':
+			return is.uint8Array(value);
+		case 'uint8clampedarray':
+			return is.uint8ClampedArray(value);
+		case 'int16array':
+			return is.int16Array(value);
+		case 'uint16array':
+			return is.uint16Array(value);
+		case 'int32array':
+			return is.int32Array(value);
+		case 'uint32array':
+			return is.uint32Array(value);
+		case 'float32array':
+			return is.float32Array(value);
+		case 'float64arrat':
+			return is.float64Array(value);
+		case 'arraybuffer':
+			return is.arrayBuffer(value);
+		case 'sharedarraybuffer':
+			return is.sharedArrayBuffer(value);
+		case 'dataview':
+			return is.dataView(value);
+		case 'nan':
+			return is.nan(value);
+		case 'nullorundefined':
+			return is.nullOrUndefined(value);
+		case 'primitive':
+			return is.primitive(value);
+		case 'integer':
+			return is.integer(value);
+		case 'plainobject':
+			return is.plainObject(value);
+		case 'iterable':
+			return is.iterable(value);
+		case 'class':
+			return is.class(value);
+		case 'typedarray':
+			return is.typedArray(value);
+		default:
+			return false;
+	}
+};
+
+is.any = (values, types) => {
+	let ret = false;
+
+	values.forEach(value => {
+		types.forEach(type => {
+			if (isType(value, type)) {
+				ret = true;
+			}
+		});
+	});
+
+	return ret;
+};
+
+is.all = (values, types) => {
+	let ret = true;
+
+	values.forEach(value => {
+		types.forEach(type => {
+			if (!isType(value, type)) {
+				ret = false;
+			}
+		});
+	});
+
+	return ret;
+};
+
 module.exports = is;
diff --git a/readme.md b/readme.md
index d3dc021..6bd2560 100644
--- a/readme.md
+++ b/readme.md
@@ -155,6 +155,30 @@ Check if `value` is `Infinity` or `-Infinity`.
 Returns `true` if `value` is falsy or an empty string, array, object, map, or set.
 
 
+##### .any(values, types)
+
+Returns `true` if **any** of `values`'s (array) types are in `types` (array).
+
+```js
+is.any(['🦄', {}], ['string', 'boolean']);
+//=> true
+
+is.any([[], {}], ['null', 'integer']);
+//=> false
+```
+
+##### .all(values, types)
+
+Returns `true` if **all** of `values`'s (array) types are in `types` (array).
+
+```js
+is.all([new Set(), new Map(), {}], ['object']);
+//=> true
+
+is.all([false, '🦄'], ['string', 'array']);
+//=> false
+```
+
 ## FAQ
 
 ### Why yet another type checking module?
diff --git a/test.js b/test.js
index 336bc45..676bcba 100644
--- a/test.js
+++ b/test.js
@@ -402,3 +402,21 @@ test('is.empty', t => {
 	tempSet.add(1);
 	t.false(m.empty(tempSet));
 });
+
+test('is.any', t => {
+	t.true(m.any([null, false], ['null', 'object']));
+	t.true(m.any(['🦄', []], ['array', 'boolean']));
+	t.true(m.any([{}, []], ['object', 'string']));
+	t.false(m.any([null, []], ['string', 'set']));
+	t.false(m.any([new Set(), true], ['map', 'string']));
+	t.false(m.any(['🦄', null], ['set', 'boolean']));
+});
+
+test('is.all', t => {
+	t.true(m.all([() => {}, {}], ['object']));
+	t.true(m.all(['🦄', 'unicorns'], ['string']));
+	t.true(m.any([new Set()], ['object', 'set']));
+	t.false(m.any([null, []], ['string', 'set']));
+	t.false(m.any([new Set(), true], ['map', 'string']));
+	t.false(m.any(['🦄', null], ['set', 'boolean']));
+});