feat: update namespace TypeScript declarations

PR-URL: #4706

Reviewed-by: Philipp Burckhardt <[email protected]>
Signed-off-by: stdlib-bot <[email protected]>

Author: stdlib-bot

lib/node_modules/@stdlib/array/base/assert/docs/types/index.d.ts

@@ -42,6 +42,7 @@ import isRealFloatingPointDataType = require( '@stdlib/array/base/assert/is-real
 import isSafeDataTypeCast = require( '@stdlib/array/base/assert/is-safe-data-type-cast' );
 import isSameKindDataTypeCast = require( '@stdlib/array/base/assert/is-same-kind-data-type-cast' );
 import isSignedIntegerDataType = require( '@stdlib/array/base/assert/is-signed-integer-data-type' );
+import isSortedAscending = require( '@stdlib/array/base/assert/is-sorted-ascending' );
 import isUnsignedIntegerDataType = require( '@stdlib/array/base/assert/is-unsigned-integer-data-type' );
 
 /**
@@ -689,6 +690,38 @@ interface Namespace {
 	*/
 	isSignedIntegerDataType: typeof isSignedIntegerDataType;
 
+	/**
+	* Tests if an array is sorted in ascending order.
+	*
+	* @param x - input array
+	* @returns boolean indicating if an array is sorted in ascending order
+	*
+	* @example
+	* var out = ns.isSortedAscending( [ 1, 2, 3 ] );
+	* // returns true
+	*
+	* @example
+	* var out = ns.isSortedAscending( [ 3, 2, 1 ] );
+	* // returns false
+	*
+	* @example
+	* var out = ns.isSortedAscending( [ 3, 3, 3 ] );
+	* // returns true
+	*
+	* @example
+	* var out = ns.isSortedAscending( [ 3 ] );
+	* // returns true
+	*
+	* @example
+	* var out = ns.isSortedAscending( [] );
+	* // returns false
+	*
+	* @example
+	* var out = ns.isSortedAscending( [ 1, 3, 2 ] );
+	* // returns false
+	*/
+	isSortedAscending: typeof isSortedAscending;
+
 	/**
 	* Tests whether an input value is a supported array unsigned integer data type.
 	*