Ensure consistent behavior when provided a Node.js Buffer (cross-realm)

kgryte · kgryte · commit 41d2b93aec63 · 2018-07-22T10:41:48.000-07:00
diff --git a/lib/node_modules/@stdlib/array/dtype/lib/main.js b/lib/node_modules/@stdlib/array/dtype/lib/main.js
@@ -20,6 +20,7 @@
 
 // MODULES //
 
+var isBuffer = require( '@stdlib/assert/is-buffer' );
 var isArray = require( '@stdlib/assert/is-array' );
 var constructorName = require( '@stdlib/utils/constructor-name' );
 var ctor2dtype = require( './ctor2dtype.js' );
@@ -52,6 +53,9 @@ function dtype( value ) {
 	if ( isArray( value ) ) {
 		return 'generic';
 	}
+	if ( isBuffer( value ) ) {
+		return null;
+	}
 	for ( i = 0; i < NTYPES; i++ ) {
 		if ( value instanceof CTORS[ i ] ) {
 			return DTYPES[ i ];
