refactor: add specialized handling for displaying ndarrays

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---

Author: kgryte

lib/node_modules/@stdlib/repl/lib/drain.js

@@ -24,6 +24,7 @@
 
 var inspect = require( 'util' ).inspect;
 var logger = require( 'debug' );
+var isndarrayLike = require( '@stdlib/assert/is-ndarray-like' );
 var replace = require( '@stdlib/string/replace' );
 var noop = require( '@stdlib/utils/noop' );
 var nextTick = require( '@stdlib/utils/next-tick' );
@@ -53,6 +54,7 @@ function drain( repl ) {
 	var code;
 	var res;
 	var pre;
+	var tmp;
 
 	if ( repl._busy ) {
 		debug( 'Waiting on a command to finish...' );
@@ -127,7 +129,12 @@ function drain( repl ) {
 		pre = replace( repl._outputPrompt, '%d', (repl._count+1).toString() );
 
 		// TODO: pretty printing (can defer to `util.inspect` for now, but will invariably want more control over this later, possibly including default configuration, etc, either at startup, during runtime, or according to an external configuration file)
-		repl._ostream.write( pre+inspect( repl._ans )+'\n' );
+		if ( isndarrayLike( res ) ) {
+			tmp = res.toString(); // FIXME: this is a hack in order to avoid printing private ndarray properties in the REPL, as done by the built-in `util.inspect`. Ideally, we'd roll our own inspector which specifically accommodates stdlib's ndarray and other specialized classes.
+		} else {
+			tmp = repl._ans;
+		}
+		repl._ostream.write( pre+inspect( tmp )+'\n' );
 	}
 	// Finish processing:
 	return beforeNextTick();