refactor genome to include size information

1 files changed, 2 insertions, 2 deletions

diff --git a/src/mind/topology.js b/src/mind/topology.js
index 9c5ecf7..9f2569d 100644
--- a/src/mind/topology.js
+++ b/src/mind/topology.js
@@ -49,11 +49,11 @@ function is_hidden(n, index) {
 export function network_connect(n, source, sink, weight) {
 	if (is_input(n, sink)) {
 		// inputs cannot be sinks
-		throw new Error("attempt to use input as sink");
+		throw new Error(`attempt to use input as sink (${source} -> ${sink})`);
 	}
 	if (is_output(n, source)) {
 		// outputs cannot be sources
-		throw new Error("attempt to use output as source");
+		throw new Error(`attempt to use output as source (${source} -> ${sink})`);
 	}
 
 	return create({