add a more explicit error messag when reading the config

Signed-off-by: John Crispin <john@phrozen.org>
blogic · Nov 11, 2021 · 2d88a87 · 2d88a87
1 parent 5c3c572
commit 2d88a87
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/generate-reader.uc b/generate-reader.uc
@@ -510,7 +510,10 @@ let GeneratorProto = {
 			}
 
 			this.print(indent, 'if (success %s) {', variantErrorCond);
-			this.print(indent, '	push(errors, [ location, "must match %s of the following constraints:\\n" + join("\\n- or -\\n", verrors) ]);', variantErrorMsg);
+			this.print(indent, '	if (length(verrors))');
+			this.print(indent, '		push(errors, [ location, "must match %s of the following constraints:\\n" + join("\\n- or -\\n", verrors) ]);', variantErrorMsg);
+			this.print(indent, '	else');
+			this.print(indent, '		push(errors, [ location, "must match only one variant" ]);');
 			this.print(indent, '	return null;');
 			this.print(indent, '}\n');
 			this.print(indent, 'value = vvalue;\n');