Collect error_types on demand to allow transformations

1 files changed, 9 insertions, 5 deletions

diff --git a/vala/valathrowstatement.vala b/vala/valathrowstatement.vala
index d4cade7a2..9349b1818 100644
--- a/vala/valathrowstatement.vala
+++ b/vala/valathrowstatement.vala
@@ -72,6 +72,15 @@ public class Vala.ThrowStatement : CodeNode, Statement {
 		}
 	}
 
+	public override void get_error_types (Collection<DataType> collection, SourceReference? source_reference = null) {
+		if (source_reference == null) {
+			source_reference = this.source_reference;
+		}
+		var error_type = error_expression.value_type.copy ();
+		error_type.source_reference = source_reference;
+		collection.add (error_type);
+	}
+
 	public override bool check (CodeContext context) {
 		if (checked) {
 			return !error;
@@ -107,11 +116,6 @@ public class Vala.ThrowStatement : CodeNode, Statement {
 			}
 		}
 
-		var error_type = error_expression.value_type.copy ();
-		error_type.source_reference = source_reference;
-
-		add_error_type (error_type);
-
 		return !error;
 	}