[vala/0.36] vala: Variadic constructors without a real first parameter are not allowed



commit d55e0ec568dc66fcfa6e65c3abe4e9a08e046764
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Wed Jan 24 14:40:34 2018 +0100

    vala: Variadic constructors without a real first parameter are not allowed

 tests/Makefile.am                       |    1 +
 tests/objects/constructor-variadic.test |    9 +++++++++
 vala/valacreationmethod.vala            |    6 ++++++
 3 files changed, 16 insertions(+), 0 deletions(-)
---
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 8f026c0..3b13580 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -182,6 +182,7 @@ TESTS = \
        delegates/bug792077.vala \
        objects/chainup.vala \
        objects/classes.vala \
+       objects/constructor-variadic.test \
        objects/constructors.vala \
        objects/dynamic.vala \
        objects/generics.vala \
diff --git a/tests/objects/constructor-variadic.test b/tests/objects/constructor-variadic.test
new file mode 100644
index 0000000..ed9527d
--- /dev/null
+++ b/tests/objects/constructor-variadic.test
@@ -0,0 +1,9 @@
+Invalid Code
+
+class Foo {
+       Foo (...) {
+       }
+}
+
+void main () {
+}
diff --git a/vala/valacreationmethod.vala b/vala/valacreationmethod.vala
index 451dd81..4d90534 100644
--- a/vala/valacreationmethod.vala
+++ b/vala/valacreationmethod.vala
@@ -99,8 +99,14 @@ public class Vala.CreationMethod : Method {
                }
                context.analyzer.current_symbol = this;
 
+               int i = 0;
                foreach (Parameter param in get_parameters()) {
                        param.check (context);
+                       if (i == 0 && param.ellipsis && body != null) {
+                               error = true;
+                               Report.error (param.source_reference, "Named parameter required before 
`...'");
+                       }
+                       i++;
                }
 
                foreach (DataType error_type in get_error_types ()) {


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