generics: fix method calls

vlib/v/checker/checker.v

@@ -701,7 +701,7 @@ pub fn (mut c Checker) call_expr(mut call_expr ast.CallExpr) table.Type {
 pub fn (mut c Checker) call_method(mut call_expr ast.CallExpr) table.Type {
 	left_type := c.expr(call_expr.left)
 	call_expr.left_type = left_type
-	left_type_sym := c.table.get_type_symbol(left_type)
+	left_type_sym := c.table.get_type_symbol(c.unwrap_generic(left_type))
 	method_name := call_expr.name
 	// TODO: remove this for actual methods, use only for compiler magic
 	// FIXME: Argument count != 1 will break these
@@ -1173,7 +1173,7 @@ pub fn (mut c Checker) return_stmt(mut return_stmt ast.Return) {
 		if sym.kind == .multi_return {
 			for t in sym.mr_info().types {
 				got_types << t
-			} 
+			}
 		} else {
 			got_types << typ
 		}

vlib/v/tests/generics_test.v

@@ -56,6 +56,12 @@ mut:
 	foo string
 }
 
+fn (u User) init() {
+}
+
+fn (c City) init() {
+}
+
 fn test_create() {
 	create<User>()
 	create<City>()
@@ -204,5 +210,4 @@ fn test_generic_fn_with_variadics(){
 	p(abc)
 	p('Good','morning','world')
 }
-
 */