[vala/wip/fast-vapi: 5/7] parser: Improve source-location for local Constant declarations

[Rico Tzschichholz <ricotz src gnome org>]

commit bd28a5db56b3cfb3ed1927b0f54227555be2588e
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Wed Apr 10 14:12:21 2019 +0200

    parser: Improve source-location for local Constant declarations

 vala/valaparser.vala | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)
---
diff --git a/vala/valaparser.vala b/vala/valaparser.vala
index 93b3a7984..3e90fb113 100644
--- a/vala/valaparser.vala
+++ b/vala/valaparser.vala
@@ -1846,6 +1846,7 @@ public class Vala.Parser : CodeVisitor {
        }
 
        void parse_local_constant_declarations (Block block) throws ParseError {
+               var begin = get_location ();
                expect (TokenType.CONST);
                var constant_type = parse_type (false, false);
 
@@ -1855,10 +1856,17 @@ public class Vala.Parser : CodeVisitor {
                        array_type.element_type.value_owned = false;
                }
 
+               bool is_first = true;
                do {
+                       if (!is_first) {
+                               begin = get_location ();
+                       } else {
+                               is_first = false;
+                       }
+
                        DataType type_copy = constant_type.copy ();
                        var local = parse_local_constant (type_copy);
-                       block.add_statement (new DeclarationStatement (local, local.source_reference));
+                       block.add_statement (new DeclarationStatement (local, get_src (begin)));
                        block.add_local_constant (local);
                        local.active = false;
                } while (accept (TokenType.COMMA));
@@ -1868,13 +1876,13 @@ public class Vala.Parser : CodeVisitor {
        Constant parse_local_constant (DataType constant_type) throws ParseError {
                var begin = get_location ();
                string id = parse_identifier ();
-
                var type = parse_inline_array_type (constant_type);
+               var src = get_src (begin);
 
                expect (TokenType.ASSIGN);
                var initializer = parse_expression ();
 
-               return new Constant (id, type, initializer, get_src (begin));
+               return new Constant (id, type, initializer, src);
        }
 
        Statement parse_expression_statement () throws ParseError {