[vala/wip/issue/1062: 5/5] vala: Set parent_node for child nodes of lambda-expression




commit 254431cc5778421bd1bd3d0de02a55843cfa07a2
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Thu Aug 13 23:00:44 2020 +0200

    vala: Set parent_node for child nodes of lambda-expression
    
    Fixes https://gitlab.gnome.org/GNOME/vala/issues/1062

 vala/valalambdaexpression.vala | 23 +++++++++++++++++++++--
 1 file changed, 21 insertions(+), 2 deletions(-)
---
diff --git a/vala/valalambdaexpression.vala b/vala/valalambdaexpression.vala
index 6042d948b..9a6940f90 100644
--- a/vala/valalambdaexpression.vala
+++ b/vala/valalambdaexpression.vala
@@ -34,13 +34,29 @@ public class Vala.LambdaExpression : Expression {
         * The expression body of this lambda expression. Only one of
         * expression_body or statement_body may be set.
         */
-       public Expression expression_body { get; private set; }
+       public Expression expression_body {
+               get { return _expression_body; }
+               private set {
+                       _expression_body = value;
+                       if (_expression_body != null) {
+                               _expression_body.parent_node = this;
+                       }
+               }
+       }
 
        /**
         * The statement body of this lambda expression. Only one of
         * expression_body or statement_body may be set.
         */
-       public Block statement_body { get; private set; }
+       public Block statement_body {
+               get { return _statement_body; }
+               private set {
+                       _statement_body = value;
+                       if (_statement_body != null) {
+                               _statement_body.parent_node = this;
+                       }
+               }
+       }
 
        /**
         * The generated method.
@@ -48,6 +64,8 @@ public class Vala.LambdaExpression : Expression {
        public Method method { get; private set; }
 
        private List<Parameter> parameters = new ArrayList<Parameter> ();
+       Block _statement_body;
+       Expression _expression_body;
 
        /**
         * Creates a new lambda expression.
@@ -168,6 +186,7 @@ public class Vala.LambdaExpression : Expression {
                        }
                }
                method.owner = context.analyzer.current_symbol.scope;
+               method.parent_node = this;
 
                var lambda_params = get_parameters ();
                Iterator<Parameter> lambda_param_it = lambda_params.iterator ();


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