[vala/wip/transform: 38/120] Basic gvariant deserialization
- From: Luca Bruno <lucabru src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [vala/wip/transform: 38/120] Basic gvariant deserialization
- Date: Thu, 13 Mar 2014 21:47:22 +0000 (UTC)
commit 2a9b480b31d162d1f5e60d8728f0c307c0a53275
Author: Luca Bruno <lucabru src gnome org>
Date: Fri Dec 30 14:07:35 2011 +0100
Basic gvariant deserialization
codegen/valagvarianttransformer.vala | 43 +++++++++++++++++++++++++++++++++-
1 files changed, 42 insertions(+), 1 deletions(-)
---
diff --git a/codegen/valagvarianttransformer.vala b/codegen/valagvarianttransformer.vala
index 9600e2f..e501783 100644
--- a/codegen/valagvarianttransformer.vala
+++ b/codegen/valagvarianttransformer.vala
@@ -201,7 +201,7 @@ public class Vala.GVariantTransformer : CodeTransformer {
return (MethodCall) expression (builder+".end ()");
}
- Expression serialize_struct (Struct st, Expression expr) {
+ Expression? serialize_struct (Struct st, Expression expr) {
string temp = b.add_temp_declaration (expr.value_type, expr);
var builderinit = expression ("new GLib.VariantBuilder (GLib.VariantType.TUPLE)");
@@ -262,6 +262,47 @@ public class Vala.GVariantTransformer : CodeTransformer {
return result;
}
+ Expression deserialize_basic (BasicTypeInfo basic_type, Expression expr) {
+ if (basic_type.is_string) {
+ var call = new MethodCall (new MemberAccess (expr, "get_string", b.source_reference),
b.source_reference);
+ call.add_argument (new NullLiteral ());
+ return call;
+ }
+
+ return new MethodCall (new MemberAccess (expr, "get_" + basic_type.type_name,
b.source_reference), b.source_reference);
+ }
+
+ Expression? deserialize_expression (DataType type, Expression expr) {
+ BasicTypeInfo basic_type;
+ Expression result = null;
+ if (get_basic_type_info (get_type_signature (type), out basic_type)) {
+ result = deserialize_basic (basic_type, expr);
+ }
+ return result;
+ }
+
+ public override void visit_cast_expression (CastExpression expr) {
+ base.visit_cast_expression (expr);
+
+ if (!(expr.inner.value_type.data_type == context.analyzer.gvariant_type.data_type &&
expr.type_reference.data_type != context.analyzer.gvariant_type.data_type)) {
+ return;
+ }
+
+ b = new CodeBuilder (context, expr.parent_statement, expr.source_reference);
+ var old_parent_node = expr.parent_node;
+ var target_type = expr.target_type.copy ();
+
+ Expression result = deserialize_expression (expr.type_reference, expr.inner);
+
+ result.target_type = target_type;
+ context.analyzer.replaced_nodes.add (expr);
+ old_parent_node.replace_expression (expr, result);
+ foreach (var node in b.check_nodes) {
+ check (node);
+ }
+ check (result);
+ }
+
public override void visit_expression (Expression expr) {
base.visit_expression (expr);
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