From 7f1df9d0b31413e59846cc955d2a955d3f361e2a Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Wed, 30 Apr 2025 14:17:45 -0700
Subject: Initial support for immutable lambda expressions. (#6914)

* Initial support for immutable lambda expressions.

* More diagnostics, and langauge server fix.

* Language server fix.

* Fix bug identified in review.

* Add expected result.

* Update expected result.
---
 source/slang/slang-ast-synthesis.cpp | 27 +++++++++++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

(limited to 'source/slang/slang-ast-synthesis.cpp')

diff --git a/source/slang/slang-ast-synthesis.cpp b/source/slang/slang-ast-synthesis.cpp
index 58c68c369..c7291f526 100644
--- a/source/slang/slang-ast-synthesis.cpp
+++ b/source/slang/slang-ast-synthesis.cpp
@@ -50,6 +50,13 @@ ForStmt* ASTSynthesizer::emitFor(Expr* initVal, Expr* finalVal, VarDecl*& outInd
     return stmt;
 }
 
+Expr* ASTSynthesizer::emitThisExpr()
+{
+    auto varExpr = m_builder->create<ThisExpr>();
+    varExpr->scope = getCurrentScope().m_scope;
+    return varExpr;
+}
+
 Expr* ASTSynthesizer::emitVarExpr(Name* name)
 {
     auto scope = getCurrentScope();
@@ -60,7 +67,7 @@ Expr* ASTSynthesizer::emitVarExpr(Name* name)
     return varExpr;
 }
 
-Expr* ASTSynthesizer::emitVarExpr(VarDecl* varDecl)
+Expr* ASTSynthesizer::emitVarExpr(VarDeclBase* varDecl)
 {
     auto varExpr = m_builder->create<VarExpr>();
     varExpr->declRef = makeDeclRef<Decl>(varDecl);
@@ -68,7 +75,7 @@ Expr* ASTSynthesizer::emitVarExpr(VarDecl* varDecl)
     return varExpr;
 }
 
-Expr* ASTSynthesizer::emitVarExpr(VarDecl* var, Type* type)
+Expr* ASTSynthesizer::emitVarExpr(VarDeclBase* var, Type* type)
 {
     auto expr = m_builder->create<VarExpr>();
     expr->declRef = makeDeclRef<Decl>(var);
@@ -86,6 +93,14 @@ Expr* ASTSynthesizer::emitVarExpr(DeclStmt* varStmt, Type* type)
     return expr;
 }
 
+Expr* ASTSynthesizer::emitStaticTypeExpr(Type* type)
+{
+    auto expr = m_builder->create<SharedTypeExpr>();
+    expr->type.type = m_builder->getTypeType(type);
+    expr->checked = true;
+    return expr;
+}
+
 Expr* ASTSynthesizer::emitIntConst(int value)
 {
     auto expr = m_builder->create<IntegerLiteralExpr>();
@@ -126,6 +141,14 @@ Expr* ASTSynthesizer::emitInvokeExpr(Expr* callee, List<Expr*>&& args)
     return rs;
 }
 
+Expr* ASTSynthesizer::emitCtorInvokeExpr(Expr* callee, List<Expr*>&& args)
+{
+    auto rs = m_builder->create<ExplicitCtorInvokeExpr>();
+    rs->functionExpr = callee;
+    rs->arguments = _Move(args);
+    return rs;
+}
+
 Expr* ASTSynthesizer::emitGenericAppExpr(Expr* genericExpr, List<Expr*>&& args)
 {
     auto rs = m_builder->create<GenericAppExpr>();
-- 
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