From bdd96e8c21d23a57a99dcca9d4d802ff471243c3 Mon Sep 17 00:00:00 2001
From: Thomas Lively <tlively@google.com>
Date: Thu, 14 Dec 2023 10:27:53 -0800
Subject: [Parser] Parse explicit exports (#6179)

---
 src/parser/contexts.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/parser/contexts.h')

diff --git a/src/parser/contexts.h b/src/parser/contexts.h
index 3ed455043..e09f8bbd0 100644
--- a/src/parser/contexts.h
+++ b/src/parser/contexts.h
@@ -548,6 +548,9 @@ struct ParseDeclsCtx : NullTypeParserCtx, NullInstrParserCtx {
   std::vector<DefPos> dataDefs;
   std::vector<DefPos> tagDefs;
 
+  // Positions of export definitions.
+  std::vector<Index> exportDefs;
+
   // Positions of typeuses that might implicitly define new types.
   std::vector<Index> implicitTypeDefs;
 
@@ -684,6 +687,11 @@ struct ParseDeclsCtx : NullTypeParserCtx, NullInstrParserCtx {
                   ImportNames* import,
                   TypeUseT type,
                   Index pos);
+
+  Result<> addExport(Index pos, Ok, Name, ExternalKind) {
+    exportDefs.push_back(pos);
+    return Ok{};
+  }
 };
 
 // Phase 2: Parse type definitions into a TypeBuilder.
@@ -1265,6 +1273,11 @@ struct ParseDefsCtx : TypeParserCtx<ParseDefsCtx> {
   Result<>
   addData(Name, Name* mem, std::optional<ExprT> offset, DataStringT, Index pos);
 
+  Result<> addExport(Index, Name value, Name name, ExternalKind kind) {
+    wasm.addExport(builder.makeExport(name, value, kind));
+    return Ok{};
+  }
+
   Result<Index> addScratchLocal(Index pos, Type type) {
     if (!func) {
       return in.err(pos,
-- 
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