WIP

README.md

@@ -59,6 +59,30 @@ There's a number of reasons for this:
 
 #### Different constraints enable performance improvements
 
-If bundler means "merge N source files into 1 or few source file(s)", esdev is most definitely not a bundler. Unlike most bundlers today, esdev deliberately outputs 
+If bundler means "merge N source files into 1 or few source file(s)", esdev is most definitely not a bundler. Unlike most bundlers today, esdev deliberately outputs
 
-If bundler means "turn my development code into something a browser can run", 
+If bundler means "turn my development code into something a browser can run",
+
+### Compatibility Table
+
+Key:
+
+- ✅ means "compatible"
+- ❌ means "not supported, and no plans to change that"
+- ⌛ means "in-progress"
+- 🗓️ means "planned" or "eventually but work has not started"
+- ❓ means "unknown"
+
+| Feature                            | esbuild | esdev |
+| ---------------------------------- | ------- | ----- |
+| Minification                       | ✅      | ❌    |
+| JSX (transform)                    | ✅      | ⌛    |
+| TypeScript (transform)             | ✅      | ⌛    |
+| Hot Module Reloading               | ❌[1]   | ⌛    |
+| React Fast Refresh                 | ❌[1]   | ⌛    |
+| Tree Shaking                       | ✅      | ⌛    |
+| Incremental builds                 | ✅      | ⌛    |
+| Support older browsers             | ✅      | ❌[2] |
+| Plugins                            | ✅      | ⌛[3] |
+| AST Plugins                        | ❌      | ❌[4] |
+| Filesystem Cache API (for plugins) | ❓      | 🗓️[4] |

src/js_parser.zig

@@ -13,6 +13,7 @@ usingnamespace js_ast.G;
 
 const ImportKind = importRecord.ImportKind;
 const BindingNodeIndex = js_ast.BindingNodeIndex;
+
 const StmtNodeIndex = js_ast.StmtNodeIndex;
 const ExprNodeIndex = js_ast.ExprNodeIndex;
 const ExprNodeList = js_ast.ExprNodeList;
@@ -997,14 +998,15 @@ const P = struct {
                 std.debug.panic("Internal error", .{});
             }
 
-            // for name, member := range scope.parent.members {
-            // 	// Don't copy down the optional function expression name. Re-declaring
-            // 	// the name of a function expression is allowed.
-            // 	kind := p.symbols[member.Ref.InnerIndex].Kind
-            // 	if kind != js_ast.SymbolHoistedFunction {
-            // 		scope.Members[name] = member
-            // 	}
-            // }
+            var iter = scope.parent.?.members.iterator();
+            while (iter.next()) |entry| {
+                // 	// Don't copy down the optional function expression name. Re-declaring
+                // 	// the name of a function expression is allowed.
+                const adjacent_symbols = p.symbols.items[entry.value.ref.inner_index];
+                if (adjacent_symbols.kind != .hoisted_function) {
+                    try scope.members.put(entry.key, entry.value);
+                }
+            }
         }
 
         return i;