fix lvalue path limitation

src/types/__snapshots__/resolveDescriptors.spec.ts.snap

@@ -90,6 +90,16 @@ Line 15, col 5:
 "
 `;
 
+exports[`resolveDescriptors should fail descriptors for contract-duplicate-const-string-receiver5 1`] = `
+"<unknown>:25:5: Invalid comment receiver selector
+Line 25, col 5:
+  24 | 
+> 25 |     receive(self.struct.s) {
+           ^~~~~~~~~~~~~~~~~~~~~~~~
+  26 | 
+"
+`;
+
 exports[`resolveDescriptors should fail descriptors for contract-duplicate-external-fallback-receiver 1`] = `
 "<unknown>:20:5: Empty receive function already exists
 Line 20, col 5:

src/types/resolveDescriptors.ts

@@ -1033,7 +1033,11 @@ export function resolveDescriptors(ctx: CompilerContext) {
                         const internal =
                             d.selector.kind === "internal-const-comment";
 
-                        if (d.selector.comment.length > 2) {
+                        if (
+                            d.selector.comment.length > 2 ||
+                            (d.selector.comment.length == 2 &&
+                                d.selector.comment[0].name !== "self")
+                        ) {
                             // TEMPORARY
                             // to be reworked after #284 and #400 are resolved
                             throwSyntaxError(

src/types/test-failed/contract-duplicate-const-string-receiver5.tact

@@ -0,0 +1,28 @@
+primitive Int;
+primitive String;
+
+trait BaseTrait {
+
+}
+
+struct MyStruct {
+    s: String;
+}
+
+contract Main {
+    struct: MyStruct;
+
+    init () {
+        self.struct = MyStruct {
+            s: "string 1"
+        };
+    }
+
+    receive("string 1") {
+
+    }
+
+    receive(self.struct.s) {
+
+    }
+}