fix(javascript): invalidate Electron reads after direct eval (#7053)

src/domain/javascript/javascriptSemanticOpaqueEffects.ts

@@ -6,6 +6,8 @@ import { createSemanticModuleInterop } from "./javascriptModuleInterop.js";
 import {
   semanticEffectTiming,
   semanticBindingEffectFollowsCapture,
+  semanticBindingEffectFollowsRead,
+  semanticReadPrecedesEffectWithinActivation,
 } from "./javascriptSemanticMutationInitializers.js";
 import {
   isUnshadowedGlobal,
@@ -134,6 +136,17 @@ export const semanticBindingMayHaveOpaqueEffect = (
           read,
           effect,
           state.parentsByNode,
+        ) &&
+        // Rebinding a freshly initialized local is activation-specific;
+        // mutations to the referenced object may persist across calls.
+        !(
+          kind === "binding" &&
+          semanticBindingEffectFollowsRead(
+            binding,
+            read,
+            effect,
+            state.parentsByNode,
+          )
         ))
     )
       return true;
@@ -186,7 +199,13 @@ export const semanticOpaqueNameMayHaveChanged = (
           (binding === undefined ||
             resolveSemanticBindingState(state, effect, binding.name)
               ?.bindingId === binding.bindingId) &&
-          semanticEffectTiming(read, effect, state) !== "after",
+          semanticEffectTiming(read, effect, state) !== "after" &&
+          // A sloppy-eval name belongs to this activation, not a prior call.
+          !semanticReadPrecedesEffectWithinActivation(
+            read,
+            effect,
+            state.parentsByNode,
+          ),
       )
     )
       return true;