Export ValueKind and Effect

We need to be able to reference these to teach the compiler about custom hooks 
like Relay.

compiler/forget/src/__tests__/hir-test.ts

@@ -10,7 +10,7 @@
 import { wasmFolder } from "@hpcc-js/wasm";
 import path from "path";
 import runReactForgetBabelPlugin from "../Babel/RunReactForgetBabelPlugin";
-import { Effect, ValueKind } from "../HIR";
+import { Effect, ValueKind } from "../index";
 import { toggleLogging } from "../Utils/logger";
 import generateTestsFromFixtures from "./test-utils/generateTestsFromFixtures";
 

compiler/forget/src/index.ts

@@ -11,7 +11,7 @@ export {
   ErrorSeverity,
 } from "./CompilerError";
 export { compile, CompilerPipelineValue, run } from "./CompilerPipeline";
-export { printHIR } from "./HIR";
+export { Effect, printHIR, ValueKind } from "./HIR";
 export { printReactiveFunction } from "./ReactiveScopes";
 
 declare global {