mv src/HIR/Pipeline src/CompilerPipeline

Small reorganization to move Pipeline out of HIR since it's a compiler module. 
It used to make sense before to be in HIR since the old architecture was the 
still the primary, but no longer!

compiler/forget/src/Babel/BabelPlugin.ts

@@ -10,7 +10,7 @@
 import type * as BabelCore from "@babel/core";
 import type { PluginObj } from "@babel/core";
 import jsx from "@babel/plugin-syntax-jsx";
-import Pipeline from "../HIR/Pipeline";
+import Pipeline from "../CompilerPipeline";
 import { invariant } from "../Utils/CompilerError";
 
 /**

compiler/forget/src/CompilerPipeline.ts

@@ -6,24 +6,26 @@
  */
 import { NodePath } from "@babel/traverse";
 import * as t from "@babel/types";
-import { lower } from "../HIR/BuildHIR";
-import { Environment } from "../HIR/HIRBuilder";
-import inferReferenceEffects from "../HIR/InferReferenceEffects";
-import { buildReactiveFunction } from "../ReactiveScopes/BuildReactiveFunction";
-import { codegenReactiveFunction } from "../ReactiveScopes/CodegenReactiveFunction";
-import { flattenReactiveLoops } from "../ReactiveScopes/FlattenReactiveLoops";
-import { inferReactiveScopes } from "../ReactiveScopes/InferReactiveScopes";
-import { inferReactiveScopeVariables } from "../ReactiveScopes/InferReactiveScopeVariables";
-import { printReactiveFunction } from "../ReactiveScopes/PrintReactiveFunction";
-import { propagateScopeDependencies } from "../ReactiveScopes/PropagateScopeDependencies";
-import { pruneUnusedLabels } from "../ReactiveScopes/PruneUnusedLabels";
-import { eliminateRedundantPhi } from "../SSA/EliminateRedundantPhi";
-import enterSSA from "../SSA/EnterSSA";
-import { leaveSSA } from "../SSA/LeaveSSA";
-import { logHIRFunction } from "../Utils/logger";
-import { HIRFunction } from "./HIR";
-import { inferMutableRanges } from "./InferMutableRanges";
-import { inferTypes } from "./InferTypes";
+import {
+  Environment,
+  HIRFunction,
+  inferMutableRanges,
+  inferReferenceEffects,
+  inferTypes,
+  lower,
+} from "./HIR";
+import {
+  buildReactiveFunction,
+  codegenReactiveFunction,
+  flattenReactiveLoops,
+  inferReactiveScopes,
+  inferReactiveScopeVariables,
+  printReactiveFunction,
+  propagateScopeDependencies,
+  pruneUnusedLabels,
+} from "./ReactiveScopes";
+import { eliminateRedundantPhi, enterSSA, leaveSSA } from "./SSA";
+import { logHIRFunction } from "./Utils/logger";
 
 export type CompilerFlags = {
   eliminateRedundantPhi: boolean;

compiler/forget/src/HIR/index.ts

@@ -0,0 +1,14 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+export { lower } from "./BuildHIR";
+export { HIRFunction } from "./HIR";
+export { Environment } from "./HIRBuilder";
+export { inferMutableRanges } from "./InferMutableRanges";
+export { default as inferReferenceEffects } from "./InferReferenceEffects";
+export { inferTypes } from "./InferTypes";
+export { printFunction } from "./PrintHIR";

compiler/forget/src/ReactiveScopes/index.ts

@@ -0,0 +1,15 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+export { buildReactiveFunction } from "./BuildReactiveFunction";
+export { codegenReactiveFunction } from "./CodegenReactiveFunction";
+export { flattenReactiveLoops } from "./FlattenReactiveLoops";
+export { inferReactiveScopes } from "./InferReactiveScopes";
+export { inferReactiveScopeVariables } from "./InferReactiveScopeVariables";
+export { printReactiveFunction } from "./PrintReactiveFunction";
+export { propagateScopeDependencies } from "./PropagateScopeDependencies";
+export { pruneUnusedLabels } from "./PruneUnusedLabels";

compiler/forget/src/SSA/index.ts

@@ -0,0 +1,10 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+export { eliminateRedundantPhi } from "./EliminateRedundantPhi";
+export { default as enterSSA } from "./EnterSSA";
+export { leaveSSA } from "./LeaveSSA";

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

@@ -14,8 +14,8 @@ import { wasmFolder } from "@hpcc-js/wasm";
 import invariant from "invariant";
 import path from "path";
 import prettier from "prettier";
-import run from "../HIR/Pipeline";
-import { printFunction } from "../HIR/PrintHIR";
+import run from "../CompilerPipeline";
+import { printFunction } from "../HIR";
 import { toggleLogging } from "../Utils/logger";
 import generateTestsFromFixtures from "./test-utils/generateTestsFromFixtures";