refactor(compiler-cli): move JIT transforms into ngtsc (#56892)

This commit moves the JIT transforms into the ngtsc folder. They existed
outside of ngtsc mostly as an historic artifact— and now with compiler
relying on them even more deeply, it makes sense to move them into
`ngtsc/transform`.

PR Close #56892

packages/compiler-cli/BUILD.bazel

@@ -84,11 +84,11 @@ ts_library(
         "//packages/compiler-cli/src/ngtsc/program_driver",
         "//packages/compiler-cli/src/ngtsc/reflection",
         "//packages/compiler-cli/src/ngtsc/shims",
+        "//packages/compiler-cli/src/ngtsc/transform/jit",
         "//packages/compiler-cli/src/ngtsc/translator",
         "//packages/compiler-cli/src/ngtsc/typecheck",
         "//packages/compiler-cli/src/ngtsc/typecheck/api",
         "//packages/compiler-cli/src/ngtsc/util",
-        "//packages/compiler-cli/src/transformers/jit_transforms",
         "@npm//@bazel/concatjs",
         "@npm//@types/node",
         "@npm//@types/yargs",

packages/compiler-cli/index.ts

@@ -9,7 +9,7 @@ import {NodeJSFileSystem, setFileSystem} from './src/ngtsc/file_system';
 
 export {VERSION} from './src/version';
 
-export * from './src/transformers/jit_transforms';
+export * from './src/ngtsc/transform/jit';
 export * from './src/transformers/api';
 export * from './src/transformers/entry_points';
 

packages/compiler-cli/private/BUILD.bazel

@@ -14,8 +14,8 @@ ts_library(
         "//packages/compiler-cli/src/ngtsc/perf",
         "//packages/compiler-cli/src/ngtsc/reflection",
         "//packages/compiler-cli/src/ngtsc/sourcemaps",
+        "//packages/compiler-cli/src/ngtsc/transform/jit",
         "//packages/compiler-cli/src/ngtsc/typecheck/api",
-        "//packages/compiler-cli/src/transformers/jit_transforms",
         "@npm//typescript",
     ],
 )

packages/compiler-cli/private/tooling.ts

@@ -15,7 +15,7 @@
 
 import ts from 'typescript';
 
-import {angularJitApplicationTransform} from '../src/transformers/jit_transforms/index';
+import {angularJitApplicationTransform} from '../src/ngtsc/transform/jit/index';
 
 /**
  * Known values for global variables in `@angular/core` that Terser should set using

packages/compiler-cli/src/ngtsc/core/BUILD.bazel

@@ -34,6 +34,7 @@ ts_library(
         "//packages/compiler-cli/src/ngtsc/shims",
         "//packages/compiler-cli/src/ngtsc/shims:api",
         "//packages/compiler-cli/src/ngtsc/transform",
+        "//packages/compiler-cli/src/ngtsc/transform/jit",
         "//packages/compiler-cli/src/ngtsc/typecheck",
         "//packages/compiler-cli/src/ngtsc/typecheck/api",
         "//packages/compiler-cli/src/ngtsc/typecheck/diagnostics",
@@ -44,7 +45,6 @@ ts_library(
         "//packages/compiler-cli/src/ngtsc/util",
         "//packages/compiler-cli/src/ngtsc/validation",
         "//packages/compiler-cli/src/ngtsc/xi18n",
-        "//packages/compiler-cli/src/transformers/jit_transforms",
         "@npm//@types/semver",
         "@npm//semver",
         "@npm//typescript",

packages/compiler-cli/src/ngtsc/core/src/compiler.ts

@@ -124,7 +124,7 @@ import {DiagnosticCategoryLabel, NgCompilerAdapter, NgCompilerOptions} from '../
 
 import {coreHasSymbol} from './core_version';
 import {coreVersionSupportsFeature} from './feature_detection';
-import {angularJitApplicationTransform} from '@angular/compiler-cli/src/transformers/jit_transforms';
+import {angularJitApplicationTransform} from '../../transform/jit';
 
 /**
  * State information about a compilation which is only generated once some data is requested from

packages/compiler-cli/src/ngtsc/transform/jit/BUILD.bazel

@@ -3,7 +3,7 @@ load("//tools:defaults.bzl", "ts_library")
 package(default_visibility = ["//visibility:public"])
 
 ts_library(
-    name = "jit_transforms",
+    name = "jit",
     srcs = glob(["**/*.ts"]),
     deps = [
         "//packages/compiler",

packages/compiler-cli/src/ngtsc/transform/jit/index.ts

@@ -0,0 +1,13 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+export {
+  angularJitApplicationTransform,
+  getDownlevelDecoratorsTransform,
+  getInitializerApiJitTransform,
+} from './src/index';

packages/compiler-cli/src/ngtsc/transform/jit/src/downlevel_decorators_transform.ts

@@ -8,8 +8,8 @@
 
 import ts from 'typescript';
 
-import {isAliasImportDeclaration, loadIsReferencedAliasDeclarationPatch} from '../../ngtsc/imports';
-import {Decorator, ReflectionHost} from '../../ngtsc/reflection';
+import {isAliasImportDeclaration, loadIsReferencedAliasDeclarationPatch} from '../../../imports';
+import {Decorator, ReflectionHost} from '../../../reflection';
 
 /**
  * Whether a given decorator should be treated as an Angular decorator.

packages/compiler-cli/src/ngtsc/transform/jit/src/index.ts

@@ -8,8 +8,8 @@
 
 import ts from 'typescript';
 
-import {ImportedSymbolsTracker} from '../../ngtsc/imports';
-import {TypeScriptReflectionHost} from '../../ngtsc/reflection';
+import {ImportedSymbolsTracker} from '../../../imports';
+import {TypeScriptReflectionHost} from '../../../reflection';
 
 import {getDownlevelDecoratorsTransform} from './downlevel_decorators_transform';
 import {getInitializerApiJitTransform} from './initializer_api_transforms/transform';

packages/compiler-cli/src/ngtsc/transform/jit/src/initializer_api_transforms/input_function.ts

@@ -9,7 +9,7 @@
 import {core} from '@angular/compiler';
 import ts from 'typescript';
 
-import {isAngularDecorator, tryParseSignalInputMapping} from '../../../ngtsc/annotations';
+import {isAngularDecorator, tryParseSignalInputMapping} from '../../../../annotations';
 
 import {
   castAsAny,

packages/compiler-cli/src/ngtsc/transform/jit/src/initializer_api_transforms/model_function.ts

@@ -9,8 +9,8 @@
 import {Decorator} from '@angular/compiler-cli/src/ngtsc/reflection';
 import ts from 'typescript';
 
-import {isAngularDecorator, tryParseSignalModelMapping} from '../../../ngtsc/annotations';
-import {ImportManager} from '../../../ngtsc/translator';
+import {isAngularDecorator, tryParseSignalModelMapping} from '../../../../annotations';
+import {ImportManager} from '../../../../translator';
 
 import {createSyntheticAngularCoreDecoratorAccess, PropertyTransform} from './transform_api';
 

packages/compiler-cli/src/ngtsc/transform/jit/src/initializer_api_transforms/output_function.ts

@@ -6,7 +6,7 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {isAngularDecorator, tryParseInitializerBasedOutput} from '../../../ngtsc/annotations';
+import {isAngularDecorator, tryParseInitializerBasedOutput} from '../../../../annotations';
 
 import {createSyntheticAngularCoreDecoratorAccess, PropertyTransform} from './transform_api';
 

packages/compiler-cli/src/ngtsc/transform/jit/src/initializer_api_transforms/query_functions.ts

@@ -11,7 +11,7 @@ import {
   queryDecoratorNames,
   QueryFunctionName,
   tryParseSignalQueryFromInitializer,
-} from '../../../ngtsc/annotations';
+} from '../../../../annotations';
 
 import {
   castAsAny,

packages/compiler-cli/src/ngtsc/transform/jit/src/initializer_api_transforms/transform.ts

@@ -6,13 +6,13 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {reflectClassMember} from '@angular/compiler-cli/src/ngtsc/reflection/src/typescript';
 import ts from 'typescript';
 
-import {isAngularDecorator} from '../../../ngtsc/annotations';
-import {ImportedSymbolsTracker} from '../../../ngtsc/imports';
-import {ReflectionHost} from '../../../ngtsc/reflection';
-import {ImportManager} from '../../../ngtsc/translator';
+import {isAngularDecorator} from '../../../../annotations';
+import {ImportedSymbolsTracker} from '../../../../imports';
+import {ReflectionHost} from '../../../../reflection';
+import {reflectClassMember} from '../../../../reflection/src/typescript';
+import {ImportManager} from '../../../../translator';
 
 import {signalInputsTransform} from './input_function';
 import {signalModelTransform} from './model_function';

packages/compiler-cli/src/ngtsc/transform/jit/src/initializer_api_transforms/transform_api.ts

@@ -8,9 +8,9 @@
 
 import ts from 'typescript';
 
-import {ImportedSymbolsTracker} from '../../../ngtsc/imports';
-import {ClassMember, Decorator, ReflectionHost} from '../../../ngtsc/reflection';
-import {ImportManager} from '../../../ngtsc/translator';
+import {ImportedSymbolsTracker} from '../../../../imports';
+import {ClassMember, Decorator, ReflectionHost} from '../../../../reflection';
+import {ImportManager} from '../../../../translator';
 
 /** Function that can be used to transform class properties. */
 export type PropertyTransform = (

packages/compiler-cli/src/ngtsc/transform/jit/test/BUILD.bazel

@@ -0,0 +1,27 @@
+load("//tools:defaults.bzl", "jasmine_node_test", "ts_library")
+
+ts_library(
+    name = "test_lib",
+    testonly = True,
+    srcs = [
+        "downlevel_decorators_transform_spec.ts",
+        "initializer_api_transforms_spec.ts",
+        "signal_queries_metadata_transform_spec.ts",
+    ],
+    deps = [
+        "//packages/compiler-cli/src/ngtsc/imports",
+        "//packages/compiler-cli/src/ngtsc/partial_evaluator",
+        "//packages/compiler-cli/src/ngtsc/reflection",
+        "//packages/compiler-cli/src/ngtsc/transform/jit",
+        "//packages/compiler-cli/test:test_utils",
+        "@npm//typescript",
+    ],
+)
+
+jasmine_node_test(
+    name = "test",
+    bootstrap = ["//tools/testing:node"],
+    deps = [
+        ":test_lib",
+    ],
+)

packages/compiler-cli/src/ngtsc/transform/jit/test/downlevel_decorators_transform_spec.ts

@@ -8,10 +8,10 @@
 
 import ts from 'typescript';
 
-import {TypeScriptReflectionHost} from '../src/ngtsc/reflection';
-import {getDownlevelDecoratorsTransform} from '../src/transformers/jit_transforms/index';
+import {TypeScriptReflectionHost} from '../../../reflection';
+import {getDownlevelDecoratorsTransform} from '../index';
 
-import {MockAotContext, MockCompilerHost} from './mocks';
+import {MockAotContext, MockCompilerHost} from '../../../../../test/mocks';
 
 const TEST_FILE_INPUT = '/test.ts';
 const TEST_FILE_OUTPUT = `/test.js`;

packages/compiler-cli/src/ngtsc/transform/jit/test/initializer_api_transforms_spec.ts

@@ -8,14 +8,11 @@
 
 import ts from 'typescript';
 
-import {ImportedSymbolsTracker} from '../src/ngtsc/imports';
-import {TypeScriptReflectionHost} from '../src/ngtsc/reflection';
-import {
-  getDownlevelDecoratorsTransform,
-  getInitializerApiJitTransform,
-} from '../src/transformers/jit_transforms';
+import {ImportedSymbolsTracker} from '../../../imports';
+import {TypeScriptReflectionHost} from '../../../reflection';
+import {getDownlevelDecoratorsTransform, getInitializerApiJitTransform} from '../index';
 
-import {MockAotContext, MockCompilerHost} from './mocks';
+import {MockAotContext, MockCompilerHost} from '../../../../../test/mocks';
 
 const TEST_FILE_INPUT = '/test.ts';
 const TEST_FILE_OUTPUT = `/test.js`;

packages/compiler-cli/src/ngtsc/transform/jit/test/signal_queries_metadata_transform_spec.ts

@@ -8,14 +8,11 @@
 
 import ts from 'typescript';
 
-import {ImportedSymbolsTracker} from '../src/ngtsc/imports';
-import {TypeScriptReflectionHost} from '../src/ngtsc/reflection';
-import {
-  getDownlevelDecoratorsTransform,
-  getInitializerApiJitTransform,
-} from '../src/transformers/jit_transforms';
+import {ImportedSymbolsTracker} from '../../../imports';
+import {TypeScriptReflectionHost} from '../../../reflection';
+import {getDownlevelDecoratorsTransform, getInitializerApiJitTransform} from '../index';
 
-import {MockAotContext, MockCompilerHost} from './mocks';
+import {MockAotContext, MockCompilerHost} from '../../../../../test/mocks';
 
 const TEST_FILE_INPUT = '/test.ts';
 const TEST_FILE_OUTPUT = `/test.js`;

packages/compiler-cli/test/BUILD.bazel

@@ -11,6 +11,7 @@ ts_library(
     ],
     visibility = [
         ":__subpackages__",
+        "//packages/compiler-cli/src/ngtsc/transform/jit/test:__pkg__",
         "//packages/language-service/test:__subpackages__",
     ],
     deps = [
@@ -52,32 +53,6 @@ jasmine_node_test(
     ],
 )
 
-ts_library(
-    name = "jit_transforms_test_lib",
-    testonly = True,
-    srcs = [
-        "downlevel_decorators_transform_spec.ts",
-        "initializer_api_transforms_spec.ts",
-        "signal_queries_metadata_transform_spec.ts",
-    ],
-    deps = [
-        ":test_utils",
-        "//packages/compiler-cli/src/ngtsc/imports",
-        "//packages/compiler-cli/src/ngtsc/partial_evaluator",
-        "//packages/compiler-cli/src/ngtsc/reflection",
-        "//packages/compiler-cli/src/transformers/jit_transforms",
-        "@npm//typescript",
-    ],
-)
-
-jasmine_node_test(
-    name = "jit_transforms_test",
-    bootstrap = ["//tools/testing:node"],
-    deps = [
-        ":jit_transforms_test_lib",
-    ],
-)
-
 # perform_watch_spec
 ts_library(
     name = "perform_watch_lib",

packages/core/test/acceptance/authoring/BUILD.bazel

@@ -24,7 +24,7 @@ ts_library(
         "//packages/compiler-cli/src/ngtsc/imports",
         "//packages/compiler-cli/src/ngtsc/partial_evaluator",
         "//packages/compiler-cli/src/ngtsc/reflection",
-        "//packages/compiler-cli/src/transformers/jit_transforms",
+        "//packages/compiler-cli/src/ngtsc/transform/jit",
         "@npm//typescript",
     ],
 )

packages/core/test/acceptance/authoring/authoring_test_compiler.ts

@@ -8,7 +8,7 @@
 
 import {ImportedSymbolsTracker} from '@angular/compiler-cli/src/ngtsc/imports';
 import {TypeScriptReflectionHost} from '@angular/compiler-cli/src/ngtsc/reflection';
-import {getInitializerApiJitTransform} from '@angular/compiler-cli/src/transformers/jit_transforms';
+import {getInitializerApiJitTransform} from '@angular/compiler-cli/src/ngtsc/transform/jit';
 import fs from 'fs';
 import path from 'path';
 import ts from 'typescript';