From e2168f5f25fe86e537a8a07d9a088ce4ec9de4de Mon Sep 17 00:00:00 2001
From: Jake Bailey <5341706+jakebailey@users.noreply.github.com>
Date: Thu, 4 May 2023 16:09:29 -0700
Subject: [PATCH 1/6] Add CI job that detects unused baselines

---
 .github/workflows/ci.yml | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 75c5fac85e8c9..d30ba96c53388 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -202,3 +202,30 @@ jobs:
 
     - name: Self build
       run: npx hereby build-src --built
+
+  unused-baselines:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-node@v3
+      with:
+        node-version: "*"
+        check-latest: true
+    - run:  npm ci
+
+    - name: Remove all baselines
+      run: rm -rf tests/baselines/reference
+
+    - name: Run tests
+      run: npm test &> /dev/null
+
+    - name: Accept baselines
+      run: npx hereby baseline-accept
+
+    - name: Run tests again and print unused baselines
+      run: |
+        if ! git diff --exit-code --quiet; then
+          npm test
+          git diff --exit-code --name-only
+        fi

From 504ab840723a0cb983181eda36d96744a3a1ffce Mon Sep 17 00:00:00 2001
From: Jake Bailey <5341706+jakebailey@users.noreply.github.com>
Date: Thu, 4 May 2023 16:22:17 -0700
Subject: [PATCH 2/6] Improve logging

---
 .github/workflows/ci.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d30ba96c53388..986950d423ddd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -226,6 +226,9 @@ jobs:
     - name: Run tests again and print unused baselines
       run: |
         if ! git diff --exit-code --quiet; then
+          echo "::group::npm test"
           npm test
+          echo "::endgroup::"
+          echo "Unused baselines:"
           git diff --exit-code --name-only
         fi

From 07d8c7e11c40ed4811bdfcae939e28423eea12bc Mon Sep 17 00:00:00 2001
From: Jake Bailey <5341706+jakebailey@users.noreply.github.com>
Date: Thu, 4 May 2023 16:31:55 -0700
Subject: [PATCH 3/6] Add forgotten exit ignore

---
 .github/workflows/ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 986950d423ddd..a803a19a46bff 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -218,7 +218,7 @@ jobs:
       run: rm -rf tests/baselines/reference
 
     - name: Run tests
-      run: npm test &> /dev/null
+      run: npm test &> /dev/null || exit 0
 
     - name: Accept baselines
       run: npx hereby baseline-accept

From 7a8db1d108b9c13ae92c696edaaf3a63315b56db Mon Sep 17 00:00:00 2001
From: Jake Bailey <5341706+jakebailey@users.noreply.github.com>
Date: Fri, 5 May 2023 10:15:58 -0700
Subject: [PATCH 4/6] Drop extra test

---
 .github/workflows/ci.yml | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a803a19a46bff..1d282c6f9331c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -226,9 +226,6 @@ jobs:
     - name: Run tests again and print unused baselines
       run: |
         if ! git diff --exit-code --quiet; then
-          echo "::group::npm test"
-          npm test
-          echo "::endgroup::"
           echo "Unused baselines:"
           git diff --exit-code --name-only
         fi

From c2e21240c2f1d3d8bd9812a7e7fdd0e941119c85 Mon Sep 17 00:00:00 2001
From: Jake Bailey <5341706+jakebailey@users.noreply.github.com>
Date: Fri, 5 May 2023 10:50:05 -0700
Subject: [PATCH 5/6] Remove unused baselines

---
 .../reference/NonNullableInNonStrictMode.js   |  21 --
 .../NonNullableInNonStrictMode.symbols        |  45 ---
 .../NonNullableInNonStrictMode.types          |  43 ---
 ...refersArrayUnionMemberLibEs2015.errors.txt |  18 -
 ...ntPrefersArrayUnionMemberLibEs5.errors.txt |  18 -
 ...ration-nonStatic-methods(target=es2015).js |  41 ---
 ...ration-nonStatic-methods(target=es2022).js |  39 ---
 ...claration-nonStatic-methods(target=es5).js |  43 ---
 ...ration-nonStatic-methods(target=esnext).js |  27 --
 ...ators-classDeclaration-setFunctionName1.js |  72 ----
 tests/baselines/reference/findLast.js         |  57 ---
 tests/baselines/reference/findLast.symbols    | 187 ----------
 tests/baselines/reference/findLast.types      | 325 ------------------
 .../reference/moduleCrashInJSFile.errors.txt  |  25 --
 .../reference/moduleCrashInJSFile.js          |  23 --
 .../reference/moduleCrashInJSFile.symbols     |  24 --
 .../reference/moduleCrashInJSFile.types       |  38 --
 .../allowImportingTsExtensions/tsconfig.json  |   5 -
 .../verbatimModuleSyntaxNoElision.errors.txt  |  34 --
 .../verbatimModuleSyntaxNoElision.js          |  38 --
 .../verbatimModuleSyntaxNoElision.symbols     |  49 ---
 .../verbatimModuleSyntaxNoElision.types       |  50 ---
 22 files changed, 1222 deletions(-)
 delete mode 100644 tests/baselines/reference/NonNullableInNonStrictMode.js
 delete mode 100644 tests/baselines/reference/NonNullableInNonStrictMode.symbols
 delete mode 100644 tests/baselines/reference/NonNullableInNonStrictMode.types
 delete mode 100644 tests/baselines/reference/contextualSignatureInArrayElementPrefersArrayUnionMemberLibEs2015.errors.txt
 delete mode 100644 tests/baselines/reference/contextualSignatureInArrayElementPrefersArrayUnionMemberLibEs5.errors.txt
 delete mode 100644 tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=es2015).js
 delete mode 100644 tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=es2022).js
 delete mode 100644 tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=es5).js
 delete mode 100644 tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=esnext).js
 delete mode 100644 tests/baselines/reference/esDecorators-classDeclaration-setFunctionName1.js
 delete mode 100644 tests/baselines/reference/findLast.js
 delete mode 100644 tests/baselines/reference/findLast.symbols
 delete mode 100644 tests/baselines/reference/findLast.types
 delete mode 100644 tests/baselines/reference/moduleCrashInJSFile.errors.txt
 delete mode 100644 tests/baselines/reference/moduleCrashInJSFile.js
 delete mode 100644 tests/baselines/reference/moduleCrashInJSFile.symbols
 delete mode 100644 tests/baselines/reference/moduleCrashInJSFile.types
 delete mode 100644 tests/baselines/reference/showConfig/Shows tsconfig for single option/allowImportingTsExtensions/tsconfig.json
 delete mode 100644 tests/baselines/reference/verbatimModuleSyntaxNoElision.errors.txt
 delete mode 100644 tests/baselines/reference/verbatimModuleSyntaxNoElision.js
 delete mode 100644 tests/baselines/reference/verbatimModuleSyntaxNoElision.symbols
 delete mode 100644 tests/baselines/reference/verbatimModuleSyntaxNoElision.types

diff --git a/tests/baselines/reference/NonNullableInNonStrictMode.js b/tests/baselines/reference/NonNullableInNonStrictMode.js
deleted file mode 100644
index e5a577ed7ba88..0000000000000
--- a/tests/baselines/reference/NonNullableInNonStrictMode.js
+++ /dev/null
@@ -1,21 +0,0 @@
-//// [NonNullableInNonStrictMode.ts]
-// These should all resolve to never
-
-type T0 = NonNullable<null>;
-type T1 = NonNullable<undefined>;
-type T2 = null & {};
-type T3 = undefined & {};
-type T4 = null & undefined;
-type T6 = null & { a: string } & {};
-
-// Repro from #50519
-
-type NonNullableNew<T> = T & {};
-type NonNullableOld<T> = T extends null | undefined ? never : T;
-
-type IsNullWithoutStrictNullChecks = NonNullableNew<null>;
-type IsAlwaysNever = NonNullableOld<null>;
-
-
-//// [NonNullableInNonStrictMode.js]
-// These should all resolve to never
diff --git a/tests/baselines/reference/NonNullableInNonStrictMode.symbols b/tests/baselines/reference/NonNullableInNonStrictMode.symbols
deleted file mode 100644
index b01bdc9cfbeee..0000000000000
--- a/tests/baselines/reference/NonNullableInNonStrictMode.symbols
+++ /dev/null
@@ -1,45 +0,0 @@
-=== tests/cases/compiler/NonNullableInNonStrictMode.ts ===
-// These should all resolve to never
-
-type T0 = NonNullable<null>;
->T0 : Symbol(T0, Decl(NonNullableInNonStrictMode.ts, 0, 0))
->NonNullable : Symbol(NonNullable, Decl(lib.es5.d.ts, --, --))
-
-type T1 = NonNullable<undefined>;
->T1 : Symbol(T1, Decl(NonNullableInNonStrictMode.ts, 2, 28))
->NonNullable : Symbol(NonNullable, Decl(lib.es5.d.ts, --, --))
-
-type T2 = null & {};
->T2 : Symbol(T2, Decl(NonNullableInNonStrictMode.ts, 3, 33))
-
-type T3 = undefined & {};
->T3 : Symbol(T3, Decl(NonNullableInNonStrictMode.ts, 4, 20))
-
-type T4 = null & undefined;
->T4 : Symbol(T4, Decl(NonNullableInNonStrictMode.ts, 5, 25))
-
-type T6 = null & { a: string } & {};
->T6 : Symbol(T6, Decl(NonNullableInNonStrictMode.ts, 6, 27))
->a : Symbol(a, Decl(NonNullableInNonStrictMode.ts, 7, 18))
-
-// Repro from #50519
-
-type NonNullableNew<T> = T & {};
->NonNullableNew : Symbol(NonNullableNew, Decl(NonNullableInNonStrictMode.ts, 7, 36))
->T : Symbol(T, Decl(NonNullableInNonStrictMode.ts, 11, 20))
->T : Symbol(T, Decl(NonNullableInNonStrictMode.ts, 11, 20))
-
-type NonNullableOld<T> = T extends null | undefined ? never : T;
->NonNullableOld : Symbol(NonNullableOld, Decl(NonNullableInNonStrictMode.ts, 11, 32))
->T : Symbol(T, Decl(NonNullableInNonStrictMode.ts, 12, 20))
->T : Symbol(T, Decl(NonNullableInNonStrictMode.ts, 12, 20))
->T : Symbol(T, Decl(NonNullableInNonStrictMode.ts, 12, 20))
-
-type IsNullWithoutStrictNullChecks = NonNullableNew<null>;
->IsNullWithoutStrictNullChecks : Symbol(IsNullWithoutStrictNullChecks, Decl(NonNullableInNonStrictMode.ts, 12, 64))
->NonNullableNew : Symbol(NonNullableNew, Decl(NonNullableInNonStrictMode.ts, 7, 36))
-
-type IsAlwaysNever = NonNullableOld<null>;
->IsAlwaysNever : Symbol(IsAlwaysNever, Decl(NonNullableInNonStrictMode.ts, 14, 58))
->NonNullableOld : Symbol(NonNullableOld, Decl(NonNullableInNonStrictMode.ts, 11, 32))
-
diff --git a/tests/baselines/reference/NonNullableInNonStrictMode.types b/tests/baselines/reference/NonNullableInNonStrictMode.types
deleted file mode 100644
index cb2894ce0526b..0000000000000
--- a/tests/baselines/reference/NonNullableInNonStrictMode.types
+++ /dev/null
@@ -1,43 +0,0 @@
-=== tests/cases/compiler/NonNullableInNonStrictMode.ts ===
-// These should all resolve to never
-
-type T0 = NonNullable<null>;
->T0 : never
->null : null
-
-type T1 = NonNullable<undefined>;
->T1 : never
-
-type T2 = null & {};
->T2 : never
->null : null
-
-type T3 = undefined & {};
->T3 : never
-
-type T4 = null & undefined;
->T4 : never
->null : null
-
-type T6 = null & { a: string } & {};
->T6 : never
->null : null
->a : string
-
-// Repro from #50519
-
-type NonNullableNew<T> = T & {};
->NonNullableNew : NonNullableNew<T>
-
-type NonNullableOld<T> = T extends null | undefined ? never : T;
->NonNullableOld : NonNullableOld<T>
->null : null
-
-type IsNullWithoutStrictNullChecks = NonNullableNew<null>;
->IsNullWithoutStrictNullChecks : never
->null : null
-
-type IsAlwaysNever = NonNullableOld<null>;
->IsAlwaysNever : never
->null : null
-
diff --git a/tests/baselines/reference/contextualSignatureInArrayElementPrefersArrayUnionMemberLibEs2015.errors.txt b/tests/baselines/reference/contextualSignatureInArrayElementPrefersArrayUnionMemberLibEs2015.errors.txt
deleted file mode 100644
index d6ee14f7b0f6c..0000000000000
--- a/tests/baselines/reference/contextualSignatureInArrayElementPrefersArrayUnionMemberLibEs2015.errors.txt
+++ /dev/null
@@ -1,18 +0,0 @@
-tests/cases/compiler/contextualSignatureInArrayElementPrefersArrayUnionMemberLibEs2015.ts(8,4): error TS7006: Parameter 'arg' implicitly has an 'any' type.
-
-
-==== tests/cases/compiler/contextualSignatureInArrayElementPrefersArrayUnionMemberLibEs2015.ts (1 errors) ====
-    // repro from #52588
-    
-    declare function test(
-      arg: Record<string, (arg: string) => void> | Array<(arg: number) => void>
-    ): void;
-    
-    test([
-      (arg) => {
-       ~~~
-!!! error TS7006: Parameter 'arg' implicitly has an 'any' type.
-        arg; // number
-      },
-    ]);
-    
\ No newline at end of file
diff --git a/tests/baselines/reference/contextualSignatureInArrayElementPrefersArrayUnionMemberLibEs5.errors.txt b/tests/baselines/reference/contextualSignatureInArrayElementPrefersArrayUnionMemberLibEs5.errors.txt
deleted file mode 100644
index 76f299a99fb83..0000000000000
--- a/tests/baselines/reference/contextualSignatureInArrayElementPrefersArrayUnionMemberLibEs5.errors.txt
+++ /dev/null
@@ -1,18 +0,0 @@
-tests/cases/compiler/contextualSignatureInArrayElementPrefersArrayUnionMemberLibEs5.ts(8,4): error TS7006: Parameter 'arg' implicitly has an 'any' type.
-
-
-==== tests/cases/compiler/contextualSignatureInArrayElementPrefersArrayUnionMemberLibEs5.ts (1 errors) ====
-    // repro from #52588
-    
-    declare function test(
-      arg: Record<string, (arg: string) => void> | Array<(arg: number) => void>
-    ): void;
-    
-    test([
-      (arg) => {
-       ~~~
-!!! error TS7006: Parameter 'arg' implicitly has an 'any' type.
-        arg; // number
-      },
-    ]);
-    
\ No newline at end of file
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=es2015).js b/tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=es2015).js
deleted file mode 100644
index 3f93aff1faa0c..0000000000000
--- a/tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=es2015).js
+++ /dev/null
@@ -1,41 +0,0 @@
-//// [esDecorators-classDeclaration-nonStatic-methods.ts]
-declare let dec: any;
-
-const method3 = "method3";
-
-class C {
-    @dec
-    method1() {}
-
-    @dec
-    ["method2"]() {}
-
-    @dec
-    [method3]() {}
-}
-
-
-//// [esDecorators-classDeclaration-nonStatic-methods.js]
-const method3 = "method3";
-let C = (() => {
-    var _a;
-    var _b;
-    let _instanceExtraInitializers = [];
-    let _method1_decorators;
-    let _member_decorators;
-    let _member_decorators_1;
-    return _a = class C {
-            method1() { }
-            [(_method1_decorators = [dec], _member_decorators = [dec], "method2")]() { }
-            [(_member_decorators_1 = [dec], _b = __propKey(method3))]() { }
-            constructor() {
-                __runInitializers(this, _instanceExtraInitializers);
-            }
-        },
-        (() => {
-            __esDecorate(_a, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { get() { return this.method1; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { get() { return this["method2"]; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators_1, { kind: "method", name: _b, static: false, private: false, access: { get() { return this[_b]; } } }, null, _instanceExtraInitializers);
-        })(),
-        _a;
-})();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=es2022).js b/tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=es2022).js
deleted file mode 100644
index c0aacbd263843..0000000000000
--- a/tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=es2022).js
+++ /dev/null
@@ -1,39 +0,0 @@
-//// [esDecorators-classDeclaration-nonStatic-methods.ts]
-declare let dec: any;
-
-const method3 = "method3";
-
-class C {
-    @dec
-    method1() {}
-
-    @dec
-    ["method2"]() {}
-
-    @dec
-    [method3]() {}
-}
-
-
-//// [esDecorators-classDeclaration-nonStatic-methods.js]
-const method3 = "method3";
-let C = (() => {
-    var _a;
-    let _instanceExtraInitializers = [];
-    let _method1_decorators;
-    let _member_decorators;
-    let _member_decorators_1;
-    return class C {
-        static {
-            __esDecorate(this, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { get() { return this.method1; } } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { get() { return this["method2"]; } } }, null, _instanceExtraInitializers);
-            __esDecorate(this, null, _member_decorators_1, { kind: "method", name: _a, static: false, private: false, access: { get() { return this[_a]; } } }, null, _instanceExtraInitializers);
-        }
-        method1() { }
-        [(_method1_decorators = [dec], _member_decorators = [dec], "method2")]() { }
-        [(_member_decorators_1 = [dec], _a = __propKey(method3))]() { }
-        constructor() {
-            __runInitializers(this, _instanceExtraInitializers);
-        }
-    };
-})();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=es5).js b/tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=es5).js
deleted file mode 100644
index dfe79fd0f75ff..0000000000000
--- a/tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=es5).js
+++ /dev/null
@@ -1,43 +0,0 @@
-//// [esDecorators-classDeclaration-nonStatic-methods.ts]
-declare let dec: any;
-
-const method3 = "method3";
-
-class C {
-    @dec
-    method1() {}
-
-    @dec
-    ["method2"]() {}
-
-    @dec
-    [method3]() {}
-}
-
-
-//// [esDecorators-classDeclaration-nonStatic-methods.js]
-var _this = this;
-var method3 = "method3";
-var C = function () {
-    var _a;
-    var _b;
-    var _instanceExtraInitializers = [];
-    var _method1_decorators;
-    var _member_decorators;
-    var _member_decorators_1;
-    return _a = /** @class */ (function () {
-            function C() {
-                __runInitializers(this, _instanceExtraInitializers);
-            }
-            C.prototype.method1 = function () { };
-            C.prototype[(_method1_decorators = [dec], _member_decorators = [dec], "method2")] = function () { };
-            C.prototype[(_member_decorators_1 = [dec], _b = __propKey(method3))] = function () { };
-            return C;
-        }()),
-        (function () {
-            __esDecorate(_a, null, _method1_decorators, { kind: "method", name: "method1", static: false, private: false, access: { get: function () { return this.method1; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators, { kind: "method", name: "method2", static: false, private: false, access: { get: function () { return this["method2"]; } } }, null, _instanceExtraInitializers);
-            __esDecorate(_a, null, _member_decorators_1, { kind: "method", name: _b, static: false, private: false, access: { get: function () { return this[_b]; } } }, null, _instanceExtraInitializers);
-        })(),
-        _a;
-}();
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=esnext).js b/tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=esnext).js
deleted file mode 100644
index d509c408a598d..0000000000000
--- a/tests/baselines/reference/esDecorators-classDeclaration-nonStatic-methods(target=esnext).js
+++ /dev/null
@@ -1,27 +0,0 @@
-//// [esDecorators-classDeclaration-nonStatic-methods.ts]
-declare let dec: any;
-
-const method3 = "method3";
-
-class C {
-    @dec
-    method1() {}
-
-    @dec
-    ["method2"]() {}
-
-    @dec
-    [method3]() {}
-}
-
-
-//// [esDecorators-classDeclaration-nonStatic-methods.js]
-const method3 = "method3";
-class C {
-    @dec
-    method1() { }
-    @dec
-    ["method2"]() { }
-    @dec
-    [method3]() { }
-}
diff --git a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName1.js b/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName1.js
deleted file mode 100644
index 2f0656c9ea6a8..0000000000000
--- a/tests/baselines/reference/esDecorators-classDeclaration-setFunctionName1.js
+++ /dev/null
@@ -1,72 +0,0 @@
-//// [tests/cases/conformance/esDecorators/classDeclaration/esDecorators-classDeclaration-setFunctionName1.ts] ////
-
-//// [a.ts]
-declare let dec: any;
-
-@dec class C {}
-
-export {}
-
-//// [b.ts]
-declare let dec: any;
-
-@dec export class C {}
-
-//// [c.ts]
-declare let dec: any;
-
-@dec export default class C {}
-
-//// [c.ts]
-declare let dec: any;
-
-@dec export default class {}
-
-
-//// [a.js]
-let C = (() => {
-    let _classDecorators = [dec];
-    let _classDescriptor;
-    let _classExtraInitializers = [];
-    let _classThis;
-    var C = class {
-        static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, _classExtraInitializers);
-            C = _classThis = _classDescriptor.value;
-            __runInitializers(_classThis, _classExtraInitializers);
-        }
-    };
-    return C;
-})();
-export {};
-//// [b.js]
-export let C = (() => {
-    let _classDecorators = [dec];
-    let _classDescriptor;
-    let _classExtraInitializers = [];
-    let _classThis;
-    var C = class {
-        static {
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, _classExtraInitializers);
-            C = _classThis = _classDescriptor.value;
-            __runInitializers(_classThis, _classExtraInitializers);
-        }
-    };
-    return C;
-})();
-//// [c.js]
-export default (() => {
-    let _classDecorators = [dec];
-    let _classDescriptor;
-    let _classExtraInitializers = [];
-    let _classThis;
-    var default_1 = class {
-        static {
-            __setFunctionName(this, "default");
-            __esDecorate(null, _classDescriptor = { value: this }, _classDecorators, { kind: "class", name: this.name }, _classExtraInitializers);
-            default_1 = _classThis = _classDescriptor.value;
-            __runInitializers(_classThis, _classExtraInitializers);
-        }
-    };
-    return default_1;
-})();
diff --git a/tests/baselines/reference/findLast.js b/tests/baselines/reference/findLast.js
deleted file mode 100644
index b9ba7b1324b38..0000000000000
--- a/tests/baselines/reference/findLast.js
+++ /dev/null
@@ -1,57 +0,0 @@
-//// [findLast.ts]
-const itemNumber: number | undefined = [0].findLast((item) => item === 0);
-const itemString: string | undefined = ["string"].findLast((item) => item === "string");
-new Int8Array().findLast((item) => item === 0);
-new Uint8Array().findLast((item) => item === 0);
-new Uint8ClampedArray().findLast((item) => item === 0);
-new Int16Array().findLast((item) => item === 0);
-new Uint16Array().findLast((item) => item === 0);
-new Int32Array().findLast((item) => item === 0);
-new Uint32Array().findLast((item) => item === 0);
-new Float32Array().findLast((item) => item === 0);
-new Float64Array().findLast((item) => item === 0);
-new BigInt64Array().findLast((item) => item === BigInt(0));
-new BigUint64Array().findLast((item) => item === BigInt(0));
-
-const indexNumber: number = [0].findLastIndex((item) => item === 0);
-const indexString: number = ["string"].findLastIndex((item) => item === "string");
-new Int8Array().findLastIndex((item) => item === 0);
-new Uint8Array().findLastIndex((item) => item === 0);
-new Uint8ClampedArray().findLastIndex((item) => item === 0);
-new Int16Array().findLastIndex((item) => item === 0);
-new Uint16Array().findLastIndex((item) => item === 0);
-new Int32Array().findLastIndex((item) => item === 0);
-new Uint32Array().findLastIndex((item) => item === 0);
-new Float32Array().findLastIndex((item) => item === 0);
-new Float64Array().findLastIndex((item) => item === 0);
-new BigInt64Array().findLastIndex((item) => item === BigInt(0));
-new BigUint64Array().findLastIndex((item) => item === BigInt(0));
-
-
-//// [findLast.js]
-const itemNumber = [0].findLast((item) => item === 0);
-const itemString = ["string"].findLast((item) => item === "string");
-new Int8Array().findLast((item) => item === 0);
-new Uint8Array().findLast((item) => item === 0);
-new Uint8ClampedArray().findLast((item) => item === 0);
-new Int16Array().findLast((item) => item === 0);
-new Uint16Array().findLast((item) => item === 0);
-new Int32Array().findLast((item) => item === 0);
-new Uint32Array().findLast((item) => item === 0);
-new Float32Array().findLast((item) => item === 0);
-new Float64Array().findLast((item) => item === 0);
-new BigInt64Array().findLast((item) => item === BigInt(0));
-new BigUint64Array().findLast((item) => item === BigInt(0));
-const indexNumber = [0].findLastIndex((item) => item === 0);
-const indexString = ["string"].findLastIndex((item) => item === "string");
-new Int8Array().findLastIndex((item) => item === 0);
-new Uint8Array().findLastIndex((item) => item === 0);
-new Uint8ClampedArray().findLastIndex((item) => item === 0);
-new Int16Array().findLastIndex((item) => item === 0);
-new Uint16Array().findLastIndex((item) => item === 0);
-new Int32Array().findLastIndex((item) => item === 0);
-new Uint32Array().findLastIndex((item) => item === 0);
-new Float32Array().findLastIndex((item) => item === 0);
-new Float64Array().findLastIndex((item) => item === 0);
-new BigInt64Array().findLastIndex((item) => item === BigInt(0));
-new BigUint64Array().findLastIndex((item) => item === BigInt(0));
diff --git a/tests/baselines/reference/findLast.symbols b/tests/baselines/reference/findLast.symbols
deleted file mode 100644
index e4340f479f988..0000000000000
--- a/tests/baselines/reference/findLast.symbols
+++ /dev/null
@@ -1,187 +0,0 @@
-=== tests/cases/compiler/findLast.ts ===
-const itemNumber: number | undefined = [0].findLast((item) => item === 0);
->itemNumber : Symbol(itemNumber, Decl(findLast.ts, 0, 5))
->[0].findLast : Symbol(Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->findLast : Symbol(Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 0, 53))
->item : Symbol(item, Decl(findLast.ts, 0, 53))
-
-const itemString: string | undefined = ["string"].findLast((item) => item === "string");
->itemString : Symbol(itemString, Decl(findLast.ts, 1, 5))
->["string"].findLast : Symbol(Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->findLast : Symbol(Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 1, 60))
->item : Symbol(item, Decl(findLast.ts, 1, 60))
-
-new Int8Array().findLast((item) => item === 0);
->new Int8Array().findLast : Symbol(Int8Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->Int8Array : Symbol(Int8Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLast : Symbol(Int8Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 2, 26))
->item : Symbol(item, Decl(findLast.ts, 2, 26))
-
-new Uint8Array().findLast((item) => item === 0);
->new Uint8Array().findLast : Symbol(Uint8Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->Uint8Array : Symbol(Uint8Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLast : Symbol(Uint8Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 3, 27))
->item : Symbol(item, Decl(findLast.ts, 3, 27))
-
-new Uint8ClampedArray().findLast((item) => item === 0);
->new Uint8ClampedArray().findLast : Symbol(Uint8ClampedArray.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->Uint8ClampedArray : Symbol(Uint8ClampedArray, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLast : Symbol(Uint8ClampedArray.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 4, 34))
->item : Symbol(item, Decl(findLast.ts, 4, 34))
-
-new Int16Array().findLast((item) => item === 0);
->new Int16Array().findLast : Symbol(Int16Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->Int16Array : Symbol(Int16Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLast : Symbol(Int16Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 5, 27))
->item : Symbol(item, Decl(findLast.ts, 5, 27))
-
-new Uint16Array().findLast((item) => item === 0);
->new Uint16Array().findLast : Symbol(Uint16Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->Uint16Array : Symbol(Uint16Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLast : Symbol(Uint16Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 6, 28))
->item : Symbol(item, Decl(findLast.ts, 6, 28))
-
-new Int32Array().findLast((item) => item === 0);
->new Int32Array().findLast : Symbol(Int32Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->Int32Array : Symbol(Int32Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLast : Symbol(Int32Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 7, 27))
->item : Symbol(item, Decl(findLast.ts, 7, 27))
-
-new Uint32Array().findLast((item) => item === 0);
->new Uint32Array().findLast : Symbol(Uint32Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->Uint32Array : Symbol(Uint32Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLast : Symbol(Uint32Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 8, 28))
->item : Symbol(item, Decl(findLast.ts, 8, 28))
-
-new Float32Array().findLast((item) => item === 0);
->new Float32Array().findLast : Symbol(Float32Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->Float32Array : Symbol(Float32Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLast : Symbol(Float32Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 9, 29))
->item : Symbol(item, Decl(findLast.ts, 9, 29))
-
-new Float64Array().findLast((item) => item === 0);
->new Float64Array().findLast : Symbol(Float64Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->Float64Array : Symbol(Float64Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLast : Symbol(Float64Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 10, 29))
->item : Symbol(item, Decl(findLast.ts, 10, 29))
-
-new BigInt64Array().findLast((item) => item === BigInt(0));
->new BigInt64Array().findLast : Symbol(BigInt64Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->BigInt64Array : Symbol(BigInt64Array, Decl(lib.es2020.bigint.d.ts, --, --), Decl(lib.es2020.bigint.d.ts, --, --), Decl(lib.es2022.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->findLast : Symbol(BigInt64Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 11, 30))
->item : Symbol(item, Decl(findLast.ts, 11, 30))
->BigInt : Symbol(BigInt, Decl(lib.es2020.bigint.d.ts, --, --), Decl(lib.es2020.bigint.d.ts, --, --))
-
-new BigUint64Array().findLast((item) => item === BigInt(0));
->new BigUint64Array().findLast : Symbol(BigUint64Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->BigUint64Array : Symbol(BigUint64Array, Decl(lib.es2020.bigint.d.ts, --, --), Decl(lib.es2020.bigint.d.ts, --, --), Decl(lib.es2022.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->findLast : Symbol(BigUint64Array.findLast, Decl(lib.es2023.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 12, 31))
->item : Symbol(item, Decl(findLast.ts, 12, 31))
->BigInt : Symbol(BigInt, Decl(lib.es2020.bigint.d.ts, --, --), Decl(lib.es2020.bigint.d.ts, --, --))
-
-const indexNumber: number = [0].findLastIndex((item) => item === 0);
->indexNumber : Symbol(indexNumber, Decl(findLast.ts, 14, 5))
->[0].findLastIndex : Symbol(Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->findLastIndex : Symbol(Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 14, 47))
->item : Symbol(item, Decl(findLast.ts, 14, 47))
-
-const indexString: number = ["string"].findLastIndex((item) => item === "string");
->indexString : Symbol(indexString, Decl(findLast.ts, 15, 5))
->["string"].findLastIndex : Symbol(Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->findLastIndex : Symbol(Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 15, 54))
->item : Symbol(item, Decl(findLast.ts, 15, 54))
-
-new Int8Array().findLastIndex((item) => item === 0);
->new Int8Array().findLastIndex : Symbol(Int8Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->Int8Array : Symbol(Int8Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLastIndex : Symbol(Int8Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 16, 31))
->item : Symbol(item, Decl(findLast.ts, 16, 31))
-
-new Uint8Array().findLastIndex((item) => item === 0);
->new Uint8Array().findLastIndex : Symbol(Uint8Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->Uint8Array : Symbol(Uint8Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLastIndex : Symbol(Uint8Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 17, 32))
->item : Symbol(item, Decl(findLast.ts, 17, 32))
-
-new Uint8ClampedArray().findLastIndex((item) => item === 0);
->new Uint8ClampedArray().findLastIndex : Symbol(Uint8ClampedArray.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->Uint8ClampedArray : Symbol(Uint8ClampedArray, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLastIndex : Symbol(Uint8ClampedArray.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 18, 39))
->item : Symbol(item, Decl(findLast.ts, 18, 39))
-
-new Int16Array().findLastIndex((item) => item === 0);
->new Int16Array().findLastIndex : Symbol(Int16Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->Int16Array : Symbol(Int16Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLastIndex : Symbol(Int16Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 19, 32))
->item : Symbol(item, Decl(findLast.ts, 19, 32))
-
-new Uint16Array().findLastIndex((item) => item === 0);
->new Uint16Array().findLastIndex : Symbol(Uint16Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->Uint16Array : Symbol(Uint16Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLastIndex : Symbol(Uint16Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 20, 33))
->item : Symbol(item, Decl(findLast.ts, 20, 33))
-
-new Int32Array().findLastIndex((item) => item === 0);
->new Int32Array().findLastIndex : Symbol(Int32Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->Int32Array : Symbol(Int32Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLastIndex : Symbol(Int32Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 21, 32))
->item : Symbol(item, Decl(findLast.ts, 21, 32))
-
-new Uint32Array().findLastIndex((item) => item === 0);
->new Uint32Array().findLastIndex : Symbol(Uint32Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->Uint32Array : Symbol(Uint32Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLastIndex : Symbol(Uint32Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 22, 33))
->item : Symbol(item, Decl(findLast.ts, 22, 33))
-
-new Float32Array().findLastIndex((item) => item === 0);
->new Float32Array().findLastIndex : Symbol(Float32Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->Float32Array : Symbol(Float32Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLastIndex : Symbol(Float32Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 23, 34))
->item : Symbol(item, Decl(findLast.ts, 23, 34))
-
-new Float64Array().findLastIndex((item) => item === 0);
->new Float64Array().findLastIndex : Symbol(Float64Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->Float64Array : Symbol(Float64Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2016.array.include.d.ts, --, --) ... and 2 more)
->findLastIndex : Symbol(Float64Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 24, 34))
->item : Symbol(item, Decl(findLast.ts, 24, 34))
-
-new BigInt64Array().findLastIndex((item) => item === BigInt(0));
->new BigInt64Array().findLastIndex : Symbol(BigInt64Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->BigInt64Array : Symbol(BigInt64Array, Decl(lib.es2020.bigint.d.ts, --, --), Decl(lib.es2020.bigint.d.ts, --, --), Decl(lib.es2022.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->findLastIndex : Symbol(BigInt64Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 25, 35))
->item : Symbol(item, Decl(findLast.ts, 25, 35))
->BigInt : Symbol(BigInt, Decl(lib.es2020.bigint.d.ts, --, --), Decl(lib.es2020.bigint.d.ts, --, --))
-
-new BigUint64Array().findLastIndex((item) => item === BigInt(0));
->new BigUint64Array().findLastIndex : Symbol(BigUint64Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->BigUint64Array : Symbol(BigUint64Array, Decl(lib.es2020.bigint.d.ts, --, --), Decl(lib.es2020.bigint.d.ts, --, --), Decl(lib.es2022.array.d.ts, --, --), Decl(lib.es2023.array.d.ts, --, --))
->findLastIndex : Symbol(BigUint64Array.findLastIndex, Decl(lib.es2023.array.d.ts, --, --))
->item : Symbol(item, Decl(findLast.ts, 26, 36))
->item : Symbol(item, Decl(findLast.ts, 26, 36))
->BigInt : Symbol(BigInt, Decl(lib.es2020.bigint.d.ts, --, --), Decl(lib.es2020.bigint.d.ts, --, --))
-
diff --git a/tests/baselines/reference/findLast.types b/tests/baselines/reference/findLast.types
deleted file mode 100644
index e3881545e053a..0000000000000
--- a/tests/baselines/reference/findLast.types
+++ /dev/null
@@ -1,325 +0,0 @@
-=== tests/cases/compiler/findLast.ts ===
-const itemNumber: number | undefined = [0].findLast((item) => item === 0);
->itemNumber : number
->[0].findLast((item) => item === 0) : number
->[0].findLast : { <S extends number>(predicate: (value: number, index: number, array: number[]) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: number[]) => unknown, thisArg?: any): number; }
->[0] : number[]
->0 : 0
->findLast : { <S extends number>(predicate: (value: number, index: number, array: number[]) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: number[]) => unknown, thisArg?: any): number; }
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-const itemString: string | undefined = ["string"].findLast((item) => item === "string");
->itemString : string
->["string"].findLast((item) => item === "string") : string
->["string"].findLast : { <S extends string>(predicate: (value: string, index: number, array: string[]) => value is S, thisArg?: any): S; (predicate: (value: string, index: number, array: string[]) => unknown, thisArg?: any): string; }
->["string"] : string[]
->"string" : "string"
->findLast : { <S extends string>(predicate: (value: string, index: number, array: string[]) => value is S, thisArg?: any): S; (predicate: (value: string, index: number, array: string[]) => unknown, thisArg?: any): string; }
->(item) => item === "string" : (item: string) => boolean
->item : string
->item === "string" : boolean
->item : string
->"string" : "string"
-
-new Int8Array().findLast((item) => item === 0);
->new Int8Array().findLast((item) => item === 0) : number
->new Int8Array().findLast : { <S extends number>(predicate: (value: number, index: number, array: Int8Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Int8Array) => unknown, thisArg?: any): number; }
->new Int8Array() : Int8Array
->Int8Array : Int8ArrayConstructor
->findLast : { <S extends number>(predicate: (value: number, index: number, array: Int8Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Int8Array) => unknown, thisArg?: any): number; }
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Uint8Array().findLast((item) => item === 0);
->new Uint8Array().findLast((item) => item === 0) : number
->new Uint8Array().findLast : { <S extends number>(predicate: (value: number, index: number, array: Uint8Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Uint8Array) => unknown, thisArg?: any): number; }
->new Uint8Array() : Uint8Array
->Uint8Array : Uint8ArrayConstructor
->findLast : { <S extends number>(predicate: (value: number, index: number, array: Uint8Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Uint8Array) => unknown, thisArg?: any): number; }
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Uint8ClampedArray().findLast((item) => item === 0);
->new Uint8ClampedArray().findLast((item) => item === 0) : number
->new Uint8ClampedArray().findLast : { <S extends number>(predicate: (value: number, index: number, array: Uint8ClampedArray) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Uint8ClampedArray) => unknown, thisArg?: any): number; }
->new Uint8ClampedArray() : Uint8ClampedArray
->Uint8ClampedArray : Uint8ClampedArrayConstructor
->findLast : { <S extends number>(predicate: (value: number, index: number, array: Uint8ClampedArray) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Uint8ClampedArray) => unknown, thisArg?: any): number; }
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Int16Array().findLast((item) => item === 0);
->new Int16Array().findLast((item) => item === 0) : number
->new Int16Array().findLast : { <S extends number>(predicate: (value: number, index: number, array: Int16Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Int16Array) => unknown, thisArg?: any): number; }
->new Int16Array() : Int16Array
->Int16Array : Int16ArrayConstructor
->findLast : { <S extends number>(predicate: (value: number, index: number, array: Int16Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Int16Array) => unknown, thisArg?: any): number; }
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Uint16Array().findLast((item) => item === 0);
->new Uint16Array().findLast((item) => item === 0) : number
->new Uint16Array().findLast : { <S extends number>(predicate: (value: number, index: number, array: Uint16Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Uint16Array) => unknown, thisArg?: any): number; }
->new Uint16Array() : Uint16Array
->Uint16Array : Uint16ArrayConstructor
->findLast : { <S extends number>(predicate: (value: number, index: number, array: Uint16Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Uint16Array) => unknown, thisArg?: any): number; }
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Int32Array().findLast((item) => item === 0);
->new Int32Array().findLast((item) => item === 0) : number
->new Int32Array().findLast : { <S extends number>(predicate: (value: number, index: number, array: Int32Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Int32Array) => unknown, thisArg?: any): number; }
->new Int32Array() : Int32Array
->Int32Array : Int32ArrayConstructor
->findLast : { <S extends number>(predicate: (value: number, index: number, array: Int32Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Int32Array) => unknown, thisArg?: any): number; }
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Uint32Array().findLast((item) => item === 0);
->new Uint32Array().findLast((item) => item === 0) : number
->new Uint32Array().findLast : { <S extends number>(predicate: (value: number, index: number, array: Uint32Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Uint32Array) => unknown, thisArg?: any): number; }
->new Uint32Array() : Uint32Array
->Uint32Array : Uint32ArrayConstructor
->findLast : { <S extends number>(predicate: (value: number, index: number, array: Uint32Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Uint32Array) => unknown, thisArg?: any): number; }
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Float32Array().findLast((item) => item === 0);
->new Float32Array().findLast((item) => item === 0) : number
->new Float32Array().findLast : { <S extends number>(predicate: (value: number, index: number, array: Float32Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Float32Array) => unknown, thisArg?: any): number; }
->new Float32Array() : Float32Array
->Float32Array : Float32ArrayConstructor
->findLast : { <S extends number>(predicate: (value: number, index: number, array: Float32Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Float32Array) => unknown, thisArg?: any): number; }
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Float64Array().findLast((item) => item === 0);
->new Float64Array().findLast((item) => item === 0) : number
->new Float64Array().findLast : { <S extends number>(predicate: (value: number, index: number, array: Float64Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Float64Array) => unknown, thisArg?: any): number; }
->new Float64Array() : Float64Array
->Float64Array : Float64ArrayConstructor
->findLast : { <S extends number>(predicate: (value: number, index: number, array: Float64Array) => value is S, thisArg?: any): S; (predicate: (value: number, index: number, array: Float64Array) => unknown, thisArg?: any): number; }
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new BigInt64Array().findLast((item) => item === BigInt(0));
->new BigInt64Array().findLast((item) => item === BigInt(0)) : bigint
->new BigInt64Array().findLast : { <S extends bigint>(predicate: (value: bigint, index: number, array: BigInt64Array) => value is S, thisArg?: any): S; (predicate: (value: bigint, index: number, array: BigInt64Array) => unknown, thisArg?: any): bigint; }
->new BigInt64Array() : BigInt64Array
->BigInt64Array : BigInt64ArrayConstructor
->findLast : { <S extends bigint>(predicate: (value: bigint, index: number, array: BigInt64Array) => value is S, thisArg?: any): S; (predicate: (value: bigint, index: number, array: BigInt64Array) => unknown, thisArg?: any): bigint; }
->(item) => item === BigInt(0) : (item: bigint) => boolean
->item : bigint
->item === BigInt(0) : boolean
->item : bigint
->BigInt(0) : bigint
->BigInt : BigIntConstructor
->0 : 0
-
-new BigUint64Array().findLast((item) => item === BigInt(0));
->new BigUint64Array().findLast((item) => item === BigInt(0)) : bigint
->new BigUint64Array().findLast : { <S extends bigint>(predicate: (value: bigint, index: number, array: BigUint64Array) => value is S, thisArg?: any): S; (predicate: (value: bigint, index: number, array: BigUint64Array) => unknown, thisArg?: any): bigint; }
->new BigUint64Array() : BigUint64Array
->BigUint64Array : BigUint64ArrayConstructor
->findLast : { <S extends bigint>(predicate: (value: bigint, index: number, array: BigUint64Array) => value is S, thisArg?: any): S; (predicate: (value: bigint, index: number, array: BigUint64Array) => unknown, thisArg?: any): bigint; }
->(item) => item === BigInt(0) : (item: bigint) => boolean
->item : bigint
->item === BigInt(0) : boolean
->item : bigint
->BigInt(0) : bigint
->BigInt : BigIntConstructor
->0 : 0
-
-const indexNumber: number = [0].findLastIndex((item) => item === 0);
->indexNumber : number
->[0].findLastIndex((item) => item === 0) : number
->[0].findLastIndex : (predicate: (value: number, index: number, array: number[]) => unknown, thisArg?: any) => number
->[0] : number[]
->0 : 0
->findLastIndex : (predicate: (value: number, index: number, array: number[]) => unknown, thisArg?: any) => number
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-const indexString: number = ["string"].findLastIndex((item) => item === "string");
->indexString : number
->["string"].findLastIndex((item) => item === "string") : number
->["string"].findLastIndex : (predicate: (value: string, index: number, array: string[]) => unknown, thisArg?: any) => number
->["string"] : string[]
->"string" : "string"
->findLastIndex : (predicate: (value: string, index: number, array: string[]) => unknown, thisArg?: any) => number
->(item) => item === "string" : (item: string) => boolean
->item : string
->item === "string" : boolean
->item : string
->"string" : "string"
-
-new Int8Array().findLastIndex((item) => item === 0);
->new Int8Array().findLastIndex((item) => item === 0) : number
->new Int8Array().findLastIndex : (predicate: (value: number, index: number, array: Int8Array) => unknown, thisArg?: any) => number
->new Int8Array() : Int8Array
->Int8Array : Int8ArrayConstructor
->findLastIndex : (predicate: (value: number, index: number, array: Int8Array) => unknown, thisArg?: any) => number
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Uint8Array().findLastIndex((item) => item === 0);
->new Uint8Array().findLastIndex((item) => item === 0) : number
->new Uint8Array().findLastIndex : (predicate: (value: number, index: number, array: Uint8Array) => unknown, thisArg?: any) => number
->new Uint8Array() : Uint8Array
->Uint8Array : Uint8ArrayConstructor
->findLastIndex : (predicate: (value: number, index: number, array: Uint8Array) => unknown, thisArg?: any) => number
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Uint8ClampedArray().findLastIndex((item) => item === 0);
->new Uint8ClampedArray().findLastIndex((item) => item === 0) : number
->new Uint8ClampedArray().findLastIndex : (predicate: (value: number, index: number, array: Uint8ClampedArray) => unknown, thisArg?: any) => number
->new Uint8ClampedArray() : Uint8ClampedArray
->Uint8ClampedArray : Uint8ClampedArrayConstructor
->findLastIndex : (predicate: (value: number, index: number, array: Uint8ClampedArray) => unknown, thisArg?: any) => number
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Int16Array().findLastIndex((item) => item === 0);
->new Int16Array().findLastIndex((item) => item === 0) : number
->new Int16Array().findLastIndex : (predicate: (value: number, index: number, array: Int16Array) => unknown, thisArg?: any) => number
->new Int16Array() : Int16Array
->Int16Array : Int16ArrayConstructor
->findLastIndex : (predicate: (value: number, index: number, array: Int16Array) => unknown, thisArg?: any) => number
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Uint16Array().findLastIndex((item) => item === 0);
->new Uint16Array().findLastIndex((item) => item === 0) : number
->new Uint16Array().findLastIndex : (predicate: (value: number, index: number, array: Uint16Array) => unknown, thisArg?: any) => number
->new Uint16Array() : Uint16Array
->Uint16Array : Uint16ArrayConstructor
->findLastIndex : (predicate: (value: number, index: number, array: Uint16Array) => unknown, thisArg?: any) => number
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Int32Array().findLastIndex((item) => item === 0);
->new Int32Array().findLastIndex((item) => item === 0) : number
->new Int32Array().findLastIndex : (predicate: (value: number, index: number, array: Int32Array) => unknown, thisArg?: any) => number
->new Int32Array() : Int32Array
->Int32Array : Int32ArrayConstructor
->findLastIndex : (predicate: (value: number, index: number, array: Int32Array) => unknown, thisArg?: any) => number
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Uint32Array().findLastIndex((item) => item === 0);
->new Uint32Array().findLastIndex((item) => item === 0) : number
->new Uint32Array().findLastIndex : (predicate: (value: number, index: number, array: Uint32Array) => unknown, thisArg?: any) => number
->new Uint32Array() : Uint32Array
->Uint32Array : Uint32ArrayConstructor
->findLastIndex : (predicate: (value: number, index: number, array: Uint32Array) => unknown, thisArg?: any) => number
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Float32Array().findLastIndex((item) => item === 0);
->new Float32Array().findLastIndex((item) => item === 0) : number
->new Float32Array().findLastIndex : (predicate: (value: number, index: number, array: Float32Array) => unknown, thisArg?: any) => number
->new Float32Array() : Float32Array
->Float32Array : Float32ArrayConstructor
->findLastIndex : (predicate: (value: number, index: number, array: Float32Array) => unknown, thisArg?: any) => number
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new Float64Array().findLastIndex((item) => item === 0);
->new Float64Array().findLastIndex((item) => item === 0) : number
->new Float64Array().findLastIndex : (predicate: (value: number, index: number, array: Float64Array) => unknown, thisArg?: any) => number
->new Float64Array() : Float64Array
->Float64Array : Float64ArrayConstructor
->findLastIndex : (predicate: (value: number, index: number, array: Float64Array) => unknown, thisArg?: any) => number
->(item) => item === 0 : (item: number) => boolean
->item : number
->item === 0 : boolean
->item : number
->0 : 0
-
-new BigInt64Array().findLastIndex((item) => item === BigInt(0));
->new BigInt64Array().findLastIndex((item) => item === BigInt(0)) : number
->new BigInt64Array().findLastIndex : (predicate: (value: bigint, index: number, array: BigInt64Array) => unknown, thisArg?: any) => number
->new BigInt64Array() : BigInt64Array
->BigInt64Array : BigInt64ArrayConstructor
->findLastIndex : (predicate: (value: bigint, index: number, array: BigInt64Array) => unknown, thisArg?: any) => number
->(item) => item === BigInt(0) : (item: bigint) => boolean
->item : bigint
->item === BigInt(0) : boolean
->item : bigint
->BigInt(0) : bigint
->BigInt : BigIntConstructor
->0 : 0
-
-new BigUint64Array().findLastIndex((item) => item === BigInt(0));
->new BigUint64Array().findLastIndex((item) => item === BigInt(0)) : number
->new BigUint64Array().findLastIndex : (predicate: (value: bigint, index: number, array: BigUint64Array) => unknown, thisArg?: any) => number
->new BigUint64Array() : BigUint64Array
->BigUint64Array : BigUint64ArrayConstructor
->findLastIndex : (predicate: (value: bigint, index: number, array: BigUint64Array) => unknown, thisArg?: any) => number
->(item) => item === BigInt(0) : (item: bigint) => boolean
->item : bigint
->item === BigInt(0) : boolean
->item : bigint
->BigInt(0) : bigint
->BigInt : BigIntConstructor
->0 : 0
-
diff --git a/tests/baselines/reference/moduleCrashInJSFile.errors.txt b/tests/baselines/reference/moduleCrashInJSFile.errors.txt
deleted file mode 100644
index 1dba2131d2f94..0000000000000
--- a/tests/baselines/reference/moduleCrashInJSFile.errors.txt
+++ /dev/null
@@ -1,25 +0,0 @@
-tests/cases/compiler/a.js(2,8): error TS2300: Duplicate identifier 'foo'.
-tests/cases/compiler/a.js(2,8): error TS8006: 'module' declarations can only be used in TypeScript files.
-tests/cases/compiler/a.js(3,5): error TS2331: 'this' cannot be referenced in a module or namespace body.
-tests/cases/compiler/a.js(7,5): error TS2300: Duplicate identifier 'foo'.
-
-
-==== tests/cases/compiler/a.js (4 errors) ====
-    //// [thisKeyword.ts]
-    module foo {
-           ~~~
-!!! error TS2300: Duplicate identifier 'foo'.
-           ~~~
-!!! error TS8006: 'module' declarations can only be used in TypeScript files.
-        this.bar = 4;
-        ~~~~
-!!! error TS2331: 'this' cannot be referenced in a module or namespace body.
-    }
-    
-    //// [thisKeyword.js]
-    var foo;
-        ~~~
-!!! error TS2300: Duplicate identifier 'foo'.
-    (function (foo) {
-        this.bar = 4;
-    })(foo || (foo = {}));
\ No newline at end of file
diff --git a/tests/baselines/reference/moduleCrashInJSFile.js b/tests/baselines/reference/moduleCrashInJSFile.js
deleted file mode 100644
index fb87e04c8f025..0000000000000
--- a/tests/baselines/reference/moduleCrashInJSFile.js
+++ /dev/null
@@ -1,23 +0,0 @@
-//// [a.js]
-//// [thisKeyword.ts]
-module foo {
-    this.bar = 4;
-}
-
-//// [thisKeyword.js]
-var foo;
-(function (foo) {
-    this.bar = 4;
-})(foo || (foo = {}));
-
-//// [a.js]
-//// [thisKeyword.ts]
-var foo;
-(function (foo) {
-    this.bar = 4;
-})(foo || (foo = {}));
-//// [thisKeyword.js]
-var foo;
-(function (foo) {
-    this.bar = 4;
-})(foo || (foo = {}));
diff --git a/tests/baselines/reference/moduleCrashInJSFile.symbols b/tests/baselines/reference/moduleCrashInJSFile.symbols
deleted file mode 100644
index 0056d1cf8870b..0000000000000
--- a/tests/baselines/reference/moduleCrashInJSFile.symbols
+++ /dev/null
@@ -1,24 +0,0 @@
-=== tests/cases/compiler/a.js ===
-//// [thisKeyword.ts]
-module foo {
->foo : Symbol(foo, Decl(a.js, 0, 0))
-
-    this.bar = 4;
-}
-
-//// [thisKeyword.js]
-var foo;
->foo : Symbol(foo, Decl(a.js, 6, 3))
-
-(function (foo) {
->foo : Symbol(foo, Decl(a.js, 7, 11))
-
-    this.bar = 4;
->this.bar : Symbol((Anonymous function).bar, Decl(a.js, 7, 17))
->this : Symbol((Anonymous function), Decl(a.js, 7, 1))
->bar : Symbol((Anonymous function).bar, Decl(a.js, 7, 17))
-
-})(foo || (foo = {}));
->foo : Symbol(foo, Decl(a.js, 0, 0))
->foo : Symbol(foo, Decl(a.js, 0, 0))
-
diff --git a/tests/baselines/reference/moduleCrashInJSFile.types b/tests/baselines/reference/moduleCrashInJSFile.types
deleted file mode 100644
index a9d034ca3f442..0000000000000
--- a/tests/baselines/reference/moduleCrashInJSFile.types
+++ /dev/null
@@ -1,38 +0,0 @@
-=== tests/cases/compiler/a.js ===
-//// [thisKeyword.ts]
-module foo {
->foo : typeof foo
-
-    this.bar = 4;
->this.bar = 4 : 4
->this.bar : any
->this : any
->bar : any
->4 : 4
-}
-
-//// [thisKeyword.js]
-var foo;
->foo : any
-
-(function (foo) {
->(function (foo) {    this.bar = 4;})(foo || (foo = {})) : void
->(function (foo) {    this.bar = 4;}) : typeof (Anonymous function)
->function (foo) {    this.bar = 4;} : typeof (Anonymous function)
->foo : typeof globalThis.foo
-
-    this.bar = 4;
->this.bar = 4 : 4
->this.bar : any
->this : this
->bar : any
->4 : 4
-
-})(foo || (foo = {}));
->foo || (foo = {}) : typeof foo
->foo : typeof foo
->(foo = {}) : {}
->foo = {} : {}
->foo : typeof foo
->{} : {}
-
diff --git a/tests/baselines/reference/showConfig/Shows tsconfig for single option/allowImportingTsExtensions/tsconfig.json b/tests/baselines/reference/showConfig/Shows tsconfig for single option/allowImportingTsExtensions/tsconfig.json
deleted file mode 100644
index 88c95f9eb8307..0000000000000
--- a/tests/baselines/reference/showConfig/Shows tsconfig for single option/allowImportingTsExtensions/tsconfig.json	
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-    "compilerOptions": {
-        "allowImportingTsExtensions": true
-    }
-}
diff --git a/tests/baselines/reference/verbatimModuleSyntaxNoElision.errors.txt b/tests/baselines/reference/verbatimModuleSyntaxNoElision.errors.txt
deleted file mode 100644
index feee2583483f8..0000000000000
--- a/tests/baselines/reference/verbatimModuleSyntaxNoElision.errors.txt
+++ /dev/null
@@ -1,34 +0,0 @@
-/b.ts(1,13): error TS1484: 'A' is a type and must be imported using a type-only import when 'verbatimModuleSyntax' is enabled.
-/b.ts(5,10): error TS1205: Re-exporting a type when 'verbatimModuleSyntax' is enabled requires using 'export type'.
-/b.ts(6,10): error TS1205: Re-exporting a type when 'verbatimModuleSyntax' is enabled requires using 'export type'.
-/c.ts(1,10): error TS1485: 'AClass' resolves to a type-only declaration and must be imported using a type-only import when 'verbatimModuleSyntax' is enabled.
-
-
-==== /a.ts (0 errors) ====
-    export const a = 0;
-    export type A = typeof a;
-    export class AClass {}
-    
-==== /b.ts (3 errors) ====
-    import { a, A, AClass } from "./a";
-                ~
-!!! error TS1484: 'A' is a type and must be imported using a type-only import when 'verbatimModuleSyntax' is enabled.
-    import type { a as aValue, A as AType } from "./a";
-    import { type A as AType2 } from "./a";
-    
-    export { A };
-             ~
-!!! error TS1205: Re-exporting a type when 'verbatimModuleSyntax' is enabled requires using 'export type'.
-    export { A as A2 } from "./a";
-             ~~~~~~~
-!!! error TS1205: Re-exporting a type when 'verbatimModuleSyntax' is enabled requires using 'export type'.
-    export type { A as A3 } from "./a";
-    export { type A as A4 } from "./a";
-    export type { AClass } from "./a";
-    
-==== /c.ts (1 errors) ====
-    import { AClass } from "./b";
-             ~~~~~~
-!!! error TS1485: 'AClass' resolves to a type-only declaration and must be imported using a type-only import when 'verbatimModuleSyntax' is enabled.
-!!! related TS1377 /b.ts:9:15: 'AClass' was exported here.
-    
\ No newline at end of file
diff --git a/tests/baselines/reference/verbatimModuleSyntaxNoElision.js b/tests/baselines/reference/verbatimModuleSyntaxNoElision.js
deleted file mode 100644
index b658ff8e6a714..0000000000000
--- a/tests/baselines/reference/verbatimModuleSyntaxNoElision.js
+++ /dev/null
@@ -1,38 +0,0 @@
-//// [tests/cases/conformance/externalModules/verbatimModuleSyntaxNoElision.ts] ////
-
-//// [a.ts]
-export const a = 0;
-export type A = typeof a;
-export class AClass {}
-
-//// [b.ts]
-import { a, A, AClass } from "./a";
-import type { a as aValue, A as AType } from "./a";
-import { type A as AType2 } from "./a";
-
-export { A };
-export { A as A2 } from "./a";
-export type { A as A3 } from "./a";
-export { type A as A4 } from "./a";
-export type { AClass } from "./a";
-
-//// [c.ts]
-import { AClass } from "./b";
-
-
-//// [a.js]
-export var a = 0;
-var AClass = /** @class */ (function () {
-    function AClass() {
-    }
-    return AClass;
-}());
-export { AClass };
-//// [b.js]
-import { a, A, AClass } from "./a";
-import {} from "./a";
-export { A };
-export { A as A2 } from "./a";
-export {} from "./a";
-//// [c.js]
-import { AClass } from "./b";
diff --git a/tests/baselines/reference/verbatimModuleSyntaxNoElision.symbols b/tests/baselines/reference/verbatimModuleSyntaxNoElision.symbols
deleted file mode 100644
index 8b84501fbed25..0000000000000
--- a/tests/baselines/reference/verbatimModuleSyntaxNoElision.symbols
+++ /dev/null
@@ -1,49 +0,0 @@
-=== /a.ts ===
-export const a = 0;
->a : Symbol(a, Decl(a.ts, 0, 12))
-
-export type A = typeof a;
->A : Symbol(A, Decl(a.ts, 0, 19))
->a : Symbol(a, Decl(a.ts, 0, 12))
-
-export class AClass {}
->AClass : Symbol(AClass, Decl(a.ts, 1, 25))
-
-=== /b.ts ===
-import { a, A, AClass } from "./a";
->a : Symbol(a, Decl(b.ts, 0, 8))
->A : Symbol(A, Decl(b.ts, 0, 11))
->AClass : Symbol(AClass, Decl(b.ts, 0, 14))
-
-import type { a as aValue, A as AType } from "./a";
->a : Symbol(a, Decl(a.ts, 0, 12))
->aValue : Symbol(aValue, Decl(b.ts, 1, 13))
->A : Symbol(A, Decl(a.ts, 0, 19))
->AType : Symbol(AType, Decl(b.ts, 1, 26))
-
-import { type A as AType2 } from "./a";
->A : Symbol(A, Decl(a.ts, 0, 19))
->AType2 : Symbol(AType2, Decl(b.ts, 2, 8))
-
-export { A };
->A : Symbol(A, Decl(b.ts, 4, 8))
-
-export { A as A2 } from "./a";
->A : Symbol(A, Decl(a.ts, 0, 19))
->A2 : Symbol(A2, Decl(b.ts, 5, 8))
-
-export type { A as A3 } from "./a";
->A : Symbol(A, Decl(a.ts, 0, 19))
->A3 : Symbol(A3, Decl(b.ts, 6, 13))
-
-export { type A as A4 } from "./a";
->A : Symbol(A, Decl(a.ts, 0, 19))
->A4 : Symbol(A4, Decl(b.ts, 7, 8))
-
-export type { AClass } from "./a";
->AClass : Symbol(AClass, Decl(b.ts, 8, 13))
-
-=== /c.ts ===
-import { AClass } from "./b";
->AClass : Symbol(AClass, Decl(c.ts, 0, 8))
-
diff --git a/tests/baselines/reference/verbatimModuleSyntaxNoElision.types b/tests/baselines/reference/verbatimModuleSyntaxNoElision.types
deleted file mode 100644
index 5bea23a96f2a2..0000000000000
--- a/tests/baselines/reference/verbatimModuleSyntaxNoElision.types
+++ /dev/null
@@ -1,50 +0,0 @@
-=== /a.ts ===
-export const a = 0;
->a : 0
->0 : 0
-
-export type A = typeof a;
->A : 0
->a : 0
-
-export class AClass {}
->AClass : AClass
-
-=== /b.ts ===
-import { a, A, AClass } from "./a";
->a : 0
->A : any
->AClass : typeof AClass
-
-import type { a as aValue, A as AType } from "./a";
->a : 0
->aValue : any
->A : any
->AType : 0
-
-import { type A as AType2 } from "./a";
->A : any
->AType2 : any
-
-export { A };
->A : any
-
-export { A as A2 } from "./a";
->A : any
->A2 : any
-
-export type { A as A3 } from "./a";
->A : any
->A3 : 0
-
-export { type A as A4 } from "./a";
->A : any
->A4 : any
-
-export type { AClass } from "./a";
->AClass : AClass
-
-=== /c.ts ===
-import { AClass } from "./b";
->AClass : typeof AClass
-

From 1772577fdf0993c6a36392274d9d15484498f442 Mon Sep 17 00:00:00 2001
From: Jake Bailey <5341706+jakebailey@users.noreply.github.com>
Date: Fri, 5 May 2023 11:10:45 -0700
Subject: [PATCH 6/6] Fix title of task

---
 .github/workflows/ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1d282c6f9331c..9bce28f22e5ad 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -223,7 +223,7 @@ jobs:
     - name: Accept baselines
       run: npx hereby baseline-accept
 
-    - name: Run tests again and print unused baselines
+    - name: Check for unused baselines
       run: |
         if ! git diff --exit-code --quiet; then
           echo "Unused baselines:"