chore(es): Add helpers

crates/swc_ecma_transforms_base/src/helpers/_ts_add_disposable_resource.js

@@ -0,0 +1,33 @@
+function _ts_add_disposable_resource(env, value, async) {
+    if (value !== null && value !== void 0) {
+        if (typeof value !== "object" && typeof value !== "function") throw new TypeError("Object expected.");
+        var dispose, inner;
+        if (async) {
+            if (!Symbol.asyncDispose) throw new TypeError("Symbol.asyncDispose is not defined.");
+            dispose = value[Symbol.asyncDispose];
+        }
+        if (dispose === void 0) {
+            if (!Symbol.dispose) throw new TypeError("Symbol.dispose is not defined.");
+            dispose = value[Symbol.dispose];
+            if (async) inner = dispose;
+        }
+        if (typeof dispose !== "function") throw new TypeError("Object not disposable.");
+        if (inner) dispose = function () {
+            try {
+                inner.call(this);
+            } catch (e) {
+                return Promise.reject(e);
+            }
+        };
+        env.stack.push({
+            value: value,
+            dispose: dispose,
+            async: async
+        });
+    } else if (async) {
+        env.stack.push({
+            async: true
+        });
+    }
+    return value;
+}

crates/swc_ecma_transforms_base/src/helpers/_ts_dispose_resources.js

@@ -0,0 +1,32 @@
+function _ts_dispose_resources(SuppressedError) {
+    return function (env) {
+        function fail(e) {
+            env.error = env.hasError ? new SuppressedError(e, env.error, "An error was suppressed during disposal.") : e;
+            env.hasError = true;
+        }
+        var r,
+            s = 0;
+        function next() {
+            while (r = env.stack.pop()) {
+                try {
+                    if (!r.async && s === 1) return s = 0, env.stack.push(r), Promise.resolve().then(next);
+                    if (r.dispose) {
+                        var result = r.dispose.call(r.value);
+                        if (r.async) return s |= 2, Promise.resolve(result).then(next, function (e) {
+                            fail(e);
+                            return next();
+                        });
+                    } else s |= 1;
+                } catch (e) {
+                    fail(e);
+                }
+            }
+            if (s === 1) return env.hasError ? Promise.reject(env.error) : Promise.resolve();
+            if (env.hasError) throw env.error;
+        }
+        return next();
+    };
+} (typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
+    var e = new Error(message);
+    return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
+});

crates/swc_ecma_transforms_base/src/helpers/mod.rs

@@ -410,6 +410,8 @@ define_helpers!(Helpers {
     ts_metadata: (),
     ts_param: (),
     ts_values: (),
+    ts_add_disposable_resource: (),
+    ts_dispose_resources: (),
 
     apply_decs_2203_r: (),
     identity: (),

packages/helpers/esm/_ts_add_disposable_resource.js

@@ -0,0 +1 @@
+export { __addDisposableResource as _ } from "tslib";

packages/helpers/esm/_ts_dispose_resources.js

@@ -0,0 +1 @@
+export { __disposeResources as _ } from "tslib";

packages/helpers/esm/index.js

@@ -89,7 +89,9 @@ export { _ as _to_array } from "./_to_array.js";
 export { _ as _to_consumable_array } from "./_to_consumable_array.js";
 export { _ as _to_primitive } from "./_to_primitive.js";
 export { _ as _to_property_key } from "./_to_property_key.js";
+export { _ as _ts_add_disposable_resource } from "./_ts_add_disposable_resource.js";
 export { _ as _ts_decorate } from "./_ts_decorate.js";
+export { _ as _ts_dispose_resources } from "./_ts_dispose_resources.js";
 export { _ as _ts_generator } from "./_ts_generator.js";
 export { _ as _ts_metadata } from "./_ts_metadata.js";
 export { _ as _ts_param } from "./_ts_param.js";

packages/helpers/package.json

@@ -36,7 +36,7 @@
         "zx": "^7.2.1"
     },
     "dependencies": {
-        "tslib": "^2.4.0"
+        "tslib": "^2.7.0"
     },
     "exports": {
         "./package.json": "./package.json",
@@ -403,10 +403,18 @@
             "import": "./esm/_to_property_key.js",
             "default": "./cjs/_to_property_key.cjs"
         },
+        "./_/_ts_add_disposable_resource": {
+            "import": "./esm/_ts_add_disposable_resource.js",
+            "default": "./cjs/_ts_add_disposable_resource.cjs"
+        },
         "./_/_ts_decorate": {
             "import": "./esm/_ts_decorate.js",
             "default": "./cjs/_ts_decorate.cjs"
         },
+        "./_/_ts_dispose_resources": {
+            "import": "./esm/_ts_dispose_resources.js",
+            "default": "./cjs/_ts_dispose_resources.cjs"
+        },
         "./_/_ts_generator": {
             "import": "./esm/_ts_generator.js",
             "default": "./cjs/_ts_generator.cjs"

yarn.lock

@@ -4639,7 +4639,7 @@ __metadata:
     "@ast-grep/napi": "npm:^0.3.1"
     dprint: "npm:^0.35.3"
     magic-string: "npm:^0.30.0"
-    tslib: "npm:^2.4.0"
+    tslib: "npm:^2.7.0"
     zx: "npm:^7.2.1"
   languageName: unknown
   linkType: soft
@@ -16822,6 +16822,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"tslib@npm:^2.7.0":
+  version: 2.7.0
+  resolution: "tslib@npm:2.7.0"
+  checksum: 9a5b47ddac65874fa011c20ff76db69f97cf90c78cff5934799ab8894a5342db2d17b4e7613a087046bc1d133d21547ddff87ac558abeec31ffa929c88b7fce6
+  languageName: node
+  linkType: hard
+
 "tsx@npm:^3.13.0":
   version: 3.14.0
   resolution: "tsx@npm:3.14.0"