1 files changed, 65 insertions, 0 deletions
diff --git a/intl/icu_capi/js/package/lib/ICU4XLocaleFallbacker.js b/intl/icu_capi/js/package/lib/ICU4XLocaleFallbacker.js
new file mode 100644
index 0000000000..8163c11bac
--- /dev/null
+++ b/intl/icu_capi/js/package/lib/ICU4XLocaleFallbacker.js
@@ -0,0 +1,65 @@
+import wasm from "./diplomat-wasm.mjs"
+import * as diplomatRuntime from "./diplomat-runtime.js"
+import { ICU4XError_js_to_rust, ICU4XError_rust_to_js } from "./ICU4XError.js"
+import { ICU4XLocaleFallbackPriority_js_to_rust, ICU4XLocaleFallbackPriority_rust_to_js } from "./ICU4XLocaleFallbackPriority.js"
+import { ICU4XLocaleFallbackSupplement_js_to_rust, ICU4XLocaleFallbackSupplement_rust_to_js } from "./ICU4XLocaleFallbackSupplement.js"
+import { ICU4XLocaleFallbackerWithConfig } from "./ICU4XLocaleFallbackerWithConfig.js"
+
+const ICU4XLocaleFallbacker_box_destroy_registry = new FinalizationRegistry(underlying => {
+  wasm.ICU4XLocaleFallbacker_destroy(underlying);
+});
+
+export class ICU4XLocaleFallbacker {
+  #lifetimeEdges = [];
+  constructor(underlying, owned, edges) {
+    this.underlying = underlying;
+    this.#lifetimeEdges.push(...edges);
+    if (owned) {
+      ICU4XLocaleFallbacker_box_destroy_registry.register(this, underlying);
+    }
+  }
+
+  static create(arg_provider) {
+    return (() => {
+      const diplomat_receive_buffer = wasm.diplomat_alloc(5, 4);
+      wasm.ICU4XLocaleFallbacker_create(diplomat_receive_buffer, arg_provider.underlying);
+      const is_ok = diplomatRuntime.resultFlag(wasm, diplomat_receive_buffer, 4);
+      if (is_ok) {
+        const ok_value = new ICU4XLocaleFallbacker(diplomatRuntime.ptrRead(wasm, diplomat_receive_buffer), true, []);
+        wasm.diplomat_free(diplomat_receive_buffer, 5, 4);
+        return ok_value;
+      } else {
+        const throw_value = ICU4XError_rust_to_js[diplomatRuntime.enumDiscriminant(wasm, diplomat_receive_buffer)];
+        wasm.diplomat_free(diplomat_receive_buffer, 5, 4);
+        throw new diplomatRuntime.FFIError(throw_value);
+      }
+    })();
+  }
+
+  static create_without_data() {
+    return new ICU4XLocaleFallbacker(wasm.ICU4XLocaleFallbacker_create_without_data(), true, []);
+  }
+
+  for_config(arg_config) {
+    const field_priority_arg_config = arg_config["priority"];
+    const field_extension_key_arg_config = arg_config["extension_key"];
+    const buf_field_extension_key_arg_config = diplomatRuntime.DiplomatBuf.str(wasm, field_extension_key_arg_config);
+    const field_fallback_supplement_arg_config = arg_config["fallback_supplement"];
+    const diplomat_out = (() => {
+      const diplomat_receive_buffer = wasm.diplomat_alloc(5, 4);
+      wasm.ICU4XLocaleFallbacker_for_config(diplomat_receive_buffer, this.underlying, ICU4XLocaleFallbackPriority_js_to_rust[field_priority_arg_config], buf_field_extension_key_arg_config.ptr, buf_field_extension_key_arg_config.size, ICU4XLocaleFallbackSupplement_js_to_rust[field_fallback_supplement_arg_config]);
+      const is_ok = diplomatRuntime.resultFlag(wasm, diplomat_receive_buffer, 4);
+      if (is_ok) {
+        const ok_value = new ICU4XLocaleFallbackerWithConfig(diplomatRuntime.ptrRead(wasm, diplomat_receive_buffer), true, [this]);
+        wasm.diplomat_free(diplomat_receive_buffer, 5, 4);
+        return ok_value;
+      } else {
+        const throw_value = ICU4XError_rust_to_js[diplomatRuntime.enumDiscriminant(wasm, diplomat_receive_buffer)];
+        wasm.diplomat_free(diplomat_receive_buffer, 5, 4);
+        throw new diplomatRuntime.FFIError(throw_value);
+      }
+    })();
+    buf_field_extension_key_arg_config.free();
+    return diplomat_out;
+  }
+}