1 files changed, 44 insertions, 0 deletions
diff --git a/intl/icu_capi/js/package/lib/diplomat-wasm.mjs b/intl/icu_capi/js/package/lib/diplomat-wasm.mjs
new file mode 100644
index 0000000000..2dd3293ba0
--- /dev/null
+++ b/intl/icu_capi/js/package/lib/diplomat-wasm.mjs
@@ -0,0 +1,44 @@
+import cfg from '../diplomat.config.js';
+import {readString} from './diplomat-runtime.js'
+
+let wasm;
+
+const imports = {
+  env: {
+    diplomat_console_debug_js(ptr, len) {
+      console.debug(readString(wasm, ptr, len));
+    },
+    diplomat_console_error_js(ptr, len) {
+      console.error(readString(wasm, ptr, len));
+    },
+    diplomat_console_info_js(ptr, len) {
+      console.info(readString(wasm, ptr, len));
+    },
+    diplomat_console_log_js(ptr, len) {
+      console.log(readString(wasm, ptr, len));
+    },
+    diplomat_console_warn_js(ptr, len) {
+      console.warn(readString(wasm, ptr, len));
+    },
+    diplomat_throw_error_js(ptr, len) {
+      throw new Error(readString(wasm, ptr, len));
+    }
+  }
+}
+
+if (typeof fetch === 'undefined') { // Node
+  const fs = await import("fs");
+  const wasmFile = new Uint8Array(fs.readFileSync(cfg['wasm_path']));
+  const loadedWasm = await WebAssembly.instantiate(wasmFile, imports);
+  wasm = loadedWasm.instance.exports;
+} else { // Browser
+  const loadedWasm = await WebAssembly.instantiateStreaming(fetch(cfg['wasm_path']), imports);
+  wasm = loadedWasm.instance.exports;
+}
+
+wasm.diplomat_init();
+if (cfg['init'] !== undefined) {
+  cfg['init'](wasm);
+}
+
+export default wasm;