feat(loadmodule): implement loadmodule

Author: kwonoj

src/ambient.d.ts

@@ -0,0 +1 @@
+declare module '*/lib/libsass';

src/loadModule.ts

@@ -0,0 +1,22 @@
+import { getModuleLoader } from 'emscripten-wasm-loader';
+import { SassAsmModule } from './SassAsmModule';
+import { SassFactory } from './SassFactory';
+import { sassLoader } from './sassLoader';
+import { log } from './util/logger';
+
+/**
+ * Load, initialize wasm binary to use actual sass instance.
+ *
+ * @returns {Promise<SassFactory>} Function to load module
+ */
+const loadModule = async (): Promise<SassFactory> => {
+  log(`loadModule: loading libsass module`);
+
+  //imports MODULARIZED emscripten preamble
+  const runtimeModule = await import('./lib/libsass');
+  const moduleLoader = await getModuleLoader<SassFactory, SassAsmModule>(sassLoader, runtimeModule);
+
+  return moduleLoader();
+};
+
+export { loadModule };