Function loadSchemaEngine

packages/internals/src/WasmSchemaEngineLoader.ts:35–48

(
    input: ConstructorOptions,
    debug: (arg: string) => void,
    adapter: ErrorCapturingSqlDriverAdapterFactory,
  )

let loadedWasmInstance: typeof SchemaEngine
export const wasmSchemaEngineLoader = {
  async loadSchemaEngine(
    input: ConstructorOptions,
    debug: (arg: string) => void,
    adapter: ErrorCapturingSqlDriverAdapterFactory,
  ) {
    // we only create the instance once for efficiency and also because wasm
    // bindgen keeps an internal cache of its instance already, when the wasm
    // compiler is loaded more than once it crashes with `unwrap_throw failed`.
    if (loadedWasmInstance === undefined) {
      loadedWasmInstance = await getSchemaEngineWasmInstance()
    }

    return await loadedWasmInstance.new(input, debug, adapter)
  },
}