@ -224,16 +224,24 @@ Each `markup`, `script` or `style` function must return an object (or a Promise
The `markup` function receives the entire component source text, along with the component's `filename` if it was specified in the third argument.
> Preprocessor functions may additionally return a `map` object alongside `code` and `dependencies`, where `map` is a sourcemap representing the transformation. In current versions of Svelte it will be ignored, but future versions of Svelte may take account of preprocessor sourcemaps.
> Preprocessor functions should additionally return a `map` object alongside `code` and `dependencies`, where `map` is a sourcemap representing the transformation.