svelte/test/sourcemaps/samples/compile-option-dev/_config.js

import MagicString from 'magic-string';
import { magic_string_preprocessor_result, magic_string_replace_all } from '../../helpers';

export default {
	compile_options: {
		dev: true
	},
	preprocess: [
		{ style: ({ content, filename }) =>  {
				const src = new MagicString(content);
				magic_string_replace_all(src, '--replace-me-once', '\n --done-replace-once');
				magic_string_replace_all(src, '--replace-me-twice', '\n--almost-done-replace-twice');
				return magic_string_preprocessor_result(filename, src);
		} },
		{ style: ({ content, filename }) =>  {
				const src = new MagicString(content);
				magic_string_replace_all(src, '--almost-done-replace-twice', '\n  --done-replace-twice');
				return magic_string_preprocessor_result(filename, src);
		} }
	]
};