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filetypes[extension] : null;\n\n return filetype;\n};\n\n// eslint-disable-next-line flowtype/no-weak-types\nconst getSyntax = (filetypeOptions: FiletypeOptionsType): ?(Function | Object) => {\n if (!filetypeOptions || !filetypeOptions.syntax) {\n return null;\n }\n\n // eslint-disable-next-line import/no-dynamic-require, global-require\n return require(filetypeOptions.syntax);\n};\n\n// eslint-disable-next-line flowtype/no-weak-types\nconst getExtraPlugins = (filetypeOptions: ?FiletypeOptionsType): $ReadOnlyArray<*> => {\n if (!filetypeOptions || !filetypeOptions.plugins) {\n return [];\n }\n\n return filetypeOptions.plugins.map((plugin) => {\n if (Array.isArray(plugin)) {\n const [pluginName, pluginOptions] = plugin;\n\n // eslint-disable-next-line import/no-dynamic-require, global-require\n return require(pluginName)(pluginOptions);\n }\n\n // eslint-disable-next-line import/no-dynamic-require, global-require\n return require(plugin);\n });\n};\n\nconst getTokens = (runner, cssSourceFilePath: string, filetypeOptions: ?FiletypeOptionsType): StyleModuleMapType => {\n // eslint-disable-next-line flowtype/no-weak-types\n const options: Object = {\n from: cssSourceFilePath\n };\n\n if (filetypeOptions) {\n options.syntax = getSyntax(filetypeOptions);\n }\n\n const lazyResult = runner\n .process(readFileSync(cssSourceFilePath, 'utf-8'), options);\n\n lazyResult\n .warnings()\n .forEach((message) => {\n // eslint-disable-next-line no-console\n console.warn(message.text);\n });\n\n return lazyResult.root.tokens;\n};\n\ntype OptionsType = {|\n filetypes: FiletypesConfigurationType,\n generateScopedName?: GenerateScopedNameConfigurationType,\n context?: string\n|};\n\nexport default (cssSourceFilePath: string, options: OptionsType): StyleModuleMapType => {\n // eslint-disable-next-line prefer-const\n let runner;\n\n let generateScopedName;\n\n if (options.generateScopedName && typeof options.generateScopedName === 'function') {\n generateScopedName = options.generateScopedName;\n } else {\n generateScopedName = genericNames(options.generateScopedName || '[path]___[name]__[local]___[hash:base64:5]', {\n context: options.context || process.cwd()\n });\n }\n\n const filetypeOptions = getFiletypeOptions(cssSourceFilePath, options.filetypes);\n\n const fetch = (to: string, from: string) => {\n const fromDirectoryPath = dirname(from);\n const toPath = resolve(fromDirectoryPath, to);\n\n return getTokens(runner, toPath, filetypeOptions);\n };\n\n const extraPlugins = getExtraPlugins(filetypeOptions);\n\n const plugins = [\n ...extraPlugins,\n Values,\n LocalByDefault,\n ExtractImports,\n new Scope({\n generateScopedName\n }),\n new Parser({\n fetch\n })\n ];\n\n runner = postcss(plugins);\n\n return getTokens(runner, cssSourceFilePath, filetypeOptions);\n};\n"]} |