\n \n {!hideIconVariant ? icon : null}\n {message}\n
\n {action && {action}
}\n \n );\n});\n\nMaterialDesignContent.displayName = 'MaterialDesignContent';\n\nexport default memo(MaterialDesignContent);\n","import React, { Component, isValidElement } from 'react';\nimport { createPortal } from 'react-dom';\nimport clsx from 'clsx';\nimport SnackbarContext from '../SnackbarContext';\nimport { originKeyExtractor, isDefined } from '../utils';\nimport { defaults, merge } from './merger';\nimport SnackbarItem from '../SnackbarItem';\nimport SnackbarContainer from '../SnackbarContainer';\nimport warning from '../utils/warning';\nimport {\n SnackbarProviderProps,\n SnackbarKey,\n ProviderContext,\n TransitionHandlerProps,\n InternalSnack,\n OptionsObject,\n SharedProps,\n SnackbarMessage,\n} from '../types';\nimport createChainedFunction from '../utils/createChainedFunction';\n\nconst isOptions = (\n messageOrOptions: SnackbarMessage | (OptionsObject & { message?: SnackbarMessage })\n): messageOrOptions is OptionsObject & { message?: SnackbarMessage } => {\n const isMessage = typeof messageOrOptions === 'string' || isValidElement(messageOrOptions);\n return !isMessage;\n};\n\ntype Reducer = (state: State) => State;\ntype SnacksByPosition = { [key: string]: InternalSnack[] };\n\ninterface State {\n snacks: InternalSnack[];\n queue: InternalSnack[];\n contextValue: ProviderContext;\n}\n\nexport let enqueueSnackbar: ProviderContext['enqueueSnackbar'];\nexport let closeSnackbar: ProviderContext['closeSnackbar'];\n\nclass SnackbarProvider extends Component