import { PluginFunc, ConfigType, QUnitType, OpUnitType } from 'dayjs/esm'
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								declare const plugin: PluginFunc
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								export = plugin
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								declare module 'dayjs/esm' {
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								  interface Dayjs {
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								    quarter(): number
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								    quarter(quarter: number): Dayjs
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								    add(value: number, unit: QUnitType): Dayjs
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								    subtract(value: number, unit: QUnitType): Dayjs
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								    startOf(unit: QUnitType | OpUnitType): Dayjs
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								    endOf(unit: QUnitType | OpUnitType): Dayjs
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								    isSame(date?: ConfigType, unit?: QUnitType): boolean
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								    isBefore(date?: ConfigType, unit?: QUnitType): boolean
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								    isAfter(date?: ConfigType, unit?: QUnitType): boolean
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								  }
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								}
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