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    RuleSetUseFunction(data): string | RuleSetUseFunction | { ident?: string; loader?: string; options?: string | { [index: string]: any } } | (undefined | null | string | false | 0 | RuleSetUseFunction | { ident?: string; loader?: string; options?: string | { [index: string]: any } })[]
    Attributes
    Returns:string | RuleSetUseFunction | { ident?: string; loader?: string; options?: string | { [index: string]: any } } | (undefined | null | string | false | 0 | RuleSetUseFunction | { ident?: string; loader?: string; options?: string | { [index: string]: any } })[]