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\description{
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\description{
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  Warn about extraneous arguments in the \code{...} of its caller.  A
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  Warn about extraneous arguments in the \code{...} of its caller.  A
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  utility to be used e.g., in S3 methods which need a formal \code{...}
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  utility to be used e.g., in S3 methods which need a formal \code{...}
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  argument but do not make any use of it.  This helps catching user
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  argument but do not make any use of it.  This helps catching user
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  errors in calling the function in question (which is the caller of
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  errors in calling the function in question (which is the caller of
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  \code{chkDots()}.
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  \code{chkDots()}).
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}
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}
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\usage{
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\usage{
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chkDots(..., which.call = -1, allowed = character(0))
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chkDots(..., which.call = -1, allowed = character(0))
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}
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}
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\arguments{
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\arguments{