% Generated by roxygen2: do not edit by hand
% Please edit documentation in R/prefixList.R
\name{normalize_prefix_token}
\alias{normalize_prefix_token}
\title{Normalize a SPARQL prefix label (pure)}
\usage{
normalize_prefix_token(x)
}
\arguments{
\item{x}{character vector of candidate prefix labels}
}
\value{
cleaned, safe labels (lowercase, [a-z0-9_])
}
\description{
Cleans a SPARQL prefix token so it is safe and consistent:
- lowercases,
- trims whitespace,
- removes trailing ":" and whitespace,
- keeps only [a-z0-9_] characters,
- drops empty results.
}
\keyword{internal}
