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# frozen_string_literal: true
# Released under the MIT License.
# Copyright, 2025, by Samuel Williams.
module Protocol
module URL
# RFC 3986 URI pattern with named capture groups.
# Matches: [scheme:][//authority][path][?query][#fragment]
# Rejects strings containing whitespace or control characters (matching standard URI behavior).
PATTERN = %r{
\A
(?:(?<scheme>[a-z][a-z0-9+.-]*):)? # scheme (optional)
(?://(?<authority>[^/?#\s]*))? # authority (optional, without //, no whitespace)
(?<path>[^?#\s]*) # path (no whitespace)
(?:\?(?<query>[^#\s]*))? # query (optional, no whitespace)
(?:\#(?<fragment>[^\s]*))? # fragment (optional, no whitespace)
\z
}ix
end
end
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