26 lines
514 B
Crystal
26 lines
514 B
Crystal
class GistParams
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class MissingGistId < Exception
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end
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GIST_ID_REGEX = /[a-f\d]+$/i
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getter id : String
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getter filename : String?
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def self.extract_from_url(href : String)
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uri = URI.parse(href)
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maybe_id = Path.posix(uri.path).stem
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if maybe_id.matches?(GIST_ID_REGEX)
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id = maybe_id
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filename = uri.query_params["file"]?
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new(id: id, filename: filename)
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else
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raise MissingGistId.new(href)
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end
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end
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def initialize(@id : String, @filename : String?)
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end
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end
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