38 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			38 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| module Hbc::QualifiedToken
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|   REPO_PREFIX = "homebrew-".freeze
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| 
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|   # per https://github.com/Homebrew/homebrew/blob/4c7bc9ec3bca729c898ee347b6135ba692ee0274/Library/Homebrew/cmd/tap.rb#L121
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|   USER_REGEX = %r{[a-z_\-]+}
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| 
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|   # per https://github.com/Homebrew/homebrew/blob/4c7bc9ec3bca729c898ee347b6135ba692ee0274/Library/Homebrew/cmd/tap.rb#L121
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|   REPO_REGEX = %r{(?:#{REPO_PREFIX})?\w+}
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| 
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|   # per https://github.com/caskroom/homebrew-cask/blob/master/CONTRIBUTING.md#generating-a-token-for-the-cask
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|   TOKEN_REGEX = %r{[a-z0-9\-]+}
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| 
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|   TAP_REGEX = %r{#{USER_REGEX}[/\-]#{REPO_REGEX}}
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| 
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|   QUALIFIED_TOKEN_REGEX ||= %r{#{TAP_REGEX}/#{TOKEN_REGEX}}
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| 
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|   def self.parse(arg)
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|     return nil unless arg.is_a?(String) && arg.downcase =~ %r{^#{QUALIFIED_TOKEN_REGEX}$}
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|     path_elements = arg.downcase.split("/")
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|     if path_elements.count == 2
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|       # eg phinze-cask/google-chrome.
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|       # Not certain this form is needed, but it was supported in the past.
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|       token = path_elements[1]
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|       dash_elements = path_elements[0].split("-")
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|       repo = dash_elements.pop
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|       dash_elements.pop if dash_elements.count > 1 && dash_elements[-1] + "-" == REPO_PREFIX
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|       user = dash_elements.join("-")
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|     else
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|       # eg caskroom/cask/google-chrome
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|       # per https://github.com/Homebrew/homebrew/wiki/brew-tap
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|       user, repo, token = path_elements
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|     end
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|     repo.sub!(%r{^#{REPO_PREFIX}}, "")
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|     odebug "[user, repo, token] might be [#{user}, #{repo}, #{token}]"
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|     [user, repo, token]
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|   end
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| end
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