44 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| #:  * `release-notes` [<previous_tag>] [<end_ref>]:
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| #:    Output the merged pull requests on Homebrew/brew between two Git refs.
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| #:    If no `previous_tag` is provided it defaults to the newest tag.
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| #:    If no `end_ref` is provided it defaults to `origin/master`.
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| #:
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| #:    If `--markdown` is passed, output as a Markdown list.
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| 
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| module Homebrew
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|   module_function
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| 
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|   def release_notes
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|     previous_tag = ARGV.named.first
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|     unless previous_tag
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|       previous_tag = Utils.popen_read("git tag --list --sort=-version:refname")
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|                           .lines.first.chomp
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|     end
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|     odie "Could not find any previous tags!" unless previous_tag
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| 
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|     end_ref = ARGV.named[1] || "origin/master"
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| 
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|     [previous_tag, end_ref].each do |ref|
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|       next if quiet_system "git", "rev-parse", "--verify", "--quiet", ref
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|       odie "Ref #{ref} does not exist!"
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|     end
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| 
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|     output = Utils.popen_read("git log --pretty=format:'%s >> - %b%n' '#{previous_tag}'..'#{end_ref}'")
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|                   .lines.grep(/Merge pull request/)
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| 
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|     output.map! do |s|
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|       s.gsub(/.*Merge pull request #(\d+)[^>]*(>>)*/,
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|              "https://github.com/Homebrew/brew/pull/\\1")
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|     end
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|     if ARGV.include?("--markdown")
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|       output.map! do |s|
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|         /(.*\d)+ - (.*)/ =~ s
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|         "- [#{$2}](#{$1})"
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|       end
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|     end
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| 
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|     puts "Release notes between #{previous_tag} and #{end_ref}:"
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|     puts output
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|   end
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| end
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