106 lines
2.5 KiB
Ruby
Executable file
106 lines
2.5 KiB
Ruby
Executable file
#!/usr/bin/env ruby
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#/ Usage: git pr [<branch>]
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#/ Open the pull request page for <branch>, or the current branch if not
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#/ specified. Lands on the new pull request page when no PR exists yet.
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#/ The local branch must be tracking the remote branch.
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# Based on script from @rtomayko. Translated into ruby and now uses branch
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# tracking rather than expecting local and remote branch to have same name
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require "json"
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require "yaml"
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OPEN_SWITCHES = %{-o --open}
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def remote_url
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url = chomped_system_call('git config --get remote.origin.url')
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repo_with_owner = url.match(/:(.*)\.git/)
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if repo_with_owner
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repo_with_owner[1]
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else
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die 'Unable to determine repo/owner for remote origin. Using https?'
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end
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end
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def oauth_token
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hub_config = YAML.load_file(File.expand_path('~/.config/hub'))
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hub_config['github.com'][0]['oauth_token']
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end
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def open_or_build_pull_request
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auth = "Authorization: token #{oauth_token}"
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pulls_endpoint = "https://api.github.com/repos/#{remote_url}/pulls"
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response = `curl --silent -H '#{auth}' #{pulls_endpoint}`
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pulls = JSON.parse(response)
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pull = pulls.detect { |pull| pull["head"]["ref"] == remote_tracking_branch }
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if !pull.nil?
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system "open-tab --reload #{pull['html_url']}"
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else
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system("open https://github.com/#{remote_url}/pull/#{remote_tracking_branch}")
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end
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end
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def remote_tracking_branch
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command = 'git rev-parse --abbrev-ref --symbolic-full-name @{u} 2>/dev/null'
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tracking = chomped_system_call(command)
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if tracking == '@{u}'
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die 'Current local branch not setup to track remote branch.'
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else
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branch_without_remote_name(tracking)
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end
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end
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def branch_without_remote_name(branch_and_remote)
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branch = branch_and_remote.match(/origin\/(.*)/)
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if branch
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branch[1]
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else
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die 'Expected remote to be \'origin\''
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end
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end
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def chomped_system_call(command)
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`#{command}`.chomp
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end
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def open_pull_request_for_repo_branch(repo, branch)
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system("open https://github.com/#{repo}/pull/#{branch}")
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end
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def opening?
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argument = ARGV.pop
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argument && OPEN_SWITCHES.include?(argument)
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end
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def ensure_published
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if not_published?
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system("git publish")
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end
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end
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def not_published?
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!system("git upstream > /dev/null 2>&1")
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end
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def main
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# repo = remote_url
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# branch = remote_tracking_branch
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if opening?
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system 'git log --reverse master..HEAD --format="%H%n%s%n%b" > .git/pr-commits'
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system 'gh compare'
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system 'gh pull-request'
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else
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ensure_published
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open_or_build_pull_request
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end
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end
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def die(msg)
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puts msg
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exit 1
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end
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main
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