Class: Referral::GitStore

Inherits:
Object
  • Object
show all
Defined in:
lib/referral/git_store.rb

Constant Summary collapse

GROSS_BLAME_CACHE = 
{}

Class Method Summary collapse

Class Method Details

.author(file, line) ⇒ Object 



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# File 'lib/referral/git_store.rb', line 14

def self.author(file, line)
  return unless (output = blame_line(file, line))
  return unless (match = output.match(/\(<([^>]*?)>/))
  match[1]
end

.blame(file) ⇒ Object

This format will look like: a50eb722 (<[email protected]> 1561643971 -0400 2) class FirstThing or a50eb722 old/file/path.rb (<[email protected]> 1561643971 -0400 2) class FirstThing



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# File 'lib/referral/git_store.rb', line 35

def self.blame(file)
  GROSS_BLAME_CACHE[file] ||= begin
    out, _, status = Open3.capture3("git blame -e -t \"#{file}\"")
    status.success? ? out : ""
  end
end

.blame_line(file, line) ⇒ Object 



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# File 'lib/referral/git_store.rb', line 26

def self.blame_line(file, line)
  return unless (output = blame(file))
  output.split("\n")[line - 1]
end

.sha(file, line) ⇒ Object 



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# File 'lib/referral/git_store.rb', line 8

def self.sha(file, line)
  return unless (output = blame_line(file, line))
  return unless (match = output.match(/^(\w+)/))
  match[1]
end

.time(file, line) ⇒ Object 



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# File 'lib/referral/git_store.rb', line 20

def self.time(file, line)
  return unless (output = blame_line(file, line))
  return unless (match = output.match(/\(<.*?>\s+(\d+)\s+/))
  Time.at(Integer(match[1]))
end