Class: PerfCheck::Git

Inherits:
Object
  • Object
show all
Defined in:
lib/perf_check/git.rb

Defined Under Namespace

Classes: BundleError, NoSuchBranch, StashError, StashPopError

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(perf_check) ⇒ Git

Returns a new instance of Git.



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# File 'lib/perf_check/git.rb', line 13

def initialize(perf_check)
  @perf_check = perf_check
  @git_root = perf_check.app_root
  @logger = perf_check.logger

  @current_branch = exec "git rev-parse --abbrev-ref HEAD"
end

Instance Attribute Details

#current_branch ⇒ Object (readonly)

Returns the value of attribute current_branch.



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# File 'lib/perf_check/git.rb', line 10

def current_branch
  @current_branch
end

#git_root ⇒ Object (readonly)

Returns the value of attribute git_root.



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# File 'lib/perf_check/git.rb', line 10

def git_root
  @git_root
end

#logger ⇒ Object

Returns the value of attribute logger.



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# File 'lib/perf_check/git.rb', line 11

def logger
  @logger
end

#perf_check ⇒ Object (readonly)

Returns the value of attribute perf_check.



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# File 'lib/perf_check/git.rb', line 10

def perf_check
  @perf_check
end

Instance Method Details

#anything_to_stash? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/perf_check/git.rb', line 67

def anything_to_stash?
  git_stash = exec "git diff"
  git_stash << exec("git diff --staged")
  !git_stash.empty?
end

#checkout(branch, bundle = true) ⇒ Object 



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# File 'lib/perf_check/git.rb', line 29

def checkout(branch, bundle=true)
  logger.info("Checking out #{branch} and bundling... ")
  exec "git checkout #{branch} --quiet"

  unless $?.success?
    logger.fatal("Problem with git checkout! Bailing...")
    raise NoSuchBranch
  end

  exec "git submodule update --quiet"

  if bundle
    Bundler.with_clean_env{ exec "bundle" }
    unless $?.success?
      logger.fatal("Problem bundling! Bailing...")
      raise BundleError
    end
  end
end

#checkout_current_branch(bundle = true) ⇒ Object 



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# File 'lib/perf_check/git.rb', line 25

def checkout_current_branch(bundle=true)
  checkout(@current_branch, bundle)
end

#checkout_reference(reference = 'master') ⇒ Object 



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# File 'lib/perf_check/git.rb', line 21

def checkout_reference(reference='master')
  checkout(reference)
end

#clean_db ⇒ Object 



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# File 'lib/perf_check/git.rb', line 89

def clean_db
  exec "git checkout db"
end

#migrations_to_run_down ⇒ Object 



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# File 'lib/perf_check/git.rb', line 83

def migrations_to_run_down
  current_migrations_not_on_master.map do |filename|
    File.basename(filename, '.rb').split('_').first
  end
end

#pop ⇒ Object 



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# File 'lib/perf_check/git.rb', line 73

def pop
  logger.info("Git stash applying...")
  exec "git stash pop -q"

  unless $?.success?
    logger.fatal("Problem with git stash! Bailing...")
    raise StashPopError
  end
end

#stash_if_needed ⇒ Object 



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# File 'lib/perf_check/git.rb', line 49

def stash_if_needed
  if anything_to_stash?
    logger.info("Stashing your changes... ")
    exec "git stash -q >/dev/null"

    unless $?.success?
      logger.fatal("Problem with git stash! Bailing...")
      raise StashError
    end

    @stashed = true
  end
end

#stashed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/perf_check/git.rb', line 63

def stashed?
  !!@stashed
end