Class: Manifestly::ManifestItem

Inherits:
Object
  • Object
show all
Defined in:
lib/manifestly/manifest_item.rb

Defined Under Namespace

Classes: InvalidManifestItem, MultipleSameNameRepositories, RepositoryNotFound

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(repository) ⇒ ManifestItem

Returns a new instance of ManifestItem.



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# File 'lib/manifestly/manifest_item.rb', line 8

def initialize(repository)
  @repository = repository
  @commit = repository.current_commit
end

Instance Attribute Details

#commit ⇒ Object

Returns the value of attribute commit.



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# File 'lib/manifestly/manifest_item.rb', line 114

def commit
  @commit
end

#repository ⇒ Object (readonly)

Returns the value of attribute repository.



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# File 'lib/manifestly/manifest_item.rb', line 115

def repository
  @repository
end

Class Method Details

.from_file_string(string, repositories) ⇒ Object 



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# File 'lib/manifestly/manifest_item.rb', line 52

def self.from_file_string(string, repositories)
  repo_name, dir, sha = parse_file_string(string)

  matching_repositories = repositories.select do |repo|
    # directory name will be the most unique way to match and should always be available
    # wheres repo_name won't always be
    repo.deepest_working_dir == dir
  end

  # TODO test these two exceptions!
  if matching_repositories.size > 1
    raise(MultipleSameNameRepositories, "Dir: [#{dir}], Repo: [#{repo_name}]")
  end

  if matching_repositories.empty?
    raise(RepositoryNotFound, "Dir: [#{dir}], Repo: [#{repo_name}]")
  end

  repository = matching_repositories.first

  item = ManifestItem.new(repository)
  item.set_commit_by_sha(sha)
  item
end

.parse_file_string(string) ⇒ Object 



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# File 'lib/manifestly/manifest_item.rb', line 77

def self.parse_file_string(string)
  sha_re = "([a-fA-F0-9]+)"
  repo_re = '([\w-]+\/[\w-]+)'
  old_dir_re_1 = '\((.*)\)'
  old_dir_re_2 = '(.*)'
  new_dir_re = '\[(.*)\]'

  # New style: `[dir] org/repo@sha`
  if string =~ /#{new_dir_re}\W*#{repo_re}\W*@\W*#{sha_re}/
    dir = $1.strip
    repo_name = $2.strip
    sha = $3.strip
  # New style where there is no GH repo: `[dir]@sha`
  elsif string =~ /#{new_dir_re}\W*@\W*#{sha_re}/
    dir = $1.strip
    sha = $2.strip
  # Old style with dir shown: `org/repo (dir) @ sha`
  elsif string =~ /#{repo_re}\W*#{old_dir_re_1}\W*@\W*#{sha_re}/
    repo_name = $1.strip
    dir = $2.strip
    sha = $3.strip
  # Old style with implicit dir: `org/repo @ sha`
  elsif string =~ /#{repo_re}\W*@\W*#{sha_re}/
    repo_name = $1.strip
    sha = $2.strip
    dir = repo_name.split('/').last
  # Old style with no repo: `dir @ sha`
  elsif string =~ /#{old_dir_re_2}\W*@\W*#{sha_re}/
    dir = $1.strip
    sha = $2.strip
  else
    raise(InvalidManifestItem, string)
  end

  [repo_name, dir, sha]
end

Instance Method Details

#checkout_commit!(fetch_if_unfound = false) ⇒ Object 



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# File 'lib/manifestly/manifest_item.rb', line 29

def checkout_commit!(fetch_if_unfound=false)
  @repository.checkout_commit(@commit.sha, fetch_if_unfound)
end

#commit_tags ⇒ Object 



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# File 'lib/manifestly/manifest_item.rb', line 33

def commit_tags
  @repository.git.tags.select do |tag|
    # Gotta do some digging to get tagged sha out of annotated tags
    tagged_sha = tag.annotated? ?
                 tag.contents_array[0].split(" ").last == commit :
                 tag.sha

    tagged_sha == commit.sha
  end.map(&:name)
end

#fetch ⇒ Object 



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# File 'lib/manifestly/manifest_item.rb', line 25

def fetch
  @repository.fetch
end

#repository_name ⇒ Object 



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# File 'lib/manifestly/manifest_item.rb', line 13

def repository_name
  @repository.display_name
end

#set_commit_by_index(index) ⇒ Object 



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# File 'lib/manifestly/manifest_item.rb', line 17

def set_commit_by_index(index)
  @commit = @repository.commits[index]
end

#set_commit_by_sha(sha) ⇒ Object 



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# File 'lib/manifestly/manifest_item.rb', line 21

def set_commit_by_sha(sha)
  @commit = @repository.find_commit(sha)
end

#to_file_string ⇒ Object 



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# File 'lib/manifestly/manifest_item.rb', line 44

def to_file_string
  dir = @repository.deepest_working_dir
  repo = @repository.github_name_or_path
  tags = commit_tags

  "[#{dir}]#{repo.nil? ? '' : ' ' + repo}@#{commit.sha[0..9]}#{' # ' + tags.join(",") if tags.any?}"
end