Class: FlashFlow::Merge::ReleaseGraph

Inherits:
Object
  • Object
show all
Defined in:
lib/flash_flow/merge/release_graph.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(branches, issue_tracker) ⇒ ReleaseGraph

Returns a new instance of ReleaseGraph.



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# File 'lib/flash_flow/merge/release_graph.rb', line 14

def initialize(branches, issue_tracker)
  @issue_tracker = issue_tracker
  @branches = branches
end

Instance Attribute Details

#branches ⇒ Object

Returns the value of attribute branches.



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# File 'lib/flash_flow/merge/release_graph.rb', line 6

def branches
  @branches
end

#issue_tracker ⇒ Object

Returns the value of attribute issue_tracker.



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# File 'lib/flash_flow/merge/release_graph.rb', line 6

def issue_tracker
  @issue_tracker
end

Class Method Details

.build(branches, issue_tracker) ⇒ Object 



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# File 'lib/flash_flow/merge/release_graph.rb', line 8

def self.build(branches, issue_tracker)
  instance = new(branches, issue_tracker)
  instance.build
  instance
end

Instance Method Details

#build ⇒ Object 



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# File 'lib/flash_flow/merge/release_graph.rb', line 30

def build
  queue = []

  branches.each do |branch|
    seen_branches[branch] = true
    queue.unshift([branch, graph.add_node(branch.ref)]) #, color: branch[:shippable?] ? 'green' : 'red', shape: 'record', label: "<f0>#{branch[:name]}")
  end

  while !queue.empty?
    element, node = queue.pop

    case
      when seen_branches.has_key?(element)
        element.stories.to_a.map(&:to_s).each do |story_id|
          story_id = story_id.to_s
          seen_stories[story_id] = true
          find_or_add_node(node, queue, story_id)
        end

      when seen_stories.has_key?(element)
        issue_tracker.release_keys(element).each do |release_key|
          seen_releases[release_key] = true
          find_or_add_node(node, queue, release_key)
        end

      when seen_releases.has_key?(element)
        issue_tracker.stories_for_release(element).map(&:to_s).each do |story_id|
          story_id = story_id.to_s
          seen_stories[story_id] = true
          find_or_add_node(node, queue, story_id)
        end
    end
  end
end

#connected_branches(node_id) ⇒ Object 



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# File 'lib/flash_flow/merge/release_graph.rb', line 65

def connected_branches(node_id)
  visited = connected(node_id)

  seen_branches.keys.select { |k| visited[k.ref] }
end

#connected_releases(node_id) ⇒ Object 



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# File 'lib/flash_flow/merge/release_graph.rb', line 77

def connected_releases(node_id)
  visited = connected(node_id)

  seen_releases.keys.select { |k| visited[k] }
end

#connected_stories(node_id) ⇒ Object 



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# File 'lib/flash_flow/merge/release_graph.rb', line 71

def connected_stories(node_id)
  visited = connected(node_id)

  seen_stories.keys.select { |k| visited[k] }
end

#output(png_file) ⇒ Object 



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# File 'lib/flash_flow/merge/release_graph.rb', line 19

def output(png_file)
  graph.output(png: png_file)
  png_file
rescue StandardError => e
  if e.message =~ /GraphViz/i
    nil
  else
    raise e
  end
end