Class: Rwm::Commands::List

Inherits:
Object
  • Object
show all
Defined in:
lib/rwm/commands/list.rb

Instance Method Summary collapse

Constructor Details

#initialize(argv) ⇒ List

Returns a new instance of List.



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# File 'lib/rwm/commands/list.rb', line 6

def initialize(argv)
  @argv = argv
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/rwm/commands/list.rb', line 10

def run
  workspace = Workspace.find
  packages = workspace.packages

  if packages.empty?
    puts "No packages found."
    return 0
  end

  graph = DependencyGraph.load(workspace)

  # Calculate column widths
  name_width = [packages.map { |p| p.name.length }.max, 4].max
  type_width = 4
  path_width = [packages.map { |p| p.relative_path(workspace.root).length }.max, 4].max

  # Header
  puts format("%-#{name_width}s  %-#{type_width}s  %-#{path_width}s  %s",
               "Name", "Type", "Path", "Dependencies")
  puts format("%-#{name_width}s  %-#{type_width}s  %-#{path_width}s  %s",
               "-" * name_width, "-" * type_width, "-" * path_width, "-" * 12)

  # Rows
  packages.each do |pkg|
    deps = graph.dependencies(pkg.name)
    dep_str = deps.empty? ? "(none)" : deps.sort.join(", ")

    puts format("%-#{name_width}s  %-#{type_width}s  %-#{path_width}s  %s",
                 pkg.name, pkg.type, pkg.relative_path(workspace.root), dep_str)
  end

  0
end