Class: Commander::Runner

Inherits:
Object
  • Object
show all
Defined in:
lib/MrMurano/commands/completion.rb

Instance Method Summary collapse

Instance Method Details

#cmdMaxDepth ⇒ Object

Get maximum depth of sub-commands.



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# File 'lib/MrMurano/commands/completion.rb', line 59

def cmdMaxDepth
  depth=0
  @commands.sort.each do |name,cmd|
    levels = name.split
    depth = levels.count if levels.count > depth
  end
  depth
end

#cmdTree ⇒ Object

Get a tree of all commands and sub commands



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# File 'lib/MrMurano/commands/completion.rb', line 43

def cmdTree
  tree={}
  @commands.sort.each do |name,cmd|
    levels = name.split
    pos = tree
    levels.each do |step|
      pos[step] = {} unless pos.has_key? step
      pos = pos[step]
    end
    pos["\0cmd"] = cmd
  end
  tree
end

#cmdTreeB ⇒ Object

Alternate tree of sub-commands.



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# File 'lib/MrMurano/commands/completion.rb', line 70

def cmdTreeB
  tree={}
  @commands.sort.each do |name,cmd|
    levels = name.split
    tree[levels.join(' ')] = {:cmd=>cmd}

    # load parent.
    left = levels[0..-2]
    right = levels[-1]
    key = left.join(' ')
    tree[key] = {} unless tree.has_key? key
    if tree[key].has_key?(:subs) then
      tree[key][:subs] << right
    else
      tree[key][:subs] = [right]
    end
  end
  tree
end

#flatswitches(option) ⇒ Object

Change the ‘–[no-]foo’ switch into ‘–no-foo’ and ‘–foo’



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# File 'lib/MrMurano/commands/completion.rb', line 13

def flatswitches(option)
  # if there is a --[no-]foo format, break that into two switches.
  option[:switches].map{ |switch|
    switch = switch.sub(/\s.*$/,'') # drop argument spec if exists.
    if switch =~ /\[no-\]/ then
      [switch.sub(/\[no-\]/, ''), switch.gsub(/[\[\]]/,'')]
    else
      switch
    end
  }.flatten
end

#optionDesc(option) ⇒ Object

truncate the description of an option



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# File 'lib/MrMurano/commands/completion.rb', line 37

def optionDesc(option)
  option[:description].sub(/\n.*$/,'')
end

#takesArg(option, yes = '=', no = '') ⇒ Object

If the switches take an argument, retun =



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# File 'lib/MrMurano/commands/completion.rb', line 27

def takesArg(option, yes='=', no='')
  if option[:switches].select { |switch| switch =~ /\s\S+$/ }.empty? then
    no
  else
    yes
  end
end