Class: Puppet::Cleaner::SoftTabs

Inherits:
Worker
  • Object
show all
Defined in:
lib/puppet-cleaner/workers/softtabs.rb

Instance Method Summary collapse

Methods inherited from Worker

#get_param

Constructor Details

#initialize(tabstop = 2) ⇒ SoftTabs

Returns a new instance of SoftTabs.



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# File 'lib/puppet-cleaner/workers/softtabs.rb', line 3

def initialize(tabstop = 2)
  @depth = 0
  @tabstop = tabstop
  @resource_tab = {:size => 0, :depth => nil}
end

Instance Method Details

#operate(line) ⇒ Object 



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# File 'lib/puppet-cleaner/workers/softtabs.rb', line 13

def operate(line)
  case line.current.name
  when :LBRACE, :LBRACK, :LPAREN
    @depth += 1
  when :RBRACE, :RBRACK, :RPAREN
    @resource_tab[:size] = 0 if line.current.name == :RBRACE && @resource_tab[:depth] == @depth
    @depth -= 1
  when :SEMIC
    @resource_tab[:size] = 0
    @resource_tab[:depth] = nil
  when :COLON
    pos = line.position - 1
    pos -= 1 while pos >= 0 && ![:LBRACE, :RETURN].include?(line.parts[pos].name)
    return if pos < 0 || line.parts[pos].name != :RETURN
    pos = line.position + 1
    pos += 1 while pos < line.parts.size && [:BLANK, :RETURN].include?(line.parts[pos].name)
    return if pos == line.parts.size || line.parts[pos].name == :LBRACE
  
    @resource_tab[:size] = 1
    @resource_tab[:depth] = @depth
  when :RETURN
    return if line.last? || line.next.name == :RETURN
    line.append(line.position, Part.create([:BLANK, {:value => ''}])) if line.next.name != :BLANK
    n = [:RBRACE, :RBRACK, :RPAREN].include?(line.next(2).name) ? 1 : 0
    @resource_tab[:size] = 0 if line.next(2).name == :RBRACE && @resource_tab[:depth] == @depth
    blanks = ' '*@tabstop*(@depth - n + @resource_tab[:size])
    line.next.value = blanks if line.next.value != blanks
  end
end

#part_names ⇒ Object 



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# File 'lib/puppet-cleaner/workers/softtabs.rb', line 9

def part_names
  [:LBRACE, :RBRACE, :LBRACK, :RBRACK, :LPAREN, :RPAREN, :COLON, :SEMIC, :RETURN]
end