Class: FastHaml::IndentTracker

Inherits:
Object
  • Object
show all
Defined in:
lib/fast_haml/indent_tracker.rb

Defined Under Namespace

Classes: IndentMismatch

Instance Method Summary collapse

Constructor Details

#initialize(on_enter: nil, on_leave: nil) ⇒ IndentTracker

Returns a new instance of IndentTracker.



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# File 'lib/fast_haml/indent_tracker.rb', line 12

def initialize(on_enter: nil, on_leave: nil)
  @indent_levels = [0]
  @on_enter = on_enter || lambda { |level, text| }
  @on_leave = on_leave || lambda { |level, text| }
  @comment_level = nil
end

Instance Method Details

#current_level ⇒ Object 



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# File 'lib/fast_haml/indent_tracker.rb', line 38

def current_level
  @indent_levels.last
end

#enter_comment! ⇒ Object 



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# File 'lib/fast_haml/indent_tracker.rb', line 42

def enter_comment!
  @comment_level = @indent_levels[-2]
end

#finish ⇒ Object 



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# File 'lib/fast_haml/indent_tracker.rb', line 34

def finish
  indent_leave(0, '', -1)
end

#process(line, lineno) ⇒ Object 



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# File 'lib/fast_haml/indent_tracker.rb', line 19

def process(line, lineno)
  indent, text = split(line)
  indent_level = indent.size

  unless text.empty?
    track(indent_level, text, lineno)
  end
  [text, indent]
end

#split(line) ⇒ Object 



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# File 'lib/fast_haml/indent_tracker.rb', line 29

def split(line)
  m = line.match(/\A( *)(.*)\z/)
  [m[1], m[2]]
end