class VanishingVision::Core
Public Class Methods
new(source)
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# File lib/vanishing_vision/core.rb, line 3 def initialize(source) @source = source end
Public Instance Methods
vanish()
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# File lib/vanishing_vision/core.rb, line 7 def vanish begin lines = @source.dup.split("\n") rescue return # For example, it occurs in UTF-32[BUG] end lines.map!(&:rstrip) lines = remove_leading_blank_lines(lines) lines = remove_leading_blank_lines(lines.reverse).reverse lines.join("\n") << "\n" end
Private Instance Methods
remove_leading_blank_lines(lines)
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# File lib/vanishing_vision/core.rb, line 24 def remove_leading_blank_lines(lines) delete_line_count = 0 lines.each do |line| if line == '' delete_line_count += 1 else break end end delete_line_count.times { lines.delete_at(0) } lines end