Class: Card::Content::Diff::Summary

Inherits:
Object
  • Object
show all
Defined in:
lib/card/content/diff/summary.rb

Overview

Summary object for Diff processing

Instance Method Summary collapse

Constructor Details

#initialize(opts) ⇒ Summary

Returns a new instance of Summary.



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# File 'lib/card/content/diff/summary.rb', line 6

def initialize opts
  opts ||= {}
  @remaining_chars = opts[:length] || 50
  @joint = opts[:joint] || "..."

  @summary = nil
  @chunks = []
  @content_omitted = false
end

Instance Method Details

#add(text) ⇒ Object 



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# File 'lib/card/content/diff/summary.rb', line 27

def add text
  add_chunk text, :added
end

#delete(text) ⇒ Object 



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# File 'lib/card/content/diff/summary.rb', line 31

def delete text
  add_chunk text, :deleted
end

#omit ⇒ Object 



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# File 'lib/card/content/diff/summary.rb', line 35

def omit
  return unless @chunks.empty? || @chunks.last[:action] != :ellipsis

  add_chunk @joint, :ellipsis
end

#omits_content? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/card/content/diff/summary.rb', line 41

def omits_content?
  @content_omitted || @remaining_chars.negative?
end

#rendered ⇒ Object 



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# File 'lib/card/content/diff/summary.rb', line 16

def rendered
  @summary ||=
    begin
      truncate_overlap
      @chunks.map do |chunk|
        @content_omitted ||= chunk[:action] == :ellipsis
        render_chunk chunk[:action], chunk[:text]
      end.join
    end
end