Class: SuperDiff::Csi::Document

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/super_diff/csi/document.rb

Direct Known Subclasses

ColorizedDocument, UncolorizedDocument

Defined Under Namespace

Classes: ColorRequest, MethodRequest, Request

Instance Method Summary collapse

Constructor Details

#initialize(&block) ⇒ Document

Returns a new instance of Document.



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# File 'lib/super_diff/csi/document.rb', line 8

def initialize(&block)
  @parts = []
  @indentation_stack = []

  evaluate_block(&block) if block
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args, **opts, &block) ⇒ Object 



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# File 'lib/super_diff/csi/document.rb', line 82

def method_missing(name, *args, **opts, &block)
  request = derive_request_from(name)

  if request
    request.resolve(self, args, opts, &block)
  else
    super
  end
end

Instance Method Details

#bold ⇒ Object 



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# File 'lib/super_diff/csi/document.rb', line 19

def bold(...)
  colorize(BoldSequence.new, ...)
end

#colorize(*args, **opts, &block) ⇒ Object Also known as: colored 



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# File 'lib/super_diff/csi/document.rb', line 23

def colorize(*args, **opts, &block)
  contents, colors =
    args.partition { |arg| arg.is_a?(String) || arg.is_a?(self.class) }

  if colors[0].is_a?(Symbol)
    raise ArgumentError, "#colorize can't call itself!" if colors[0] == :colorize

    public_send(colors[0], *contents, *colors[1..], **opts, &block)

  elsif !block && colors.empty? && opts.empty?
    text(*contents)
  elsif block
    colorize_block(colors, opts, &block)
  elsif contents.any?
    colorize_inline(contents, colors, opts)
  else
    raise ArgumentError, 'Must have something to colorize!'
  end
end

#each(&block) ⇒ Object 



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# File 'lib/super_diff/csi/document.rb', line 15

def each(&block)
  parts.each(&block)
end

#indent(by:, &block) ⇒ Object 



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# File 'lib/super_diff/csi/document.rb', line 75

def indent(by:, &block)
  # TODO: This won't work if using `text` manually to add lines
  indentation_stack << (by.is_a?(String) ? by : ' ' * by)
  evaluate_block(&block)
  indentation_stack.pop
end

#line(*contents, indent_by: 0, &block) ⇒ Object 



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# File 'lib/super_diff/csi/document.rb', line 55

def line(*contents, indent_by: 0, &block)
  indent(by: indent_by) do
    add_part(indentation_stack.join)

    if block
      evaluate_block(&block)
    elsif contents.any?
      text(*contents)
    else
      raise ArgumentError, 'Must have something to add to the document!'
    end
  end

  add_part("\n")
end

#newline ⇒ Object 



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# File 'lib/super_diff/csi/document.rb', line 71

def newline
  add_part("\n")
end

#respond_to_missing?(name, include_private = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/super_diff/csi/document.rb', line 92

def respond_to_missing?(name, include_private = false)
  request = derive_request_from(name)
  !request.nil? || super
end

#text(*contents, &block) ⇒ Object Also known as: plain 



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# File 'lib/super_diff/csi/document.rb', line 44

def text(*contents, **, &block)
  if block
    evaluate_block(&block)
  elsif contents.any?
    contents.each { |part| add_part(part) }
  else
    raise ArgumentError, 'Must have something to add to the document!'
  end
end

#to_s ⇒ Object 



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# File 'lib/super_diff/csi/document.rb', line 97

def to_s
  parts.map(&:to_s).join.rstrip
end