Class: RbYAML::Mark

Inherits:
Struct show all
Defined in:
lib/rbyaml/error.rb,
lib/rbyaml/error.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#buffer ⇒ Object

Returns the value of attribute buffer

Returns:

  • (Object) —

    the current value of buffer



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# File 'lib/rbyaml/error.rb', line 3

def buffer
  @buffer
end

#column ⇒ Object

Returns the value of attribute column

Returns:

  • (Object) —

    the current value of column



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# File 'lib/rbyaml/error.rb', line 3

def column
  @column
end

#name ⇒ Object

Returns the value of attribute name

Returns:

  • (Object) —

    the current value of name



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# File 'lib/rbyaml/error.rb', line 3

def name
  @name
end

#pointer ⇒ Object

Returns the value of attribute pointer

Returns:

  • (Object) —

    the current value of pointer



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# File 'lib/rbyaml/error.rb', line 3

def pointer
  @pointer
end

Instance Method Details

#get_snippet(indent = 4, max_length = 75) ⇒ Object 



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# File 'lib/rbyaml/error.rb', line 5

def get_snippet(indent=4, max_length=75)
  return nil if buffer.nil?
  head = ""
  start = pointer
  while start > 0 && !"\0\r\n\x85".include?(buffer[start-1])
    start -= 1
    if pointer-start > max_length/2-1
      head = " ... "
      start += 5
      break
    end
  end
  tail = ""
  tend = pointer
  while tend < buffer.length && !"\0\r\n\x85".include?(buffer[tend])
    tend += 1
    if tend-pointer > max_length/2-1
      tail = " ... "
      tend -= 5
      break
    end
  end
  snippet = buffer[start..tend]
  ' ' * indent + "#{head}#{snippet}#{tail}\n" + ' '*(indent+pointer-start+head.length) + ' '
end

#hash ⇒ Object 



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# File 'lib/rbyaml/error.rb', line 39

def hash
  object_id
end

#to_s ⇒ Object 



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# File 'lib/rbyaml/error.rb', line 31

def to_s
  snippet = get_snippet()
  where = "  in \"#{name}\", line ?, column #{column+1}"
  if snippet
    where << ":\n" << snippet
  end
end