Class: MarkdownIt::Token

Inherits:
Object
  • Object
show all
Defined in:
lib/motion-markdown-it/token.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(type, tag, nesting) ⇒ Token

new Token(type, tag, nesting)

Create new token and fill passed properties.



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# File 'lib/motion-markdown-it/token.rb', line 13

def initialize(type, tag, nesting)
  #  * Token#type -> String
  #  *
  #  * Type of the token (string, e.g. "paragraph_open")
  @type     = type

   # * Token#tag -> String
   # *
   # * html tag name, e.g. "p"
  @tag      = tag

   # * Token#attrs -> Array
   # *
   # * Html attributes. Format: `[ [ name1, value1 ], [ name2, value2 ] ]`
  @attrs    = nil

   # * Token#map -> Array
   # *
   # * Source map info. Format: `[ line_begin, line_end ]`
  @map      = nil

   # * Token#nesting -> Number
   # *
   # * Level change (number in {-1, 0, 1} set), where:
   # *
   # * -  `1` means the tag is opening
   # * -  `0` means the tag is self-closing
   # * - `-1` means the tag is closing
  @nesting  = nesting

   # * Token#level -> Number
   # *
   # * nesting level, the same as `state.level`
  @level    = 0

   # * Token#children -> Array
   # *
   # * An array of child nodes (inline and img tokens)
  @children = nil

   # * Token#content -> String
   # *
   # * In a case of self-closing tag (code, html, fence, etc.),
   # * it has contents of this tag.
  @content  = ''

   # * Token#markup -> String
   # *
   # * '*' or '_' for emphasis, fence string for fence, etc.
  @markup   = ''

   # * Token#info -> String
   # *
   # * fence infostring
  @info     = ''

   # * Token#meta -> Object
   # *
   # * A place for plugins to store an arbitrary data
  @meta     = nil

   # * Token#block -> Boolean
   # *
   # * True for block-level tokens, false for inline tokens.
   # * Used in renderer to calculate line breaks
  @block    = false

   # * Token#hidden -> Boolean
   # *
   # * If it's true, ignore this element when rendering. Used for tight lists
   # * to hide paragraphs.
  @hidden   = false
end

Instance Attribute Details

#attrs ⇒ Object

Returns the value of attribute attrs.



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# File 'lib/motion-markdown-it/token.rb', line 6

def attrs
  @attrs
end

#block ⇒ Object

Returns the value of attribute block.



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# File 'lib/motion-markdown-it/token.rb', line 7

def block
  @block
end

#children ⇒ Object

Returns the value of attribute children.



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# File 'lib/motion-markdown-it/token.rb', line 6

def children
  @children
end

#content ⇒ Object

Returns the value of attribute content.



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# File 'lib/motion-markdown-it/token.rb', line 7

def content
  @content
end

#hidden ⇒ Object

Returns the value of attribute hidden.



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# File 'lib/motion-markdown-it/token.rb', line 7

def hidden
  @hidden
end

#info ⇒ Object

Returns the value of attribute info.



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# File 'lib/motion-markdown-it/token.rb', line 7

def info
  @info
end

#level ⇒ Object

Returns the value of attribute level.



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# File 'lib/motion-markdown-it/token.rb', line 6

def level
  @level
end

#map ⇒ Object

Returns the value of attribute map.



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# File 'lib/motion-markdown-it/token.rb', line 6

def map
  @map
end

#markup ⇒ Object

Returns the value of attribute markup.



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# File 'lib/motion-markdown-it/token.rb', line 7

def markup
  @markup
end

#meta ⇒ Object

Returns the value of attribute meta.



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# File 'lib/motion-markdown-it/token.rb', line 7

def meta
  @meta
end

#nesting ⇒ Object

Returns the value of attribute nesting.



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# File 'lib/motion-markdown-it/token.rb', line 6

def nesting
  @nesting
end

#tag ⇒ Object

Returns the value of attribute tag.



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# File 'lib/motion-markdown-it/token.rb', line 6

def tag
  @tag
end

#type ⇒ Object

Returns the value of attribute type.



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# File 'lib/motion-markdown-it/token.rb', line 6

def type
  @type
end

Instance Method Details

#attrGet(name) ⇒ Object

Token.attrGet(name)

Get the value of attribute ‘name`, or null if it does not exist.



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# File 'lib/motion-markdown-it/token.rb', line 134

def attrGet(name)
  idx    = attrIndex(name)
  value  = nil

  if idx >= 0
    value = @attrs[idx][1]
  end

  return value
end

#attrIndex(name) ⇒ Object

  • Token.attrIndex(name) -> Number

*

  • Search attribute index by name.



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# File 'lib/motion-markdown-it/token.rb', line 92

def attrIndex(name)
  return -1 if !@attrs

  attrs = @attrs

  attrs.each_with_index do |attr_, index|
    return index if attr_[0] == name
  end
  return -1
end

#attrJoin(name, value) ⇒ Object

Token.attrJoin(name, value)

Join value to existing attribute via space. Or create new attribute if not exists. Useful to operate with token classes.



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# File 'lib/motion-markdown-it/token.rb', line 150

def attrJoin(name, value)
  idx = attrIndex(name)

  if idx < 0
    attrPush([ name, value ])
  else
    @attrs[idx][1] = @attrs[idx][1] + ' ' + value
  end
end

#attrPush(attrData) ⇒ Object

  • Token.attrPush(attrData)

*

  • Add ‘[ name, value ]` attribute to list. Init attrs if necessary



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# File 'lib/motion-markdown-it/token.rb', line 107

def attrPush(attrData)
  if @attrs
    @attrs.push(attrData)
  else
    @attrs = [ attrData ]
  end
end

#attrSet(name, value) ⇒ Object

Token.attrSet(name, value)

Set ‘name` attribute to `value`. Override old value if exists.



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# File 'lib/motion-markdown-it/token.rb', line 119

def attrSet(name, value)
  idx      = attrIndex(name)
  attrData = [ name, value ]

  if idx < 0
    attrPush(attrData)
  else
    @attrs[idx] = attrData
  end
end

#to_json ⇒ Object 



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# File 'lib/motion-markdown-it/token.rb', line 161

def to_json
  {
    type: @type,
    tag: @tag,
    attrs: @attrs,
    map: @map,
    nesting: @nesting,
    level: @level,
    children: @children.nil? ? nil : @children.each {|t| t.to_json},
    content: @content,
    markup: @markup,
    info: @info,
    meta: @meta,
    block: @block,
    hidden: @hidden
  }
end