Class: Card::Reference::NestParser

Inherits:
Object
  • Object
show all
Defined in:
lib/card/reference/nest_parser.rb

Overview

Extracts all information needed to generate the nest editor form from a nest syntax string

Constant Summary collapse

NEST_OPTIONS = 
%i[view title show hide wrap help variant size params].freeze

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(nest_string) ⇒ NestParser

Returns a new instance of NestParser.



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# File 'lib/card/reference/nest_parser.rb', line 43

def initialize nest_string
  @raw = nest_string
  # @default_item_view = default_item_view
  nest = Card::Content::Chunk::Nest.new nest_string, nil
  init_name nest.name
  extract_item_options nest.options
  @options = extract_options nest.options
end

Instance Attribute Details

#item_options ⇒ Object (readonly)

Returns the value of attribute item_options.



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# File 'lib/card/reference/nest_parser.rb', line 8

def item_options
  @item_options
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/card/reference/nest_parser.rb', line 8

def name
  @name
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/card/reference/nest_parser.rb', line 8

def options
  @options
end

#raw ⇒ Object (readonly)

Returns the value of attribute raw.



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# File 'lib/card/reference/nest_parser.rb', line 8

def raw
  @raw
end

#view ⇒ Object (readonly)

Returns the value of attribute view.



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# File 'lib/card/reference/nest_parser.rb', line 8

def view
  @view
end

Class Method Details

.new(nest_string) ⇒ Object 



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# File 'lib/card/reference/nest_parser.rb', line 10

def self.new nest_string
  return super if nest_string.is_a? String

  OpenStruct.new(name: "", field?: true,
                 options: [], item_options: [],
                 raw: "{{+ }}")
end

.new_image(name) ⇒ Object 



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# File 'lib/card/reference/nest_parser.rb', line 18

def self.new_image name
  OpenStruct.new(name: name, field?: false,
                 view: "content",
                 options: [%i[size medium]],
                 item_options: [],
                 raw: "{{#{name}|view: content; size: medium}}")
end

Instance Method Details

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/card/reference/nest_parser.rb', line 26

def empty?
  @raw.empty? || @raw =~ /\{\{+?\s*\|?\s*\}\}/
end

#field! ⇒ Object 



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# File 'lib/card/reference/nest_parser.rb', line 34

def field!
  @raw.sub!(/\{\{\s*\+?/, "{{+")
  @field = true
end

#field? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/card/reference/nest_parser.rb', line 30

def field?
  @field
end

#option_value(name) ⇒ Object 



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# File 'lib/card/reference/nest_parser.rb', line 39

def option_value name
  options.find  { |(key, _value)| key == name }&.second
end