Class: TreeHaver::Backends::Tslp::Node

Inherits:
TreeHaver::Base::Node show all
Defined in:
lib/tree_haver/backends/tslp.rb

Constant Summary collapse

NODE_TYPE_ALIASES = 
{
  'json5' => {
    'file' => 'document',
    'member' => 'pair'
  }
}.freeze

Instance Attribute Summary collapse

Attributes inherited from TreeHaver::Base::Node

#inner_node, #lines, #source

Instance Method Summary collapse

Methods inherited from TreeHaver::Base::Node

#<=>, #==, #child, #child_count, #each, #end_line, #first_child, #inspect, #last_child, #next_sibling, #prev_sibling, #source_position, #start_line, #text, #to_s

Constructor Details

#initialize(node, source: nil, lines: nil, language: nil) ⇒ Node

Returns a new instance of Node.



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# File 'lib/tree_haver/backends/tslp.rb', line 204

def initialize(node, source: nil, lines: nil, language: nil)
  super(node, source: source, lines: lines)
  @language = language.to_s
end

Instance Attribute Details

#language ⇒ Object (readonly)

Returns the value of attribute language.



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# File 'lib/tree_haver/backends/tslp.rb', line 202

def language
  @language
end

Instance Method Details

#child_by_field_name(name) ⇒ Object 



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# File 'lib/tree_haver/backends/tslp.rb', line 242

def child_by_field_name(name)
  child = inner_node.child_by_field_name(name.to_s) if inner_node.respond_to?(:child_by_field_name)
  child && self.class.new(child, source: source, lines: lines, language: language)
end

#children ⇒ Object 



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# File 'lib/tree_haver/backends/tslp.rb', line 235

def children
  Array.new(inner_node.child_count) do |index|
    child = inner_node.child(index)
    child && self.class.new(child, source: source, lines: lines, language: language)
  end.compact
end

#end_byte ⇒ Object 



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# File 'lib/tree_haver/backends/tslp.rb', line 221

def end_byte
  inner_node.end_byte
end

#end_point ⇒ Object 



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# File 'lib/tree_haver/backends/tslp.rb', line 230

def end_point
  point = inner_node.end_position
  { row: point.row, column: point.column }
end

#error? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tree_haver/backends/tslp.rb', line 260

def error?
  inner_node.is_error
end

#extra? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tree_haver/backends/tslp.rb', line 268

def extra?
  inner_node.is_extra
end

#has_error? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tree_haver/backends/tslp.rb', line 256

def has_error?
  inner_node.has_error
end

#missing? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tree_haver/backends/tslp.rb', line 264

def missing?
  inner_node.is_missing
end

#named? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tree_haver/backends/tslp.rb', line 252

def named?
  inner_node.is_named
end

#native_type ⇒ Object 



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# File 'lib/tree_haver/backends/tslp.rb', line 213

def native_type
  inner_node.kind
end

#parent ⇒ Object 



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# File 'lib/tree_haver/backends/tslp.rb', line 247

def parent
  parent = inner_node.parent if inner_node.respond_to?(:parent)
  parent && self.class.new(parent, source: source, lines: lines, language: language)
end

#start_byte ⇒ Object 



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# File 'lib/tree_haver/backends/tslp.rb', line 217

def start_byte
  inner_node.start_byte
end

#start_point ⇒ Object 



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# File 'lib/tree_haver/backends/tslp.rb', line 225

def start_point
  point = inner_node.start_position
  { row: point.row, column: point.column }
end

#type ⇒ Object 



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# File 'lib/tree_haver/backends/tslp.rb', line 209

def type
  NODE_TYPE_ALIASES.fetch(language, {}).fetch(native_type, native_type)
end