Class: Packcr::Node::StringNode

Inherits:
Packcr::Node show all
Defined in:
lib/packcr/node/string_node.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Packcr::Node

#alt, #nodes, #seq, #setup_rule

Constructor Details

#initialize(value = nil) ⇒ StringNode

Returns a new instance of StringNode.



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# File 'lib/packcr/node/string_node.rb', line 6

def initialize(value = nil)
  self.value = value
end

Instance Attribute Details

#value ⇒ Object

Returns the value of attribute value.



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# File 'lib/packcr/node/string_node.rb', line 4

def value
  @value
end

Instance Method Details

#debug_dump(indent = 0) ⇒ Object 



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# File 'lib/packcr/node/string_node.rb', line 14

def debug_dump(indent = 0)
  $stdout.print "#{" " * indent}String(value:'"
  Packcr.dump_escaped_string(value)
  $stdout.print "')\n"
end

#generate_code(gen, onfail, indent, bare) ⇒ Object 



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# File 'lib/packcr/node/string_node.rb', line 20

def generate_code(gen, onfail, indent, bare)
  n = value&.length || 0
  if n > 0
    if n > 1
      gen.write Packcr.template("node/string_many.#{gen.lang}.erb", binding, indent: indent)
      return Packcr::CODE_REACH__BOTH
    else
      gen.write Packcr.template("node/string_one.#{gen.lang}.erb", binding, indent: indent)
      return Packcr::CODE_REACH__BOTH
    end
  else
    # no code to generate
    return Packcr::CODE_REACH__ALWAYS_SUCCEED
  end
  Packcr::CODE_REACH__BOTH
end

#link_references(ctx) ⇒ Object 



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# File 'lib/packcr/node/string_node.rb', line 43

def link_references(ctx)
end

#verify_captures(ctx, capts) ⇒ Object 



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# File 'lib/packcr/node/string_node.rb', line 40

def verify_captures(ctx, capts)
end

#verify_variables(vars) ⇒ Object 



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# File 'lib/packcr/node/string_node.rb', line 37

def verify_variables(vars)
end