### R LANGUAGE ###

#   ELEMENT_NAME [optional-css-class] REGULAR_EXPRESSION

    NAME                R
    VERSION             1.0.0

    COMMENT             #.*?$
    STRING              (?default)
    
    STATEMENT           (?default)|\b(?alt:statement.txt)\b
    RESERVED            (?default)|\b(?alt:reserved.txt)\b
    TYPE                (?default)
    TYPE_LITERAL:TYPE   (?i)\b(NA|T|F|Inf|NaN)\b(?-i)
    
    ENTITY              (?default)
    VARIABLE            (?default)
    IDENTIFIER          (?default)
    CONSTANT            (?default)
    OPERATOR            (?default)
    SYMBOL              (?default)