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Prism.languages.r = {
comment: /#.*/,
string: {
pattern: /(['"])(?:\\.|(?!\1)[^\\\r\n])*\1/,
greedy: true,
},
'percent-operator': {
// Includes user-defined operators
// and %%, %*%, %/%, %in%, %o%, %x%
pattern: /%[^%\s]*%/,
alias: 'operator',
},
boolean: /\b(?:FALSE|TRUE)\b/,
ellipsis: /\.\.(?:\.|\d+)/,
number: [
/\b(?:Inf|NaN)\b/,
/(?:\b0x[\dA-Fa-f]+(?:\.\d*)?|\b\d+(?:\.\d*)?|\B\.\d+)(?:[EePp][+-]?\d+)?[iL]?/,
],
keyword:
/\b(?:NA|NA_character_|NA_complex_|NA_integer_|NA_real_|NULL|break|else|for|function|if|in|next|repeat|while)\b/,
operator: /->?>?|<(?:=|<?-)?|[>=!]=?|::?|&&?|\|\|?|[+*\/^$@~]/,
punctuation: /[(){}\[\],;]/,
};
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