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sucrase

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Super-fast alternative to Babel for when you can target modern JS runtimes

github.com/alangpierce/sucrase

alangpierce/sucrase

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/** * Enum of all token types, with bit fields to signify meaningful properties. */ export declare enum TokenType { PRECEDENCE_MASK = 15, IS_KEYWORD = 16, IS_ASSIGN = 32, IS_RIGHT_ASSOCIATIVE = 64, IS_PREFIX = 128, IS_POSTFIX = 256, IS_EXPRESSION_START = 512, num = 512, bigint = 1536, decimal = 2560, regexp = 3584, string = 4608, name = 5632, eof = 6144, bracketL = 7680, bracketR = 8192, braceL = 9728, braceBarL = 10752, braceR = 11264, braceBarR = 12288, parenL = 13824, parenR = 14336, comma = 15360, semi = 16384, colon = 17408, doubleColon = 18432, dot = 19456, question = 20480, questionDot = 21504, arrow = 22528, template = 23552, ellipsis = 24576, backQuote = 25600, dollarBraceL = 27136, at = 27648, hash = 29184, eq = 29728, assign = 30752, preIncDec = 32640, postIncDec = 33664, bang = 34432, tilde = 35456, pipeline = 35841, nullishCoalescing = 36866, logicalOR = 37890, logicalAND = 38915, bitwiseOR = 39940, bitwiseXOR = 40965, bitwiseAND = 41990, equality = 43015, lessThan = 44040, greaterThan = 45064, relationalOrEqual = 46088, bitShiftL = 47113, bitShiftR = 48137, plus = 49802, minus = 50826, modulo = 51723, star = 52235, slash = 53259, exponent = 54348, jsxName = 55296, jsxText = 56320, jsxTagStart = 57856, jsxTagEnd = 58368, typeParameterStart = 59904, nonNullAssertion = 60416, _break = 61456, _case = 62480, _catch = 63504, _continue = 64528, _debugger = 65552, _default = 66576, _do = 67600, _else = 68624, _finally = 69648, _for = 70672, _function = 72208, _if = 72720, _return = 73744, _switch = 74768, _throw = 76432, _try = 76816, _var = 77840, _let = 78864, _const = 79888, _while = 80912, _with = 81936, _new = 83472, _this = 84496, _super = 85520, _class = 86544, _extends = 87056, _export = 88080, _import = 89616, _yield = 90640, _null = 91664, _true = 92688, _false = 93712, _in = 94232, _instanceof = 95256, _typeof = 96912, _void = 97936, _delete = 98960, _async = 99856, _get = 100880, _set = 101904, _declare = 102928, _readonly = 103952, _abstract = 104976, _static = 106000, _public = 106512, _private = 107536, _protected = 108560, _override = 109584, _as = 111120, _enum = 112144, _type = 113168, _implements = 114192 } export declare function formatTokenType(tokenType: TokenType): string;