| 1 | let patterns = Object.freeze({
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| 2 | // starts with '0x'
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| 3 | zeroX: /^0x/i,
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| 4 | // starts with 0x or -0x
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| 5 | // zeroXNegative: /^(-)?0x/i,
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| 6 | zeroXNegative: /^-0x/i,
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| 7 | // positive or negative hex with optional 0x
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| 8 | hex: /^(-0x|0x)?[0-9a-f]{1,}$/i,
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| 9 | // positive or negative hex with 0x
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| 10 | hexStrict: /^(-)?0x[0-9a-f]{1,}$/i,
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| 11 | // address begins with a0 (for special addresses that don't, use separate whitelist)
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| 12 | address: /^(0x)?a0[0-9a-f]{62}$/i,
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| 13 | hash: /^(0x)?[0-9a-f]{64}$/i,
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| 14 | // starts with utf8 null characters
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| 15 | utf8Null: /^(?:\u0000)*/, // eslint-disable-line no-control-regex
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| 16 | // matches solidity array types int128[64] or uint128[32]
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| 17 | // captures array length
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| 18 | typeNArray: /^\D{3,}(?:\d{1,})?\[(\d+)\]$/,
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| 19 | // match int128 or uint128
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| 20 | // captures byte size
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| 21 | typeN: /^\D+(\d+).*$/,
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| 22 | // if you have `unit128` just get `uint`
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| 23 | solidityTypeNoLength: /^([a-z]{3,})/,
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| 24 | // get [8] or []
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| 25 | solidityDimensions: /(\[(\d{1,})\]|\[\])/g,
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| 26 | // get the 8 from [8]
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| 27 | solidityDimensionDigit: /\d{1,}/,
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| 28 | // matches left-padded hex strings like 0000000FF
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| 29 | leadingHexZeroPadding: /^(?:00)*/,
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| 30 | // similar to typeNArray but just captures array length
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| 31 | arraySizeDigit: /(?:\[)(\d+)/,
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| 32 | // used to check against IBAN addresses ../iban.js
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| 33 | validIban: /^XE[0-9]{2}(AIO[0-9A-Z]{13}|[0-9A-Z]{30,31})$/
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| 34 | })
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| 35 |
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| 36 | module.exports = patterns
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