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regexes.go
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package validator
import (
"regexp"
"sync"
)
const (
alphaRegexString = "^[a-zA-Z]+$"
alphaNumericRegexString = "^[a-zA-Z0-9]+$"
alphaUnicodeRegexString = "^[\\p{L}]+$"
alphaUnicodeNumericRegexString = "^[\\p{L}\\p{N}]+$"
numericRegexString = "^[-+]?[0-9]+(?:\\.[0-9]+)?$"
numberRegexString = "^[0-9]+$"
hexadecimalRegexString = "^(0[xX])?[0-9a-fA-F]+$"
hexColorRegexString = "^#(?:[0-9a-fA-F]{3}|[0-9a-fA-F]{4}|[0-9a-fA-F]{6}|[0-9a-fA-F]{8})$"
rgbRegexString = "^rgb\\(\\s*(?:(?:0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])\\s*,\\s*(?:0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])\\s*,\\s*(?:0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])|(?:0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])%\\s*,\\s*(?:0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])%\\s*,\\s*(?:0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])%)\\s*\\)$"
rgbaRegexString = "^rgba\\(\\s*(?:(?:0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])\\s*,\\s*(?:0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])\\s*,\\s*(?:0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])|(?:0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])%\\s*,\\s*(?:0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])%\\s*,\\s*(?:0|[1-9]\\d?|1\\d\\d?|2[0-4]\\d|25[0-5])%)\\s*,\\s*(?:(?:0.[1-9]*)|[01])\\s*\\)$"
hslRegexString = "^hsl\\(\\s*(?:0|[1-9]\\d?|[12]\\d\\d|3[0-5]\\d|360)\\s*,\\s*(?:(?:0|[1-9]\\d?|100)%)\\s*,\\s*(?:(?:0|[1-9]\\d?|100)%)\\s*\\)$"
hslaRegexString = "^hsla\\(\\s*(?:0|[1-9]\\d?|[12]\\d\\d|3[0-5]\\d|360)\\s*,\\s*(?:(?:0|[1-9]\\d?|100)%)\\s*,\\s*(?:(?:0|[1-9]\\d?|100)%)\\s*,\\s*(?:(?:0.[1-9]*)|[01])\\s*\\)$"
emailRegexString = "^(?:(?:(?:(?:[a-zA-Z]|\\d|[!#\\$%&'\\*\\+\\-\\/=\\?\\^_`{\\|}~]|[\\x{00A0}-\\x{D7FF}\\x{F900}-\\x{FDCF}\\x{FDF0}-\\x{FFEF}])+(?:\\.([a-zA-Z]|\\d|[!#\\$%&'\\*\\+\\-\\/=\\?\\^_`{\\|}~]|[\\x{00A0}-\\x{D7FF}\\x{F900}-\\x{FDCF}\\x{FDF0}-\\x{FFEF}])+)*)|(?:(?:\\x22)(?:(?:(?:(?:\\x20|\\x09)*(?:\\x0d\\x0a))?(?:\\x20|\\x09)+)?(?:(?:[\\x01-\\x08\\x0b\\x0c\\x0e-\\x1f\\x7f]|\\x21|[\\x23-\\x5b]|[\\x5d-\\x7e]|[\\x{00A0}-\\x{D7FF}\\x{F900}-\\x{FDCF}\\x{FDF0}-\\x{FFEF}])|(?:(?:[\\x01-\\x09\\x0b\\x0c\\x0d-\\x7f]|[\\x{00A0}-\\x{D7FF}\\x{F900}-\\x{FDCF}\\x{FDF0}-\\x{FFEF}]))))*(?:(?:(?:\\x20|\\x09)*(?:\\x0d\\x0a))?(\\x20|\\x09)+)?(?:\\x22))))@(?:(?:(?:[a-zA-Z]|\\d|[\\x{00A0}-\\x{D7FF}\\x{F900}-\\x{FDCF}\\x{FDF0}-\\x{FFEF}])|(?:(?:[a-zA-Z]|\\d|[\\x{00A0}-\\x{D7FF}\\x{F900}-\\x{FDCF}\\x{FDF0}-\\x{FFEF}])(?:[a-zA-Z]|\\d|-|\\.|~|[\\x{00A0}-\\x{D7FF}\\x{F900}-\\x{FDCF}\\x{FDF0}-\\x{FFEF}])*(?:[a-zA-Z]|\\d|[\\x{00A0}-\\x{D7FF}\\x{F900}-\\x{FDCF}\\x{FDF0}-\\x{FFEF}])))\\.)+(?:(?:[a-zA-Z]|[\\x{00A0}-\\x{D7FF}\\x{F900}-\\x{FDCF}\\x{FDF0}-\\x{FFEF}])|(?:(?:[a-zA-Z]|[\\x{00A0}-\\x{D7FF}\\x{F900}-\\x{FDCF}\\x{FDF0}-\\x{FFEF}])(?:[a-zA-Z]|\\d|-|\\.|~|[\\x{00A0}-\\x{D7FF}\\x{F900}-\\x{FDCF}\\x{FDF0}-\\x{FFEF}])*(?:[a-zA-Z]|[\\x{00A0}-\\x{D7FF}\\x{F900}-\\x{FDCF}\\x{FDF0}-\\x{FFEF}])))\\.?$"
e164RegexString = "^\\+[1-9]?[0-9]{7,14}$"
base32RegexString = "^(?:[A-Z2-7]{8})*(?:[A-Z2-7]{2}={6}|[A-Z2-7]{4}={4}|[A-Z2-7]{5}={3}|[A-Z2-7]{7}=|[A-Z2-7]{8})$"
base64RegexString = "^(?:[A-Za-z0-9+\\/]{4})*(?:[A-Za-z0-9+\\/]{2}==|[A-Za-z0-9+\\/]{3}=|[A-Za-z0-9+\\/]{4})$"
base64URLRegexString = "^(?:[A-Za-z0-9-_]{4})*(?:[A-Za-z0-9-_]{2}==|[A-Za-z0-9-_]{3}=|[A-Za-z0-9-_]{4})$"
base64RawURLRegexString = "^(?:[A-Za-z0-9-_]{4})*(?:[A-Za-z0-9-_]{2,4})$"
iSBN10RegexString = "^(?:[0-9]{9}X|[0-9]{10})$"
iSBN13RegexString = "^(?:(?:97(?:8|9))[0-9]{10})$"
iSSNRegexString = "^(?:[0-9]{4}-[0-9]{3}[0-9X])$"
uUID3RegexString = "^[0-9a-f]{8}-[0-9a-f]{4}-3[0-9a-f]{3}-[0-9a-f]{4}-[0-9a-f]{12}$"
uUID4RegexString = "^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$"
uUID5RegexString = "^[0-9a-f]{8}-[0-9a-f]{4}-5[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$"
uUIDRegexString = "^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$"
uUID3RFC4122RegexString = "^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-3[0-9a-fA-F]{3}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$"
uUID4RFC4122RegexString = "^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-4[0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}$"
uUID5RFC4122RegexString = "^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-5[0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}$"
uUIDRFC4122RegexString = "^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$"
uLIDRegexString = "^(?i)[A-HJKMNP-TV-Z0-9]{26}$"
md4RegexString = "^[0-9a-f]{32}$"
md5RegexString = "^[0-9a-f]{32}$"
sha256RegexString = "^[0-9a-f]{64}$"
sha384RegexString = "^[0-9a-f]{96}$"
sha512RegexString = "^[0-9a-f]{128}$"
ripemd128RegexString = "^[0-9a-f]{32}$"
ripemd160RegexString = "^[0-9a-f]{40}$"
tiger128RegexString = "^[0-9a-f]{32}$"
tiger160RegexString = "^[0-9a-f]{40}$"
tiger192RegexString = "^[0-9a-f]{48}$"
aSCIIRegexString = "^[\x00-\x7F]*$"
printableASCIIRegexString = "^[\x20-\x7E]*$"
multibyteRegexString = "[^\x00-\x7F]"
dataURIRegexString = `^data:((?:\w+\/(?:([^;]|;[^;]).)+)?)`
latitudeRegexString = "^[-+]?([1-8]?\\d(\\.\\d+)?|90(\\.0+)?)$"
longitudeRegexString = "^[-+]?(180(\\.0+)?|((1[0-7]\\d)|([1-9]?\\d))(\\.\\d+)?)$"
sSNRegexString = `^[0-9]{3}[ -]?(0[1-9]|[1-9][0-9])[ -]?([1-9][0-9]{3}|[0-9][1-9][0-9]{2}|[0-9]{2}[1-9][0-9]|[0-9]{3}[1-9])$`
hostnameRegexStringRFC952 = `^[a-zA-Z]([a-zA-Z0-9\-]+[\.]?)*[a-zA-Z0-9]$` // https://tools.ietf.org/html/rfc952
hostnameRegexStringRFC1123 = `^([a-zA-Z0-9]{1}[a-zA-Z0-9-]{0,62}){1}(\.[a-zA-Z0-9]{1}[a-zA-Z0-9-]{0,62})*?$` // accepts hostname starting with a digit https://tools.ietf.org/html/rfc1123
fqdnRegexStringRFC1123 = `^([a-zA-Z0-9]{1}[a-zA-Z0-9-]{0,62})(\.[a-zA-Z0-9]{1}[a-zA-Z0-9-]{0,62})*?(\.[a-zA-Z]{1}[a-zA-Z0-9]{0,62})\.?$` // same as hostnameRegexStringRFC1123 but must contain a non numerical TLD (possibly ending with '.')
btcAddressRegexString = `^[13][a-km-zA-HJ-NP-Z1-9]{25,34}$` // bitcoin address
btcAddressUpperRegexStringBech32 = `^BC1[02-9AC-HJ-NP-Z]{7,76}$` // bitcoin bech32 address https://en.bitcoin.it/wiki/Bech32
btcAddressLowerRegexStringBech32 = `^bc1[02-9ac-hj-np-z]{7,76}$` // bitcoin bech32 address https://en.bitcoin.it/wiki/Bech32
ethAddressRegexString = `^0x[0-9a-fA-F]{40}$`
ethAddressUpperRegexString = `^0x[0-9A-F]{40}$`
ethAddressLowerRegexString = `^0x[0-9a-f]{40}$`
uRLEncodedRegexString = `^(?:[^%]|%[0-9A-Fa-f]{2})*$`
hTMLEncodedRegexString = `&#[x]?([0-9a-fA-F]{2})|(>)|(<)|(")|(&)+[;]?`
hTMLRegexString = `<[/]?([a-zA-Z]+).*?>`
jWTRegexString = "^[A-Za-z0-9-_]+\\.[A-Za-z0-9-_]+\\.[A-Za-z0-9-_]*$"
splitParamsRegexString = `'[^']*'|\S+`
bicRegexString = `^[A-Za-z]{6}[A-Za-z0-9]{2}([A-Za-z0-9]{3})?$`
semverRegexString = `^(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(?:-((?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+([0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?$` // numbered capture groups https://semver.org/
dnsRegexStringRFC1035Label = "^[a-z]([-a-z0-9]*[a-z0-9])?$"
cveRegexString = `^CVE-(1999|2\d{3})-(0[^0]\d{2}|0\d[^0]\d{1}|0\d{2}[^0]|[1-9]{1}\d{3,})$` // CVE Format Id https://cve.mitre.org/cve/identifiers/syntaxchange.html
mongodbIdRegexString = "^[a-f\\d]{24}$"
mongodbConnStringRegexString = "^mongodb(\\+srv)?:\\/\\/(([a-zA-Z\\d]+):([a-zA-Z\\d$:\\/?#\\[\\]@]+)@)?(([a-z\\d.-]+)(:[\\d]+)?)((,(([a-z\\d.-]+)(:(\\d+))?))*)?(\\/[a-zA-Z-_]{1,64})?(\\?(([a-zA-Z]+)=([a-zA-Z\\d]+))(&(([a-zA-Z\\d]+)=([a-zA-Z\\d]+))?)*)?$"
cronRegexString = `(@(annually|yearly|monthly|weekly|daily|hourly|reboot))|(@every (\d+(ns|us|µs|ms|s|m|h))+)|((((\d+,)+\d+|((\*|\d+)(\/|-)\d+)|\d+|\*) ?){5,7})`
spicedbIDRegexString = `^(([a-zA-Z0-9/_|\-=+]{1,})|\*)$`
spicedbPermissionRegexString = "^([a-z][a-z0-9_]{1,62}[a-z0-9])?$"
spicedbTypeRegexString = "^([a-z][a-z0-9_]{1,61}[a-z0-9]/)?[a-z][a-z0-9_]{1,62}[a-z0-9]$"
ociTagRegexString = "^[a-zA-Z0-9_][a-zA-Z0-9._-]{0,127}$"
einRegexString = "^(\\d{2}-\\d{7})$"
)
func lazyRegexCompile(str string) func() *regexp.Regexp {
var regex *regexp.Regexp
var once sync.Once
return func() *regexp.Regexp {
once.Do(func() {
regex = regexp.MustCompile(str)
})
return regex
}
}
var (
alphaRegex = lazyRegexCompile(alphaRegexString)
alphaNumericRegex = lazyRegexCompile(alphaNumericRegexString)
alphaUnicodeRegex = lazyRegexCompile(alphaUnicodeRegexString)
alphaUnicodeNumericRegex = lazyRegexCompile(alphaUnicodeNumericRegexString)
numericRegex = lazyRegexCompile(numericRegexString)
numberRegex = lazyRegexCompile(numberRegexString)
hexadecimalRegex = lazyRegexCompile(hexadecimalRegexString)
hexColorRegex = lazyRegexCompile(hexColorRegexString)
rgbRegex = lazyRegexCompile(rgbRegexString)
rgbaRegex = lazyRegexCompile(rgbaRegexString)
hslRegex = lazyRegexCompile(hslRegexString)
hslaRegex = lazyRegexCompile(hslaRegexString)
e164Regex = lazyRegexCompile(e164RegexString)
emailRegex = lazyRegexCompile(emailRegexString)
base32Regex = lazyRegexCompile(base32RegexString)
base64Regex = lazyRegexCompile(base64RegexString)
base64URLRegex = lazyRegexCompile(base64URLRegexString)
base64RawURLRegex = lazyRegexCompile(base64RawURLRegexString)
iSBN10Regex = lazyRegexCompile(iSBN10RegexString)
iSBN13Regex = lazyRegexCompile(iSBN13RegexString)
iSSNRegex = lazyRegexCompile(iSSNRegexString)
uUID3Regex = lazyRegexCompile(uUID3RegexString)
uUID4Regex = lazyRegexCompile(uUID4RegexString)
uUID5Regex = lazyRegexCompile(uUID5RegexString)
uUIDRegex = lazyRegexCompile(uUIDRegexString)
uUID3RFC4122Regex = lazyRegexCompile(uUID3RFC4122RegexString)
uUID4RFC4122Regex = lazyRegexCompile(uUID4RFC4122RegexString)
uUID5RFC4122Regex = lazyRegexCompile(uUID5RFC4122RegexString)
uUIDRFC4122Regex = lazyRegexCompile(uUIDRFC4122RegexString)
uLIDRegex = lazyRegexCompile(uLIDRegexString)
md4Regex = lazyRegexCompile(md4RegexString)
md5Regex = lazyRegexCompile(md5RegexString)
sha256Regex = lazyRegexCompile(sha256RegexString)
sha384Regex = lazyRegexCompile(sha384RegexString)
sha512Regex = lazyRegexCompile(sha512RegexString)
ripemd128Regex = lazyRegexCompile(ripemd128RegexString)
ripemd160Regex = lazyRegexCompile(ripemd160RegexString)
tiger128Regex = lazyRegexCompile(tiger128RegexString)
tiger160Regex = lazyRegexCompile(tiger160RegexString)
tiger192Regex = lazyRegexCompile(tiger192RegexString)
aSCIIRegex = lazyRegexCompile(aSCIIRegexString)
printableASCIIRegex = lazyRegexCompile(printableASCIIRegexString)
multibyteRegex = lazyRegexCompile(multibyteRegexString)
dataURIRegex = lazyRegexCompile(dataURIRegexString)
latitudeRegex = lazyRegexCompile(latitudeRegexString)
longitudeRegex = lazyRegexCompile(longitudeRegexString)
sSNRegex = lazyRegexCompile(sSNRegexString)
hostnameRegexRFC952 = lazyRegexCompile(hostnameRegexStringRFC952)
hostnameRegexRFC1123 = lazyRegexCompile(hostnameRegexStringRFC1123)
fqdnRegexRFC1123 = lazyRegexCompile(fqdnRegexStringRFC1123)
btcAddressRegex = lazyRegexCompile(btcAddressRegexString)
btcUpperAddressRegexBech32 = lazyRegexCompile(btcAddressUpperRegexStringBech32)
btcLowerAddressRegexBech32 = lazyRegexCompile(btcAddressLowerRegexStringBech32)
ethAddressRegex = lazyRegexCompile(ethAddressRegexString)
uRLEncodedRegex = lazyRegexCompile(uRLEncodedRegexString)
hTMLEncodedRegex = lazyRegexCompile(hTMLEncodedRegexString)
hTMLRegex = lazyRegexCompile(hTMLRegexString)
jWTRegex = lazyRegexCompile(jWTRegexString)
splitParamsRegex = lazyRegexCompile(splitParamsRegexString)
bicRegex = lazyRegexCompile(bicRegexString)
semverRegex = lazyRegexCompile(semverRegexString)
dnsRegexRFC1035Label = lazyRegexCompile(dnsRegexStringRFC1035Label)
cveRegex = lazyRegexCompile(cveRegexString)
mongodbIdRegex = lazyRegexCompile(mongodbIdRegexString)
mongodbConnectionRegex = lazyRegexCompile(mongodbConnStringRegexString)
cronRegex = lazyRegexCompile(cronRegexString)
spicedbIDRegex = lazyRegexCompile(spicedbIDRegexString)
spicedbPermissionRegex = lazyRegexCompile(spicedbPermissionRegexString)
spicedbTypeRegex = lazyRegexCompile(spicedbTypeRegexString)
ociTagRegex = lazyRegexCompile(ociTagRegexString)
einRegex = lazyRegexCompile(einRegexString)
)