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import _StringProcessing
import Foundation
extension BenchmarkRunner {
mutating func addEmail() {
// Regexes from https://www.regular-expressions.info/email.html
// Inputs.validEmails is generated by Utils/generateEmails.py
// Relatively simple regex to match email addresses, based on the offical RFC grammar
// Notably: The character classes contain ‘ which is a non-ascii character, so many optimizations are skipped
let emailRFC = #"[A-z0-9!#$%&'*+\/=?^_‘{|}~-]+(?:\.[A-z0-9!#$%&'*+\/=?^_‘{|}~-]+)*@(?:[A-z0-9](?:[A-z0-9-]*[A-z0-9])?\.)+[A-z0-9](?:[A-z0-9-]*[A-z0-9])?"#
// More complex, does length and consecutive hyphen validation via lookaheads
let emailWithLookaheads = #"(?=[A-z0-9][A-z0-9@._%+-]{5,253})[A-z0-9._%+-]{1,64}@(?:(?=[A-z0-9-]{1,63}\.)[A-z0-9]+(?:-[A-z0-9]+)*\.){1,8}[A-z]{2,63}"#
let emailRFCValid = CrossBenchmark(
baseName: "EmailRFC", regex: emailRFC, input: Inputs.validEmails)
let emailRFCInvalid = CrossBenchmark(
baseName: "EmailRFCNoMatches",
regex: emailRFC,
input: Inputs.graphemeBreakData
)
let emailValid = CrossBenchmark(
baseName: "EmailLookahead",
regex: emailWithLookaheads,
input: Inputs.validEmails
)
let emailInvalid = CrossBenchmark(
baseName: "EmailLookaheadNoMatches",
regex: emailWithLookaheads,
input: Inputs.graphemeBreakData
)
let emailDirect = CrossInputListBenchmark(
baseName: "EmailLookaheadList",
regex: emailWithLookaheads,
inputs: Inputs.validEmailsList
)
emailRFCValid.register(&self)
emailRFCInvalid.register(&self)
emailValid.register(&self)
emailInvalid.register(&self)
emailDirect.register(&self)
}
}
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