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package com.rockymadden.stringmetric.cli.similarity
import com.rockymadden.stringmetric.cli._
import com.rockymadden.stringmetric.similarity.JaroWinklerMetric
/**
* The jaroWinklerMetric [[com.rockymadden.stringmetric.cli.Command]]. Compares two strings to calculate the
* Jaro-Winkler distance.
*/
object jaroWinklerMetric extends Command {
override def main(args: Array[String]): Unit = {
val opts: OptionMap = args
try
if (opts.contains('h) || opts.contains('help)) {
help()
exit(opts)
} else if (opts.contains('dashless) && (opts('dashless): Array[String]).length == 2) {
execute(opts)
exit(opts)
} else throw new IllegalArgumentException("Expected valid syntax. See --help.")
catch { case e: Throwable => error(e, opts) }
}
override def help(): Unit = {
val ls = sys.props("line.separator")
val tab = " "
println(
"Compares two strings to calculate the Jaro-Winkler distance." + ls + ls +
"Syntax:" + ls +
tab + "jaroWinklerMetric [Options] string1 string2..." + ls + ls +
"Options:" + ls +
tab + "-h, --help" + ls +
tab + tab + "Outputs description, syntax, and opts."
)
}
override def execute(opts: OptionMap): Unit = {
val strings: Array[String] = opts('dashless)
println(JaroWinklerMetric.compare(strings(0), strings(1)).getOrElse("not comparable"))
}
}
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