blob: c03293f7bd06121db46074fb2bcbe40bdfe60447 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
package com.rockymadden.stringmetric.cli.similarity
import com.rockymadden.stringmetric.cli._
import com.rockymadden.stringmetric.similarity.HammingMetric
/**
* The hammingmetric [[com.rockymadden.stringmetric.cli.Command]]. Compares the number of characters that two equal
* length strings are different from one another.
*/
object hammingmetric extends Command {
override def main(args: Array[String]): Unit = {
val options: OptionMap = args
try
if (options.contains('h) || options.contains('help)) {
help()
exit(options)
} else if (options.contains('dashless) && (options('dashless): Array[String]).length == 2) {
execute(options)
exit(options)
} else throw new IllegalArgumentException("Expected valid syntax. See --help.")
catch { case e: Throwable => error(e, options) }
}
override def help(): Unit = {
val ls = sys.props("line.separator")
val tab = " "
println(
"Compares the number of characters that two equal length strings are different from one another." + ls + ls +
"Syntax:" + ls +
tab + "hammingmetric [Options] string1 string2..." + ls + ls +
"Options:" + ls +
tab + "-h, --help" + ls +
tab + tab + "Outputs description, syntax, and options."
)
}
override def execute(options: OptionMap): Unit = {
val strings: Array[String] = options('dashless)
println(HammingMetric.compare(strings(0), strings(1)).getOrElse("not comparable"))
}
}
|