[parseArgs] extract to object
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a4cf1d716b
commit
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2 changed files with 33 additions and 26 deletions
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@ -5,31 +5,6 @@ import cats.effect.{ExitCode, IO, IOApp}
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object Main extends IOApp {
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def parseArgs(args: List[String]): IO[Config] = {
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import scopt.OParser
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val builder = OParser.builder[Config]
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val configParser: OParser[Unit, Config] = {
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import builder._
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OParser.sequence(
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programName("S3Thorp"),
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head("s3thorp", "0.1.0"),
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opt[String]('s', "source")
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.action((str, c) => c.copy(source = str)),
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opt[String]('b', "bucket")
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.action((str, c) => c.copy(bucket = str))
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.text("S3 bucket name"),
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opt[String]('p', "prefix")
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.action((str, c) => c.copy(prefix = str))
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.text("Prefix within the S3 Bucket")
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)
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}
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val defaultConfig = Config("def-bucket", "def-prefix", "def-source")
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OParser.parse(configParser, args, defaultConfig) match {
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case Some(config) => IO.pure(config)
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case _ => IO.raiseError(new IllegalArgumentException)
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}
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}
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def putStrLn(value: String) = IO { println(value) }
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def sync(c: Config): IO[Unit] =
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@ -40,7 +15,7 @@ object Main extends IOApp {
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def program(args: List[String]): IO[ExitCode] =
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for {
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a <- parseArgs(args)
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a <- ParseArgs(args)
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_ <- sync(a)
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} yield ExitCode.Success
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32
src/main/scala/net/kemitix/s3thorp/ParseArgs.scala
Normal file
32
src/main/scala/net/kemitix/s3thorp/ParseArgs.scala
Normal file
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@ -0,0 +1,32 @@
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package net.kemitix.s3thorp
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import cats.effect.IO
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object ParseArgs {
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def apply(args: List[String]): IO[Config] = {
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import scopt.OParser
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val builder = OParser.builder[Config]
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val configParser: OParser[Unit, Config] = {
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import builder._
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OParser.sequence(
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programName("S3Thorp"),
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head("s3thorp", "0.1.0"),
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opt[String]('s', "source")
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.action((str, c) => c.copy(source = str)),
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opt[String]('b', "bucket")
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.action((str, c) => c.copy(bucket = str))
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.text("S3 bucket name"),
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opt[String]('p', "prefix")
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.action((str, c) => c.copy(prefix = str))
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.text("Prefix within the S3 Bucket")
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)
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}
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val defaultConfig = Config("def-bucket", "def-prefix", "def-source")
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OParser.parse(configParser, args, defaultConfig) match {
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case Some(config) => IO.pure(config)
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case _ => IO.raiseError(new IllegalArgumentException)
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}
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}
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}
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