Infendro/cli.kt
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implement EnumParser

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This commit is contained in:
Infendro
2025-12-31 18:51:16 +01:00
parent 74a9324660
commit 06a2d1bdce
3 changed files with 43 additions and 6 deletions
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16
src/commonMain/kotlin/com/infendro/cli/command/Argument.kt
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@@ -1,9 +1,7 @@
package com.infendro.cli.command package com.infendro.cli.command
import com.infendro.cli.parser.BooleanParser import com.infendro.cli.parser.*
import com.infendro.cli.parser.IntParser
import com.infendro.cli.parser.Parser import com.infendro.cli.parser.Parser
import com.infendro.cli.parser.StringParser
sealed class Argument<T>( sealed class Argument<T>(
val parser: Parser<T>, val parser: Parser<T>,
@@ -75,5 +73,17 @@ sealed class Argument<T>(
fun booleans() = fun booleans() =
Variable(BooleanParser) Variable(BooleanParser)
inline fun <reified T : Enum<T>> enum() =
Required(enumParser<T>())
inline fun <reified T : Enum<T>> enumOrElse(other: T) =
OrElse(other, enumParser<T>())
inline fun <reified T : Enum<T>> enumOrNull() =
OrNull(enumParser<T>())
inline fun <reified T : Enum<T>> enums() =
Variable(enumParser<T>())
} }
} }

16
src/commonMain/kotlin/com/infendro/cli/command/Option.kt
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@@ -1,10 +1,8 @@
package com.infendro.cli.command package com.infendro.cli.command
import com.infendro.cli.exception.build.NoOptionNameException import com.infendro.cli.exception.build.NoOptionNameException
import com.infendro.cli.parser.BooleanParser import com.infendro.cli.parser.*
import com.infendro.cli.parser.IntParser
import com.infendro.cli.parser.Parser import com.infendro.cli.parser.Parser
import com.infendro.cli.parser.StringParser
sealed class Option<T>( sealed class Option<T>(
val names: List<String>, val names: List<String>,
@@ -89,5 +87,17 @@ sealed class Option<T>(
fun booleans(vararg names: String) = fun booleans(vararg names: String) =
Variable(names.asList(), BooleanParser) Variable(names.asList(), BooleanParser)
inline fun <reified T : Enum<T>> enum(vararg names: String) =
Required(names.asList(), enumParser<T>())
inline fun <reified T : Enum<T>> enumOrElse(vararg names: String, other: T) =
OrElse(names.asList(), other, enumParser<T>())
inline fun <reified T : Enum<T>> enumOrNull(vararg names: String) =
OrNull(names.asList(), enumParser<T>())
inline fun <reified T : Enum<T>> enums(vararg names: String) =
Variable(names.asList(), enumParser<T>())
} }
} }

17
src/commonMain/kotlin/com/infendro/cli/parser/EnumParser.kt Normal file
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@@ -0,0 +1,17 @@
package com.infendro.cli.parser
import com.infendro.cli.exception.run.ParseException
import kotlin.enums.enumEntries
class EnumParser<T : Enum<T>>(
private val name: String,
private val values: List<T>,
) : Parser<T> {
override fun parse(text: String?): T = try {
values.first { it.name == text }
} catch (_: Exception) {
throw ParseException(text, name)
}
}
inline fun <reified T : Enum<T>> enumParser() = EnumParser(T::class.simpleName!!, enumEntries<T>())