initial commit

src/commonMain/kotlin/com/infendro/cli/argument/Boolean.kt

@@ -0,0 +1,84 @@
+package com.infendro.cli.argument
+
+import com.infendro.cli.Command
+
+private object BooleanParser : Parser<Boolean> {
+    override fun parse(
+        text: String?,
+    ): Boolean {
+        return text == null || text.toBooleanStrict()
+    }
+}
+
+class BooleanArgument(
+    override val name: String,
+) : Argument.Single<Boolean>() {
+    override val parser: Parser<Boolean>
+        get() = BooleanParser
+}
+
+fun boolean(
+    name: String,
+) = BooleanArgument(name)
+
+fun Command.Builder.boolean(
+    name: String,
+) = BooleanArgument(name)
+    .also { argument(it) }
+
+class BooleanOrElseArgument(
+    override val name: String,
+    override val other: Boolean,
+) : Argument.SingleOrElse<Boolean>() {
+    override val parser: Parser<Boolean>
+        get() = BooleanParser
+}
+
+fun booleanOrElse(
+    name: String,
+    other: Boolean,
+) = BooleanOrElseArgument(name, other)
+
+fun Command.Builder.booleanOrElse(
+    name: String,
+    other: Boolean,
+) = BooleanOrElseArgument(name, other)
+    .also { argument(it) }
+
+class BooleanOrNullArgument(
+    override val name: String,
+) : Argument.SingleOrNull<Boolean>() {
+    override val parser: Parser<Boolean>
+        get() = BooleanParser
+}
+
+fun booleanOrNull(
+    name: String,
+) = BooleanOrNullArgument(name)
+
+fun Command.Builder.booleanOrNull(
+    name: String,
+) = BooleanOrNullArgument(name)
+    .also { argument(it) }
+
+class BooleansArgument(
+    override val name: String,
+    override val min: Int = 0,
+    override val max: Int = Int.MAX_VALUE,
+) : Argument.Multiple<Boolean>() {
+    override val parser: Parser<Boolean>
+        get() = BooleanParser
+}
+
+fun booleans(
+    name: String,
+    min: Int = 0,
+    max: Int = Int.MAX_VALUE,
+) = BooleansArgument(name, min, max)
+
+fun Command.Builder.booleans(
+    name: String,
+    min: Int = 0,
+    max: Int = Int.MAX_VALUE,
+) = BooleansArgument(name, min, max)
+    .also { argument(it) }