Generate range downTos with templates DSL

2015-07-10 21:18:56 +03:00
parent e677049d00
commit 808170a84b
6 changed files with 331 additions and 534 deletions
@@ -1,460 +0,0 @@
 package kotlin
 //
 // NOTE THIS FILE IS AUTO-GENERATED by the GenerateStandardLib.kt
 // See: https://github.com/JetBrains/kotlin/tree/master/libraries/stdlib
 //
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Byte.downTo(to: Byte): ByteProgression {
    return ByteProgression(this, to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")
 public fun Byte.downTo(to: Char): CharProgression {
    return CharProgression(this.toChar(), to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Byte.downTo(to: Short): ShortProgression {
    return ShortProgression(this.toShort(), to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Byte.downTo(to: Int): IntProgression {
    return IntProgression(this.toInt(), to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Byte.downTo(to: Long): LongProgression {
    return LongProgression(this.toLong(), to, -1.toLong())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Byte.downTo(to: Float): FloatProgression {
    return FloatProgression(this.toFloat(), to, -1.toFloat())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Byte.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this.toDouble(), to, -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")
 public fun Char.downTo(to: Byte): CharProgression {
    return CharProgression(this, to.toChar(), -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Char.downTo(to: Char): CharProgression {
    return CharProgression(this, to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")
 public fun Char.downTo(to: Short): ShortProgression {
    return ShortProgression(this.toShort(), to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")
 public fun Char.downTo(to: Int): IntProgression {
    return IntProgression(this.toInt(), to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")
 public fun Char.downTo(to: Long): LongProgression {
    return LongProgression(this.toLong(), to, -1.toLong())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")
 public fun Char.downTo(to: Float): FloatProgression {
    return FloatProgression(this.toFloat(), to, -1.toFloat())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")
 public fun Char.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this.toDouble(), to, -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Short.downTo(to: Byte): ShortProgression {
    return ShortProgression(this, to.toShort(), -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")
 public fun Short.downTo(to: Char): ShortProgression {
    return ShortProgression(this, to.toShort(), -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Short.downTo(to: Short): ShortProgression {
    return ShortProgression(this, to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Short.downTo(to: Int): IntProgression {
    return IntProgression(this.toInt(), to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Short.downTo(to: Long): LongProgression {
    return LongProgression(this.toLong(), to, -1.toLong())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Short.downTo(to: Float): FloatProgression {
    return FloatProgression(this.toFloat(), to, -1.toFloat())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Short.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this.toDouble(), to, -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Int.downTo(to: Byte): IntProgression {
    return IntProgression(this, to.toInt(), -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")
 public fun Int.downTo(to: Char): IntProgression {
    return IntProgression(this, to.toInt(), -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Int.downTo(to: Short): IntProgression {
    return IntProgression(this, to.toInt(), -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Int.downTo(to: Int): IntProgression {
    return IntProgression(this, to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Int.downTo(to: Long): LongProgression {
    return LongProgression(this.toLong(), to, -1.toLong())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Int.downTo(to: Float): FloatProgression {
    return FloatProgression(this.toFloat(), to, -1.toFloat())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Int.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this.toDouble(), to, -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Long.downTo(to: Byte): LongProgression {
    return LongProgression(this, to.toLong(), -1.toLong())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")
 public fun Long.downTo(to: Char): LongProgression {
    return LongProgression(this, to.toLong(), -1.toLong())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Long.downTo(to: Short): LongProgression {
    return LongProgression(this, to.toLong(), -1.toLong())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Long.downTo(to: Int): LongProgression {
    return LongProgression(this, to.toLong(), -1.toLong())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Long.downTo(to: Long): LongProgression {
    return LongProgression(this, to, -1.toLong())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Long.downTo(to: Float): FloatProgression {
    return FloatProgression(this.toFloat(), to, -1.toFloat())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Long.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this.toDouble(), to, -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Float.downTo(to: Byte): FloatProgression {
    return FloatProgression(this, to.toFloat(), -1.toFloat())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")
 public fun Float.downTo(to: Char): FloatProgression {
    return FloatProgression(this, to.toFloat(), -1.toFloat())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Float.downTo(to: Short): FloatProgression {
    return FloatProgression(this, to.toFloat(), -1.toFloat())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Float.downTo(to: Int): FloatProgression {
    return FloatProgression(this, to.toFloat(), -1.toFloat())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Float.downTo(to: Long): FloatProgression {
    return FloatProgression(this, to.toFloat(), -1.toFloat())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Float.downTo(to: Float): FloatProgression {
    return FloatProgression(this, to, -1.toFloat())
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Float.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this.toDouble(), to, -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Double.downTo(to: Byte): DoubleProgression {
    return DoubleProgression(this, to.toDouble(), -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")
 public fun Double.downTo(to: Char): DoubleProgression {
    return DoubleProgression(this, to.toDouble(), -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Double.downTo(to: Short): DoubleProgression {
    return DoubleProgression(this, to.toDouble(), -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Double.downTo(to: Int): DoubleProgression {
    return DoubleProgression(this, to.toDouble(), -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Double.downTo(to: Long): DoubleProgression {
    return DoubleProgression(this, to.toDouble(), -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Double.downTo(to: Float): DoubleProgression {
    return DoubleProgression(this, to.toDouble(), -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 public fun Double.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this, to, -1.0)
 }
@@ -10,6 +10,302 @@ import java.util.*
 import java.util.Collections // TODO: it's temporary while we have java.util.Collections in js
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Int.downTo(to: Byte): IntProgression {
    return IntProgression(this, to.toInt(), -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Long.downTo(to: Byte): LongProgression {
    return LongProgression(this, to.toLong(), -1L)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Byte.downTo(to: Byte): ByteProgression {
    return ByteProgression(this, to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Short.downTo(to: Byte): ShortProgression {
    return ShortProgression(this, to.toShort(), -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Double.downTo(to: Byte): DoubleProgression {
    return DoubleProgression(this, to.toDouble(), -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Float.downTo(to: Byte): FloatProgression {
    return FloatProgression(this, to.toFloat(), -1.0F)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Char.downTo(to: Char): CharProgression {
    return CharProgression(this, to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Int.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this.toDouble(), to, -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Long.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this.toDouble(), to, -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Byte.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this.toDouble(), to, -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Short.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this.toDouble(), to, -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Double.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this, to, -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Float.downTo(to: Double): DoubleProgression {
    return DoubleProgression(this.toDouble(), to, -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Int.downTo(to: Float): FloatProgression {
    return FloatProgression(this.toFloat(), to, -1.0F)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Long.downTo(to: Float): FloatProgression {
    return FloatProgression(this.toFloat(), to, -1.0F)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Byte.downTo(to: Float): FloatProgression {
    return FloatProgression(this.toFloat(), to, -1.0F)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Short.downTo(to: Float): FloatProgression {
    return FloatProgression(this.toFloat(), to, -1.0F)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Double.downTo(to: Float): DoubleProgression {
    return DoubleProgression(this, to.toDouble(), -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Float.downTo(to: Float): FloatProgression {
    return FloatProgression(this, to, -1.0F)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Int.downTo(to: Int): IntProgression {
    return IntProgression(this, to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Long.downTo(to: Int): LongProgression {
    return LongProgression(this, to.toLong(), -1L)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Byte.downTo(to: Int): IntProgression {
    return IntProgression(this.toInt(), to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Short.downTo(to: Int): IntProgression {
    return IntProgression(this.toInt(), to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Double.downTo(to: Int): DoubleProgression {
    return DoubleProgression(this, to.toDouble(), -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Float.downTo(to: Int): FloatProgression {
    return FloatProgression(this, to.toFloat(), -1.0F)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Int.downTo(to: Long): LongProgression {
    return LongProgression(this.toLong(), to, -1L)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Long.downTo(to: Long): LongProgression {
    return LongProgression(this, to, -1L)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Byte.downTo(to: Long): LongProgression {
    return LongProgression(this.toLong(), to, -1L)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Short.downTo(to: Long): LongProgression {
    return LongProgression(this.toLong(), to, -1L)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Double.downTo(to: Long): DoubleProgression {
    return DoubleProgression(this, to.toDouble(), -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Float.downTo(to: Long): FloatProgression {
    return FloatProgression(this, to.toFloat(), -1.0F)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Int.downTo(to: Short): IntProgression {
    return IntProgression(this, to.toInt(), -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Long.downTo(to: Short): LongProgression {
    return LongProgression(this, to.toLong(), -1L)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Byte.downTo(to: Short): ShortProgression {
    return ShortProgression(this.toShort(), to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Short.downTo(to: Short): ShortProgression {
    return ShortProgression(this, to, -1)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Double.downTo(to: Short): DoubleProgression {
    return DoubleProgression(this, to.toDouble(), -1.0)
 }
 /**
 * Returns a progression from this value down to the specified [to] value with the increment -1.
 * The [to] value has to be less than this value.
 */
 public fun Float.downTo(to: Short): FloatProgression {
    return FloatProgression(this, to.toFloat(), -1.0F)
 }
 /**
 * Returns a progression that goes over the same range in the opposite direction with the same step.
 */
@@ -1,71 +0,0 @@
 package generators
 import java.io.File
 import java.io.FileWriter
 import java.io.PrintWriter
 private fun generateDownTos(outputFile: File, header: String) {
    fun getMaxType(fromType: String, toType: String): String {
        return when {
            fromType == "Double" || toType == "Double" -> "Double"
            fromType == "Float"  || toType == "Float"  -> "Float"
            fromType == "Long"   || toType == "Long"   -> "Long"
            fromType == "Int"    || toType == "Int"    -> "Int"
            fromType == "Short"  || toType == "Short"  -> "Short"
            fromType == "Char"   || toType == "Char"   -> "Char"
            else -> "Byte"
        }
    }
    fun generateDownTo(writer: PrintWriter, fromType: String, toType: String) {
        val elementType = getMaxType(fromType, toType)
        val progressionType = elementType + "Progression"
        val fromExpr = if (elementType == fromType) "this" else "this.to$elementType()"
        val toExpr = if (elementType == toType) "to" else "to.to$elementType()"
        val incrementExpr = when (elementType) {
            "Long" -> "-1.toLong()"
            "Float" -> "-1.toFloat()"
            "Double" -> "-1.0"
            else -> "-1"
        }
        val deprecated =
        if ((fromType == "Char") != (toType == "Char")) {
            """deprecated("This operation doesn't make sense and shall be removed in M13. Consider converting Char operand to Int or other operand to Char.")"""
        } else ""
        writer.println("""
 /**
 * Returns a progression from this value down to the specified [to] value.
 *
 * The [to] value has to be less than this value.
 */
 $deprecated
 public fun $fromType.downTo(to: $toType): $progressionType {
    return $progressionType($fromExpr, $toExpr, $incrementExpr)
 }""".replace("\n\n","\n"))
    }
    println("Writing $outputFile")
    outputFile.getParentFile()?.mkdirs()
    val writer = PrintWriter(FileWriter(outputFile))
    try {
        writer.println(header)
        writer.println("""
 $COMMON_AUTOGENERATED_WARNING
 """)
        val types = arrayOf("Byte", "Char", "Short", "Int", "Long", "Float", "Double")
        for (fromType in types) {
            for (toType in types) {
                generateDownTo(writer, fromType, toType)
            }
        }
    } finally {
        writer.close()
    }
 }
@@ -28,7 +28,6 @@ fun main(args: Array<String>) {
    generateCollectionsAPI(outDir)
    generateCollectionsJsAPI(jsCoreDir)
    generateDownTos(File(outDir, "_DownTo.kt"), "package kotlin")
 }
 fun List<GenericFunction>.writeTo(file: File, builder: GenericFunction.() -> String) {
@@ -44,7 +44,13 @@ enum class PrimitiveType {
    companion object {
        val defaultPrimitives = PrimitiveType.values().toSet()
-        val numericPrimitives = setOf(PrimitiveType.Int, PrimitiveType.Long, PrimitiveType.Byte, PrimitiveType.Short, PrimitiveType.Double, PrimitiveType.Float)
+        val numericPrimitives = setOf(Int, Long, Byte, Short, Double, Float)
        val descendingByDomainCapacity = listOf(Double, Float, Long, Int, Short, Char, Byte)
        fun getMaxCapacityType(fromType: PrimitiveType, toType: PrimitiveType): PrimitiveType = descendingByDomainCapacity.first { it == fromType || it == toType }
        val primitivePermutations = numericPrimitives.flatMap { fromType -> numericPrimitives map { toType -> fromType to toType } } + (Char to Char)
    }
 }
@@ -46,5 +46,32 @@ fun ranges(): List<GenericFunction> {
        }
    }
    fun downTo(fromType: PrimitiveType, toType: PrimitiveType) = f("downTo(to: $toType)") {
        only(Primitives)
        only(fromType)
        val elementType = PrimitiveType.getMaxCapacityType(fromType, toType)
        val progressionType = elementType.name + "Progression"
        returns(progressionType)
        doc {
            """
            Returns a progression from this value down to the specified [to] value with the increment -1.
            The [to] value has to be less than this value.
            """
        }
        val fromExpr = if (elementType == fromType) "this" else "this.to$elementType()"
        val toExpr = if (elementType == toType) "to" else "to.to$elementType()"
        val incrementExpr = when (elementType) {
            PrimitiveType.Long -> "-1L"
            PrimitiveType.Float -> "-1.0F"
            PrimitiveType.Double -> "-1.0"
            else -> "-1"
        }
        body { "return $progressionType($fromExpr, $toExpr, $incrementExpr)" }
    }
    templates addAll PrimitiveType.primitivePermutations.map { downTo(it.first, it.second) }
    return templates
-}
+}