s1monw1

inline fun <reified T> String.asJson() = 
  jacksonObjectMapper().readValue<T>(this)

s1monw1

@NotNull
public static final String getParsableNumber(@NotNull String number) {
    Intrinsics.checkParameterIsNotNull(number, "number");
    return ParsableNumber.constructor_impl(number);
}
public static final void main() {
    String parsableNumber = getParsableNumber("100.12212");
    BigDecimal var1 = ParsableNumber.getParsed_impl(parsableNumber);
    System.out.println(var1);
    System.out.println(parsableNumber);

s1monw1

public final class ParsableNumber {
   @NotNull
   private final String original;
   @NotNull
   public final String getOriginal() { return this.original; }
   // $FF: synthetic method
   private ParsableNumber(@NotNull String original) {
      Intrinsics.checkParameterIsNotNull(original, "original");
      super();
      this.original = original;

s1monw1

@JvmInline
value class ParsableNumber(val original: String) {
    val parsed: BigDecimal
        get() = original.toBigDecimal().setScale(2, RoundingMode.HALF_UP)
}

fun getParsableNumber(number: String): ParsableNumber {
    return ParsableNumber(number)
}

s1monw1

/**
 * parses string number into BigDecimal with a scale of 2
 */
fun parseNumber(number: String): BigDecimal {
    return number.toBigDecimal().setScale(2, RoundingMode.HALF_UP)
}
fun main() {
    println(parseNumber("100.12212"))
}

s1monw1

@JvmInline
value class Password(val value: String)

@JvmInline
value class UserName(val value: String)

fun auth(userName: UserName, password: Password) { 
  println("authenticating $userName.")
}

s1monw1

fun auth(userName: String, password: String) {
    println("authenticating $userName.")
}

s1monw1

@JvmName("takeWrappedInt")
fun take(w: WrappedInt) {
    println(w.value)
}

s1monw1

@JvmInline
value class WrappedInt(val value: Int)

s1monw1

fun <T> countOccurrences(values: Collection<T>): Map<T, Int> =
    values.groupingBy { it }.eachCount()