Finding type parameters via reflection in Scala 2.10?

by

Starting with Scala 2.11, you can simply use:

yourGenericType.typeArgs.head

See the macros changelog point number 14.

More Related Contents:

  1. Generating a class from string and instantiating it in Scala 2.10
  2. How do I access default parameter values via Scala reflection?
  3. How to get ClassTag form TypeTag, or both at same time?
  4. Creating a method definition tree from a method symbol and a body
  5. Scala 2.10 reflection, how do I extract the field values from a case class, i.e. field list from case class
  6. What is a TypeTag and how do I use it?
  7. Scala’s “postfix ops”
  8. Get companion object instance with new Scala reflection API
  9. I want to get the type of a variable at runtime
  10. Pattern matching on generic type in Scala
  11. What’s the easiest way to use reify (get an AST of) an expression in Scala?
  12. Use case of scala.concurrent.blocking
  13. How to access parameter list of case class in a dotty macro
  14. Get a TypeTag from a Type?
  15. Static return type of Scala macros
  16. Scala generic method – No ClassTag available for T
  17. How to know if an object is an instance of a TypeTag’s type?
  18. error in if return in Scala
  19. How do I get around type erasure on Scala? Or, why can’t I get the type parameter of my collections?
  20. Call by name vs call by value in Scala, clarification needed
  21. What does the `#` operator mean in Scala?
  22. How to save DataFrame directly to Hive?
  23. Scala underscore – ERROR: missing parameter type for expanded function
  24. Setting up sbt to use Java 7 for compilation?
  25. How to use Column.isin with list?
  26. Is there a generic way to memoize in Scala?
  27. How to pattern match into an uppercase variable?
  28. How do I parse command line arguments in Scala? [closed]
  29. Futures / Success race
  30. Why does one select Scala type members with a hash instead of a dot?

Leave a Comment