Module org.kink_lang.kink
Package org.kink_lang.kink

Interface SymRegistry

All Known Implementing Classes:
SymRegistryImpl
public interface SymRegistry
The bidirectional registry of syms and sym-handles.

  • Method Summary

    Modifier and Type
    Method
    Description
    int
    getHandle(String sym)
    Registers or gets the handle of the sym.
    String
    getSym(int handle)
    Returns the corresponding sym for the handle.
    boolean
    isValidHandle(int handle)
    Returns true if the handle is registered.

  • Method Details

    • getHandle

      int getHandle(String sym)
      Registers or gets the handle of the sym.
      Parameters:
      sym - the sym.
      Returns:
      the handle.
      Throws:
      IllegalStateException - if the sym is not registered yet, and the registry does not have capacity for the new sym.

    • getSym

      String getSym(int handle)
      Returns the corresponding sym for the handle.
      Parameters:
      handle - the handle.
      Returns:
      the corresponding sym for the handle.
      Throws:
      IllegalArgumentException - if the specified handle is not registered.

    • isValidHandle

      boolean isValidHandle(int handle)
      Returns true if the handle is registered.
      Parameters:
      handle - the handle.
      Returns:
      true if the handle is registered.