Class: Continuation

• Inheritance
• Description
• Related information
• Class protocol
  • instance creation
• Instance protocol
  • invocation
  • private
  • private accessing
  • restoration

Inheritance:

   Object
   |
   +--Continuation

Package:

stx:libbasic

Category:

Kernel-Processes

Version:

rev: 1.16 date: 2013/07/25 09:37:35

user: cg

file: Continuation.st directory: libbasic

module: stx stc-classLibrary: libbasic

Author:

Claus Gittinger

Description:

Initial attempt - Unfinished.
Continuations do not work yet - there is more support needed in the VM.

[Instance variables:]

    id                     <SmallInteger>   a unique continuation-id;
                                            Used to identify a corresponding
                                            data-structure in the VM.

    process                <Process>        the process which created this continuation.

[Class variables:]

Related information:

    Process
    Context
    Block

Class protocol:

 current

this is called current-continuation in scheme

usage example(s):

self current

 currentDo: aBlock

this is is called call/cc in scheme

 new

(comment from inherited method)
return an instance of myself without indexed variables

Instance protocol:

 argumentCount

VisualAge/ANSI compatibility

 numArgs

 value

 value: v

self terminate: thisContext.

 valueWithArguments: v

 terminate: aContext

| context |

 finalize

 setId: idArg process: aProcess

 restoreValues

| valueStream context |