Portabiluty: use `Exception new signal: message` to throw exceptions
...instead of #signalWith: It seems that this is the only portable way
to throw exceptions (at least among Pharo and Smalltalk/X)
"{ Package: 'stx:goodies/petitparser/compiler' }"
"{ NameSpace: Smalltalk }"
PPCScannerResultStrategy subclass:#PPCNoResultStrategy
instanceVariableNames:''
classVariableNames:''
poolDictionaries:''
category:'PetitCompiler-Scanner'
!
!PPCNoResultStrategy methodsFor:'as yet unclassified'!
recordFailure: retval offset: offset
"nothing to do"
!
recordMatch: retval offset: offset
"nothing to do"
!
reset
"nothing to do"
!
returnFailure: retval offset: offset
"nothing to do"
!
returnMatch: retval offset: offset
codeGen code: 'stream position: stream position - 1.'.
codeGen codeReturn
!
returnResult: state
codeGen codeReturn
! !