public static SCode Make(PrimitiveIsChar predicate, SCode consequent, SCode alternative)
{
return
(predicate is PrimitiveIsCharL) ? PCondIsCharL.Make ((PrimitiveIsCharL) predicate, consequent, alternative)
: (consequent is LexicalVariable) ? PCondIsCharSL.Make (predicate, (LexicalVariable) consequent, alternative)
: (consequent is Quotation) ? PCondIsCharSQ.Make (predicate, (Quotation) consequent, alternative)
: (alternative is LexicalVariable) ? PCondIsCharSSL.Make (predicate, consequent, (LexicalVariable) alternative)
: (alternative is Quotation) ? PCondIsCharSSQ.Make (predicate, consequent, (Quotation) alternative)
: new PCondIsChar (predicate, consequent, alternative);
}
public static SCode Make(PrimitiveIsChar predicate, SCode consequent, Quotation alternative)
{
return new PCondIsCharSSQ (predicate, consequent, alternative);
}
public static SCode Make(PrimitiveIsChar predicate, SCode consequent, LexicalVariable alternative)
{
return new PCondIsCharSSL (predicate, consequent, alternative);
}
protected PCondIsCharSSQ(PrimitiveIsChar predicate, SCode consequent, Quotation alternative)
: base(predicate, consequent, alternative)
{
this.alternativeValue = alternative.Quoted;
}
public static SCode Make(PrimitiveIsChar predicate, Quotation consequent, Quotation alternative)
{
if (consequent.Quoted == alternative.Quoted) {
Debug.WriteLine ("; Optimize (if <expr> <literal> <literal>) => (begin <expr> <literal>)");
return Sequence2.Make (predicate, consequent);
}
else if (Configuration.EnableTrueUnspecific && consequent.Quoted == Constant.Unspecific) {
Debug.WriteLine ("; Optimize (if <expr> <unspecific> <literal>) => (begin <expr> <literal>)");
return Sequence2.Make (predicate, alternative);
}
else if (Configuration.EnableTrueUnspecific && alternative.Quoted == Constant.Unspecific) {
Debug.WriteLine ("; Optimize (if <expr> <literal> <unspecific>) => (begin <expr> <literal>)");
return Sequence2.Make (predicate, consequent);
}
return new PCondIsCharSQQ (predicate, consequent, alternative);
}
protected PCondIsCharSSL(PrimitiveIsChar predicate, SCode consequent, LexicalVariable alternative)
: base(predicate, consequent, alternative)
{
this.alternativeName = alternative.Name;
this.alternativeDepth = alternative.Depth;
this.alternativeOffset = alternative.Offset;
}
protected PCondIsCharSQL(PrimitiveIsChar predicate, Quotation consequent, LexicalVariable alternative)
: base(predicate, consequent, alternative)
{
}
public static SCode Make(PrimitiveIsChar predicate, Quotation consequent, LexicalVariable alternative)
{
throw new NotImplementedException ();
}
public static SCode Make(PrimitiveIsChar predicate, Quotation consequent, SCode alternative)
{
return
(alternative is LexicalVariable) ? PCondIsCharSQL.Make (predicate, consequent, (LexicalVariable) alternative) :
(alternative is Quotation) ? PCondIsCharSQQ.Make (predicate, consequent, (Quotation) alternative) :
new PCondIsCharSQ (predicate, consequent, alternative);
}
protected PCondIsCharSQ(PrimitiveIsChar predicate, Quotation consequent, SCode alternative)
: base(predicate, consequent, alternative)
{
this.consequentValue = consequent.Quoted;
}
protected PCondIsCharSLQ(PrimitiveIsChar predicate, LexicalVariable consequent, Quotation alternative)
: base(predicate, consequent, alternative)
{
this.alternativeValue = alternative.Quoted;
}
protected PCondIsCharSL(PrimitiveIsChar predicate, LexicalVariable consequent, SCode alternative)
: base(predicate, consequent, alternative)
{
this.consequentName = consequent.Name;
this.consequentDepth = consequent.Depth;
this.consequentOffset = consequent.Offset;
}
protected PCondIsChar(PrimitiveIsChar predicate, SCode consequent, SCode alternative)
: base(predicate, consequent, alternative)
{
}
