protected Segment parseCondition(Qontext context, Keyword keyword)
{
if (keyword == Keyword.CONDITION_IF)
{
Token[] premise = readBody();
Segment[] body = parse(context, readBody());
Log.spam("creating new ifElseSegment");
IfElseSegment ifElse = new IfElseSegment(body, premise);
if (peek().check(ValueType.Keyword) && peek().getValue <Keyword>() == Keyword.CONDITION_ELSE)
{
digest();
if (peek().check(ValueType.Keyword) && peek().check(Keyword.CONDITION_IF))
{
digest();
Log.spam("appending else if (...) continuation...");
ifElse.append((IfElseSegment)parseCondition(context, keyword));
}
else
{
Log.spam("appending premise-less else continuation...");
ifElse.append(new IfElseSegment(parse(context, readBody()), new Token[0]));
}
}
return(ifElse);
}
else if (keyword == Keyword.CONDITION_LOOP)
{
if (peek().check(ValueType.Struqture) && peek().check(Struqture.Call[OPEN]))
{
Token[] premise = readBody();
Segment[] body = parse(context, readBody());
LoopSegment loop = new LoopSegment(body, LoopSegment.HEAD, premise);
return(loop);
}
else if (peek().check(ValueType.Struqture) && peek().check(Struqture.Context[OPEN]))
{
Segment[] body = parse(context, readBody());
Token[] premise = readBody();
LoopSegment loop = new LoopSegment(body, LoopSegment.FOOT, premise);
return(loop);
}
else
{
new OperationException("loop condition expected '(' or '{' to start premise or body - got '" + peek().str() + "' instead.");
}
}
throw new OperationException("wanted to parse condition, but could not. debug me!!");
}
public void append(IfElseSegment next)
{
this.next = next;
}
