private StmtIfRaw.IfElseStmt ParseTruePart()
{
StmtIfRaw.IfElseStmt eistmt = new StmtIfRaw.IfElseStmt();
eistmt.KeyToken = (LexTokenText)currLineTokenTape.Current;
currLineTokenTape.MoveNext();//跳过否则如果
eistmt.ElseIfExp = ParseIfRawExpLine();
TapeMoveNext();
eistmt.Body = ParseStmtBlockRaw(eistmt.KeyToken.Position.Col);
return(eistmt);
}
private StmtRaw ParseIf()
{
StmtIfRaw ifStmt = new StmtIfRaw();
ifStmt.IfToken = (LexTokenText)currLineTokenTape.Current;
StmtIfRaw.IfElseStmt ifPart = ParseTruePart();
ifStmt.ElseIfParts.Add(ifPart);
while (currLineTokenTape.Current.IsKind(TokenKindKeyword.ELSEIF))
{
StmtIfRaw.IfElseStmt elseifPart = ParseTruePart();
ifStmt.ElseIfParts.Add(elseifPart);
}
if (currLineTokenTape.Current.IsKind(TokenKindKeyword.ELSE))
{
ifStmt.ElsePart = new StmtIfRaw.ElseStmt();
ifStmt.ElsePart.KeyToken = (LexTokenText)currLineTokenTape.Current;
var pos = tape.Current.StartCol;
TapeMoveNext();
ifStmt.ElsePart.Body = ParseStmtBlockRaw(pos);
}
return(ifStmt);
}
public StmtIf_ElseIf(StmtIf parentStmt, StmtIfRaw.IfElseStmt raw)
{
ParentStmt = parentStmt;
Raw = raw;
StmtBody = new StmtBlock(this, raw.Body);
}
