improved Token::tokAt to handle negative argument too
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@ -114,10 +114,14 @@ void Token::replace(Token *replaceThis, Token *start, Token *end)
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const Token *Token::tokAt(int index) const
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{
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const Token *tok = this;
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while (index > 0 && tok)
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int num = abs(index);
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while (num > 0 && tok)
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{
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if (index > 0)
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tok = tok->next();
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--index;
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else
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tok = tok->previous();
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--num;
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}
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return tok;
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}
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@ -125,10 +129,14 @@ const Token *Token::tokAt(int index) const
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Token *Token::tokAt(int index)
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{
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Token *tok = this;
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while (index > 0 && tok)
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int num = abs(index);
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while (num > 0 && tok)
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{
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if (index > 0)
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tok = tok->next();
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--index;
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else
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tok = tok->previous();
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--num;
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}
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return tok;
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}
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