proc replaceDeprecated(conf: ConfigRef; info: TLineInfo; oldSym, newSym: PIdent) {...}{.
    raises: [], tags: [ReadIOEffect].}

proc replaceDeprecated(conf: ConfigRef; info: TLineInfo; oldSym, newSym: PSym) {...}{.
    raises: [], tags: [ReadIOEffect].}

proc replaceComment(conf: ConfigRef; info: TLineInfo) {...}{.raises: [],
    tags: [ReadIOEffect].}