proc commonOptimizations(g: ModuleGraph; c: PSym; n: PNode): PNode {...}{.
    raises: [Exception, ValueError, IOError, ERecoverableError, KeyError],
    tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect, TimeEffect].}

proc transformBody(g: ModuleGraph; prc: PSym; cache: bool): PNode {...}{.
    raises: [Exception, ValueError, IOError, ERecoverableError, KeyError],
    tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect, TimeEffect].}

proc transformStmt(g: ModuleGraph; module: PSym; n: PNode): PNode {...}{.
    raises: [Exception, ValueError, IOError, ERecoverableError, KeyError],
    tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect, TimeEffect].}

proc transformExpr(g: ModuleGraph; module: PSym; n: PNode): PNode {...}{.
    raises: [Exception, ValueError, IOError, ERecoverableError, KeyError],
    tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect, TimeEffect].}