proc declarePureEnumField(c: PContext; s: PSym) {....raises: [KeyError, Exception],
    tags: [ReadDirEffect, RootEffect], forbids: [].}

proc evalFrom(c: PContext; n: PNode): PNode {....raises: [Exception, ValueError,
    KeyError, IOError, ERecoverableError, OSError], tags: [RootEffect,
    ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect], forbids: [].}

proc evalImport(c: PContext; n: PNode): PNode {....raises: [KeyError, Exception,
    ValueError, IOError, ERecoverableError, OSError], tags: [RootEffect,
    ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect], forbids: [].}

proc evalImportExcept(c: PContext; n: PNode): PNode {....raises: [Exception,
    ValueError, KeyError, IOError, ERecoverableError, OSError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}

proc importAllSymbols(c: PContext; fromMod: PSym) {.
    ...raises: [KeyError, Exception, ValueError, IOError, ERecoverableError], tags: [
    ReadDirEffect, RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}

proc readExceptSet(c: PContext; n: PNode): IntSet {.
    ...raises: [Exception, KeyError, ValueError, IOError, ERecoverableError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}