proc compileModule(graph: ModuleGraph; fileIdx: FileIndex; flags: TSymFlags;
                   fromModule: PSym = nil): PSym {....raises: [OSError, IOError,
    KeyError, Exception, ERecoverableError, ValueError, EOFError], tags: [
    ReadEnvEffect, ReadIOEffect, WriteDirEffect, ReadDirEffect, RootEffect,
    WriteIOEffect].}

proc compileProject(graph: ModuleGraph; projectFileIdx = InvalidFileIdx) {....raises: [
    Exception, ERecoverableError, KeyError, OSError, IOError, ValueError,
    EOFError], tags: [RootEffect, ReadDirEffect, ReadEnvEffect, ReadIOEffect,
                      WriteDirEffect, WriteIOEffect].}

proc compileSystemModule(graph: ModuleGraph) {....raises: [KeyError, Exception,
    OSError, IOError, ERecoverableError, ValueError, EOFError], tags: [
    ReadDirEffect, RootEffect, ReadEnvEffect, ReadIOEffect, WriteDirEffect,
    WriteIOEffect].}

proc connectCallbacks(graph: ModuleGraph) {....raises: [], tags: [].}

proc importModule(graph: ModuleGraph; s: PSym; fileIdx: FileIndex): PSym {....raises: [
    OSError, IOError, KeyError, Exception, ERecoverableError, ValueError,
    EOFError], tags: [ReadEnvEffect, ReadIOEffect, WriteDirEffect,
                      ReadDirEffect, RootEffect, WriteIOEffect].}

proc includeModule(graph: ModuleGraph; s: PSym; fileIdx: FileIndex): PNode {.
    ...raises: [Exception, ERecoverableError, IOError, ValueError, KeyError],
    tags: [RootEffect, ReadIOEffect, ReadDirEffect, WriteIOEffect].}

proc makeModule(graph: ModuleGraph; filename: AbsoluteFile): PSym {.
    ...raises: [Exception, ERecoverableError, KeyError],
    tags: [RootEffect, ReadDirEffect].}

proc makeModule(graph: ModuleGraph; filename: string): PSym {.
    ...raises: [Exception, ERecoverableError, KeyError],
    tags: [RootEffect, ReadDirEffect].}

proc makeStdinModule(graph: ModuleGraph): PSym {.
    ...raises: [Exception, ERecoverableError, KeyError],
    tags: [RootEffect, ReadDirEffect].}

proc resetSystemArtifacts(g: ModuleGraph) {....raises: [], tags: [].}

proc wantMainModule(conf: ConfigRef) {....raises: [Exception, ERecoverableError,
    KeyError], tags: [RootEffect, ReadDirEffect].}