[swift-users] noob question about modules

blaster_in_black blaster_in_black at protonmail.com
Thu Sep 14 05:26:14 CDT 2017

Thanks much, Alex.

But how do you physically partition the namespace within a module, if not by sub-folders?

I am not sure whether the following example is, by definition, of a submodule that one could import by writing "import Cacao.StyleKit":


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-------- Original Message --------
On 13.09.2017, 10:23, Alex Blewitt wrote:

> No, submodules in Swift bear little relation to sub packages in Java. It's really just a way of partitioning the namespace within a single module. Nor is there any relation between the path and the name of the module either.
> Alex
>> On 12 Sep 2017, at 22:41, blaster_in_black via swift-users < swift-users at swift.org> wrote:
>> Hi,
>> I am beginning with Swift 4 (coming from the Java world) but I do not have yet a Swift development environment to experiment with. Therefore my question(s) might sound a bit silly. Unfortunately, I haven't been able to answer them by reading the online Language Guide.
>> 1) What makes a submodule? I can see online examples about how to import them, but not how to create one or any other further details about them. Are they like Java packages inside a jar? Do their hierarchical name ( prefix1.prefix2. ... .submodulename) reflect a path tree on the filesystem (/ prefix1/prefix2. ... /submodulename), just as it happens with Java packages?
>> 2) Can two different submodules within a single module export two different classes under a single class name? Like  module.submodule1.MyType and module.submodule2.myType.
>> Thanks in advance.
>> David
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