[swift-users] How to get Swift 2.3 in command line?

[Zhao Xin]

Thanks, Sam. However, as in Xcode-Beta.app, there are two version of Swift,
3.0 and 2.3, and 3.0 is chosen if I do your method.

Zhaoxin

On Thu, Aug 18, 2016 at 10:11 AM, Sikhapol Saijit <sikhapol at gmail.com>
wrote:

> If you already have two versions of Xcode installed in the /Application
> then I think using *xcode-select* tool would be easier.
>
> type *sudo xcode-select -s /Application/Xcode.app* will get you Swift 2.3
> and all the environment of Xcode 7
>
> *sudo xcode-select -s /Application/Xcode-Beta.app *will quickly switch
> everything to Xcode 8
>
>
> Sam
>
> On Aug 11, 2016, at 2:58 PM, Zhao Xin via swift-users <
> swift-users at swift.org> wrote:
>
> Thank you Keith. You helped me a lot. I finally got it work.
>
> As realm use "xcrun swift" to get swift version. I did that by 'export
> TOOLCHAINS=com.apple.dt.toolchain.Swift_2_3'.
>
> I also think the document in https://swift.org/download/#using-downloads should
> change
>
> $ export PATH=/Library/Developer/Toolchains/swift-latest.
>> xctoolchain/usr/bin:"${PATH}"
>
>
> to export  TOOLCHAINS as well.
>
> Zhaoxin
>
>
> On Thu, Aug 11, 2016 at 2:56 PM, Keith Smiley <k at keith.so> wrote:
>
>> You can accomplish this with the `--toolchain` `xcrun` argument. It took
>> a few
>> tries but it seems as though this command works:
>>
>> ```
>> xcrun --toolchain "com.apple.dt.toolchain.Swift_2_3" swiftc -v
>> ```
>>
>> I got this identifier from:
>>
>> /Applications/Xcode-beta.app/Contents/Developer/Toolchains/S
>> wift_2.3.xctoolchain/ToolchainInfo.plist
>>
>> --
>> Keith Smiley
>>
>> On 08/11, Zhao Xin via swift-users wrote:
>> > There are two toolchains under Xcode-beta.app/Contents/
>> > Developer/Toolchains/.
>> >
>> > > Swift_2.3.xctoolchain/
>> > > XcodeDefault.xctoolchain/
>> >
>> >
>> > So in a terminal. input
>> >
>> > > export PATH=/Applications/Xcode-beta.app/Contents/Developer/
>> > > Toolchains/Swift_2.3.xctoolchain/usr/bin:"${PATH}"
>> >
>> >
>> > After I did that, when I input swift, it would be 2.3, but when I type
>> > xcrun swift, it was still 3.0 or 2.2.
>> >
>> > Any idea?​
>> >
>> > Zhaoxin​
>> > ​
>> >
>> >
>> > On Thu, Aug 11, 2016 at 12:44 PM, Zhao Xin <owenzx at gmail.com> wrote:
>> >
>> > > I try to change command line tool from Xcode 8.0(8S193k) to Xcode
>> > > 7.3.1(7D1014), who lead me to swift 3.0 or swift 2.2. I need Swift
>> 2.3 to
>> > > build Realm Cocoa from its source.
>> > >
>> > > Any idea?
>> > >
>> > > Zhaoxin
>> > >
>>
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>> > swift-users at swift.org
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>>
>>
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