[Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread David Pollak
I'm cc'ing this to the Lift list.  Perhaps Indrajit or another Maven guru
can help out.

On Tue, Dec 22, 2009 at 2:32 AM, martin odersky wrote:

> On Tue, Dec 22, 2009 at 11:11 AM, Heiko Seeberger
>  wrote:
> > 2009/12/22 martin odersky 
> >>
> >> Annoying... Just to explain what goes on here. Between RC3 and RC4 we
> >> tightened the erasure of compund types
> >> T with U where T and U are traits. These used to be all erased to
> >> Object and now are erased to the first trait in the sequence, i.e. T
> >> in the example above. Unfortunately it seems the previous behavior of
> >> erasing to Object hid a few bugs in prior transformation phases where
> >> one should have taken the self type of a class and one took instead
> >> the type of the class itself. These bugs are now crawling out, and it
> >> seems that lift is their primary crawling ground, probably because of
> >> its ubiquitous pattern of using self types that are compound types of
> >> traits.
> >
> > Making them creep out sooner than later is beneficial, even if it causes
> > some pain right now ;-)
> >
> >>
> >> Another problem is that lift by itself is hard to test for me because
> >> it requires maven (and I am no maven expert) and maven requires a full
> >> build, which takes time to do. So the turn around time is quite high,
> >> many hours to days instead of minutes. Any ideas what one can do to
> >> address these issues would be welcome.
> >
> > Meanwhile Lift is a large and highly modular framework. The RC4 error
> > occurred while building lift-util which is a prerequisite module (built
> in
> > the very beginning). The RC5 error occurred while building lift-mapper,
> > which is already outside of the lift-base modules. Hence I am optimistic
> > that we do not need many further rounds.
> > Heiko
>
> Is there a way I can build lift from the command line, using simple
> invocations of scalac only?
> I don't mind to do it bit by bit. I could isolate the previous fault
> myself, but for this one it looks like I need help because the file
> causing the crash depends on too many other things.
>
>  -- Martin
>



-- 
Lift, the simply functional web framework http://liftweb.net
Beginning Scala http://www.apress.com/book/view/1430219890
Follow me: http://twitter.com/dpp
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[Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Josh Suereth
I think staying in maven would require the least amount of typing, but the
most amount of time as you'd have to publish local snapshots of Scala 2.8.0
to use them in the lift build.  I remember how annoying this is ;).   Also
note that deploying maven requires a full scala build, but if needed I can
make a short-cut that will just publish the "quick" libraries.  This would
help immensely in testing trunk against projects, but is not very helpful
otherwise.  Would this be desirable?

What was already suggested (runing mvn dependency:copy-dependencies) is very
viable.   However, if lift-mapper relies on lift-util, you'll have to
rebuild one before you rebuild the other if you're somehow changing the ABI.

If you still wanted to use maven, I recommend using the reactor plugin.   If
you identify the project that is failing you can run:

mvn reactor:make -Dmake.artifacts=net.liftweb:lift-mapper

Where "net.liftweb:lift-mapper" is the groupId:artifactId containing the
failing module.  This will only build the lift-mapper module and other
modules on which lift-mapper depends (i.e. if lift-mapper needs lift-util
(and only lift-util) just those two will be built.

I have a local VM where I was setting up a scala nightly build that would
feed maven.  Perhaps when I finish I'll make a write-up on how to do this,
or have some kind of template/script you can use to do it by hand.

- Josh




On Tue, Dec 22, 2009 at 7:24 AM, David Pollak  wrote:

> I'm cc'ing this to the Lift list.  Perhaps Indrajit or another Maven guru
> can help out.
>
>
> On Tue, Dec 22, 2009 at 2:32 AM, martin odersky wrote:
>
>> On Tue, Dec 22, 2009 at 11:11 AM, Heiko Seeberger
>>  wrote:
>> > 2009/12/22 martin odersky 
>> >>
>> >> Annoying... Just to explain what goes on here. Between RC3 and RC4 we
>> >> tightened the erasure of compund types
>> >> T with U where T and U are traits. These used to be all erased to
>> >> Object and now are erased to the first trait in the sequence, i.e. T
>> >> in the example above. Unfortunately it seems the previous behavior of
>> >> erasing to Object hid a few bugs in prior transformation phases where
>> >> one should have taken the self type of a class and one took instead
>> >> the type of the class itself. These bugs are now crawling out, and it
>> >> seems that lift is their primary crawling ground, probably because of
>> >> its ubiquitous pattern of using self types that are compound types of
>> >> traits.
>> >
>> > Making them creep out sooner than later is beneficial, even if it causes
>> > some pain right now ;-)
>> >
>> >>
>> >> Another problem is that lift by itself is hard to test for me because
>> >> it requires maven (and I am no maven expert) and maven requires a full
>> >> build, which takes time to do. So the turn around time is quite high,
>> >> many hours to days instead of minutes. Any ideas what one can do to
>> >> address these issues would be welcome.
>> >
>> > Meanwhile Lift is a large and highly modular framework. The RC4 error
>> > occurred while building lift-util which is a prerequisite module (built
>> in
>> > the very beginning). The RC5 error occurred while building lift-mapper,
>> > which is already outside of the lift-base modules. Hence I am optimistic
>> > that we do not need many further rounds.
>> > Heiko
>>
>> Is there a way I can build lift from the command line, using simple
>> invocations of scalac only?
>> I don't mind to do it bit by bit. I could isolate the previous fault
>> myself, but for this one it looks like I need help because the file
>> causing the crash depends on too many other things.
>>
>>  -- Martin
>>
>
>
>
> --
> Lift, the simply functional web framework http://liftweb.net
> Beginning Scala http://www.apress.com/book/view/1430219890
> Follow me: http://twitter.com/dpp
> Surf the harmonics
>

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[Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread martin odersky
On Tue, Dec 22, 2009 at 2:01 PM, Josh Suereth  wrote:
> I think staying in maven would require the least amount of typing, but the
> most amount of time as you'd have to publish local snapshots of Scala 2.8.0
> to use them in the lift build.  I remember how annoying this is ;).   Also
> note that deploying maven requires a full scala build, but if needed I can
> make a short-cut that will just publish the "quick" libraries.  This would
> help immensely in testing trunk against projects, but is not very helpful
> otherwise.  Would this be desirable?
>
> What was already suggested (runing mvn dependency:copy-dependencies) is very
> viable.   However, if lift-mapper relies on lift-util, you'll have to
> rebuild one before you rebuild the other if you're somehow changing the ABI.
>
> If you still wanted to use maven, I recommend using the reactor plugin.   If
> you identify the project that is failing you can run:
>
> mvn reactor:make -Dmake.artifacts=net.liftweb:lift-mapper
>
> Where "net.liftweb:lift-mapper" is the groupId:artifactId containing the
> failing module.  This will only build the lift-mapper module and other
> modules on which lift-mapper depends (i.e. if lift-mapper needs lift-util
> (and only lift-util) just those two will be built.
>
> I have a local VM where I was setting up a scala nightly build that would
> feed maven.  Perhaps when I finish I'll make a write-up on how to do this,
> or have some kind of template/script you can use to do it by hand.
>
> - Josh
>
Hi Josh,

The problem is not so much building individual maven modules, but
building them with experimental compilers. I need to be able to put a
println into scalac, rebuild that (takes 10sec with fsc) and then
recompile the offending maven part with that compiler. That's why I
need a version of lift that can be compiled without maven. It need not
be perfect, for instance one can probably throw out all the tests. But
I need to be able to use lift as a rapid experimentation tool for the
scala compiler itself.

Unfortunately, LAMP is pretty much shutting down for the holidays
right now. So any outside help that you can give is appreciated.
Ideally: I get the right lift version as a tarball, together with all
jars that it needs. Then, instructions what to compile in what order
(I can probably figure them out in a pinch, but if someone knows that
already, it would help).

Thanks

 -- Martin

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[Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Josh Suereth
For curiousities sake, if you're building using fsc, are you running scalac
via an exploded classpath (i.e. not a JAR file?).  If so, I'll try to come
up with a longer-term solution for this.

If we allowed you to do the following:

mvn reactor:make -Dmake.artifacts=net.liftweb:lift-mapper -P local-scala
-Dscala.local.classpath=classfiledir

would that be sufficient?  We could also have this do conditional
computation in the future.

- Josh

On Tue, Dec 22, 2009 at 8:12 AM, martin odersky wrote:

> On Tue, Dec 22, 2009 at 2:01 PM, Josh Suereth 
> wrote:
> > I think staying in maven would require the least amount of typing, but
> the
> > most amount of time as you'd have to publish local snapshots of Scala
> 2.8.0
> > to use them in the lift build.  I remember how annoying this is ;).
> Also
> > note that deploying maven requires a full scala build, but if needed I
> can
> > make a short-cut that will just publish the "quick" libraries.  This
> would
> > help immensely in testing trunk against projects, but is not very helpful
> > otherwise.  Would this be desirable?
> >
> > What was already suggested (runing mvn dependency:copy-dependencies) is
> very
> > viable.   However, if lift-mapper relies on lift-util, you'll have to
> > rebuild one before you rebuild the other if you're somehow changing the
> ABI.
> >
> > If you still wanted to use maven, I recommend using the reactor plugin.
> If
> > you identify the project that is failing you can run:
> >
> > mvn reactor:make -Dmake.artifacts=net.liftweb:lift-mapper
> >
> > Where "net.liftweb:lift-mapper" is the groupId:artifactId containing the
> > failing module.  This will only build the lift-mapper module and other
> > modules on which lift-mapper depends (i.e. if lift-mapper needs lift-util
> > (and only lift-util) just those two will be built.
> >
> > I have a local VM where I was setting up a scala nightly build that would
> > feed maven.  Perhaps when I finish I'll make a write-up on how to do
> this,
> > or have some kind of template/script you can use to do it by hand.
> >
> > - Josh
> >
> Hi Josh,
>
> The problem is not so much building individual maven modules, but
> building them with experimental compilers. I need to be able to put a
> println into scalac, rebuild that (takes 10sec with fsc) and then
> recompile the offending maven part with that compiler. That's why I
> need a version of lift that can be compiled without maven. It need not
> be perfect, for instance one can probably throw out all the tests. But
> I need to be able to use lift as a rapid experimentation tool for the
> scala compiler itself.
>
> Unfortunately, LAMP is pretty much shutting down for the holidays
> right now. So any outside help that you can give is appreciated.
> Ideally: I get the right lift version as a tarball, together with all
> jars that it needs. Then, instructions what to compile in what order
> (I can probably figure them out in a pinch, but if someone knows that
> already, it would help).
>
> Thanks
>
>  -- Martin
>

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[Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Kevin Wright
Another possibility is to specify scala as a system dependency in Lift's
pom:
http://maven.apache.org/guides/introduction/introduction-to-dependency-mechanism.html#System_Dependencies

Then hard code the path that scalac's being built into.
put maven in offline mode as well, and it should be nice and quick.


2009/12/22 Josh Suereth 

> For curiousities sake, if you're building using fsc, are you running scalac
> via an exploded classpath (i.e. not a JAR file?).  If so, I'll try to come
> up with a longer-term solution for this.
>
> If we allowed you to do the following:
>
> mvn reactor:make -Dmake.artifacts=net.liftweb:lift-mapper -P local-scala
> -Dscala.local.classpath=classfiledir
>
> would that be sufficient?  We could also have this do conditional
> computation in the future.
>
> - Josh
>
>
> On Tue, Dec 22, 2009 at 8:12 AM, martin odersky wrote:
>
>> On Tue, Dec 22, 2009 at 2:01 PM, Josh Suereth 
>> wrote:
>> > I think staying in maven would require the least amount of typing, but
>> the
>> > most amount of time as you'd have to publish local snapshots of Scala
>> 2.8.0
>> > to use them in the lift build.  I remember how annoying this is ;).
>> Also
>> > note that deploying maven requires a full scala build, but if needed I
>> can
>> > make a short-cut that will just publish the "quick" libraries.  This
>> would
>> > help immensely in testing trunk against projects, but is not very
>> helpful
>> > otherwise.  Would this be desirable?
>> >
>> > What was already suggested (runing mvn dependency:copy-dependencies) is
>> very
>> > viable.   However, if lift-mapper relies on lift-util, you'll have to
>> > rebuild one before you rebuild the other if you're somehow changing the
>> ABI.
>> >
>> > If you still wanted to use maven, I recommend using the reactor
>> plugin.   If
>> > you identify the project that is failing you can run:
>> >
>> > mvn reactor:make -Dmake.artifacts=net.liftweb:lift-mapper
>> >
>> > Where "net.liftweb:lift-mapper" is the groupId:artifactId containing the
>> > failing module.  This will only build the lift-mapper module and other
>> > modules on which lift-mapper depends (i.e. if lift-mapper needs
>> lift-util
>> > (and only lift-util) just those two will be built.
>> >
>> > I have a local VM where I was setting up a scala nightly build that
>> would
>> > feed maven.  Perhaps when I finish I'll make a write-up on how to do
>> this,
>> > or have some kind of template/script you can use to do it by hand.
>> >
>> > - Josh
>> >
>> Hi Josh,
>>
>> The problem is not so much building individual maven modules, but
>> building them with experimental compilers. I need to be able to put a
>> println into scalac, rebuild that (takes 10sec with fsc) and then
>> recompile the offending maven part with that compiler. That's why I
>> need a version of lift that can be compiled without maven. It need not
>> be perfect, for instance one can probably throw out all the tests. But
>> I need to be able to use lift as a rapid experimentation tool for the
>> scala compiler itself.
>>
>> Unfortunately, LAMP is pretty much shutting down for the holidays
>> right now. So any outside help that you can give is appreciated.
>> Ideally: I get the right lift version as a tarball, together with all
>> jars that it needs. Then, instructions what to compile in what order
>> (I can probably figure them out in a pinch, but if someone knows that
>> already, it would help).
>>
>> Thanks
>>
>>  -- Martin
>>
>
>


-- 
Kevin Wright

mail/google talk: kev.lee.wri...@googlemail.com
wave: kev.lee.wri...@googlewave.com
skype: kev.lee.wright
twitter: @thecoda

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[Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread martin odersky
On Tue, Dec 22, 2009 at 2:35 PM, Josh Suereth  wrote:
> For curiousities sake, if you're building using fsc, are you running scalac
> via an exploded classpath (i.e. not a JAR file?).  If so, I'll try to come
> up with a longer-term solution for this.

Yes, exactly. My usual setup is that my output directory is the first
item on the classpath. So any files I recompile get chosen first.

>
> If we allowed you to do the following:
>
> mvn reactor:make -Dmake.artifacts=net.liftweb:lift-mapper -P local-scala
> -Dscala.local.classpath=classfiledir
>
> would that be sufficient?  We could also have this do conditional
> computation in the future.

Does that mean that the scala compiler would then be run out of
classfiledir? Yes, that could work.

Cheers

 -- Martin

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[Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Heiko Seeberger
Martin,

OK, now I got it working (almost) without Maven:

1. step:
Check out 280_port branch from g...@github.com:dpp/liftweb.git

2. step:
cd into liftweb/lift-persistence/lift-mapper and run
mvn dependency:copy-dependencies

3. step:
run the following command
 -classpath `find target/dependency
-name *.jar | xargs scala -e 'println(args mkString ":")'` -sourcepath
src/main/scala -d target/classes `find src/main/scala -name *.scala`

This will only use Maven to download the dependencies, but you can compile
with scalac or fsc.

Heiko

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[Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread martin odersky
On Tue, Dec 22, 2009 at 3:41 PM, Heiko Seeberger
 wrote:
> Martin,
> OK, now I got it working (almost) without Maven:
> 1. step:
> Check out 280_port branch from ...@github.com:dpp/liftweb.git
> 2. step:
> cd into liftweb/lift-persistence/lift-mapper and run
> mvn dependency:copy-dependencies
> 3. step:
> run the following command
>  -classpath `find target/dependency
> -name *.jar | xargs scala -e 'println(args mkString ":")'` -sourcepath
> src/main/scala -d target/classes `find src/main/scala -name *.scala`
> This will only use Maven to download the dependencies, but you can compile
> with scalac or fsc.

Great! Can you provide me with a tarball or zip of the lift sources? I
don't have git installed here yet.

Thanks

 -- Martin

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[Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread David Pollak
Martin,

You can download a tarball from:
http://github.com/dpp/liftweb/tree/280_port/

Go to that page and look for the "download" button.  You'll be presented
with the option of tar or zip.

I'll also send you the tarball privately.

Thanks,

David

On Tue, Dec 22, 2009 at 5:12 AM, martin odersky wrote:

> On Tue, Dec 22, 2009 at 2:01 PM, Josh Suereth 
> wrote:
> > I think staying in maven would require the least amount of typing, but
> the
> > most amount of time as you'd have to publish local snapshots of Scala
> 2.8.0
> > to use them in the lift build.  I remember how annoying this is ;).
> Also
> > note that deploying maven requires a full scala build, but if needed I
> can
> > make a short-cut that will just publish the "quick" libraries.  This
> would
> > help immensely in testing trunk against projects, but is not very helpful
> > otherwise.  Would this be desirable?
> >
> > What was already suggested (runing mvn dependency:copy-dependencies) is
> very
> > viable.   However, if lift-mapper relies on lift-util, you'll have to
> > rebuild one before you rebuild the other if you're somehow changing the
> ABI.
> >
> > If you still wanted to use maven, I recommend using the reactor plugin.
> If
> > you identify the project that is failing you can run:
> >
> > mvn reactor:make -Dmake.artifacts=net.liftweb:lift-mapper
> >
> > Where "net.liftweb:lift-mapper" is the groupId:artifactId containing the
> > failing module.  This will only build the lift-mapper module and other
> > modules on which lift-mapper depends (i.e. if lift-mapper needs lift-util
> > (and only lift-util) just those two will be built.
> >
> > I have a local VM where I was setting up a scala nightly build that would
> > feed maven.  Perhaps when I finish I'll make a write-up on how to do
> this,
> > or have some kind of template/script you can use to do it by hand.
> >
> > - Josh
> >
> Hi Josh,
>
> The problem is not so much building individual maven modules, but
> building them with experimental compilers. I need to be able to put a
> println into scalac, rebuild that (takes 10sec with fsc) and then
> recompile the offending maven part with that compiler. That's why I
> need a version of lift that can be compiled without maven. It need not
> be perfect, for instance one can probably throw out all the tests. But
> I need to be able to use lift as a rapid experimentation tool for the
> scala compiler itself.
>
> Unfortunately, LAMP is pretty much shutting down for the holidays
> right now. So any outside help that you can give is appreciated.
> Ideally: I get the right lift version as a tarball, together with all
> jars that it needs. Then, instructions what to compile in what order
> (I can probably figure them out in a pinch, but if someone knows that
> already, it would help).
>
> Thanks
>
>  -- Martin
>



-- 
Lift, the simply functional web framework http://liftweb.net
Beginning Scala http://www.apress.com/book/view/1430219890
Follow me: http://twitter.com/dpp
Surf the harmonics

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread David Bernard
Dirty solutions (If you already have maven installed and be able to build
lift with maven) :

0. replace
$HOME/.m2/repository/org/scala-lang/scala-compiler/2.8.0-SNAPSHOT/scala-compiler-2.8.0-SNAPSHOT.jar
by symlink to the directory with classes result from scalac scalac
compilation

1. Or at the end of scalac scalac compilation create a jar and copy
(override) t in place of
.m2//scala-compiler/2.8.0-SNAPSHOT/scala-compiler-2.8.0-SNAPSHOT.jar

2. Or you could run maven with the -Dmaven.scala.displayCmd=true then the
command line used to build will be displayed.
Copy the line into a .sh/.cmd
Modifie the location scala .jar to use the output of your scalac scalac
compilation.

Notes :
* the call of scalac is wrapped into a main able to handle a long list of
arguments from file (working with any version of scala).
* maven-scala-plugin was created to used classes (scalac) packaged into jar

Sorry to not provide a better solution.

/davidB

On Tue, Dec 22, 2009 at 15:16, martin odersky wrote:

> On Tue, Dec 22, 2009 at 2:35 PM, Josh Suereth 
> wrote:
> > For curiousities sake, if you're building using fsc, are you running
> scalac
> > via an exploded classpath (i.e. not a JAR file?).  If so, I'll try to
> come
> > up with a longer-term solution for this.
>
> Yes, exactly. My usual setup is that my output directory is the first
> item on the classpath. So any files I recompile get chosen first.
>
> >
> > If we allowed you to do the following:
> >
> > mvn reactor:make -Dmake.artifacts=net.liftweb:lift-mapper -P local-scala
> > -Dscala.local.classpath=classfiledir
> >
> > would that be sufficient?  We could also have this do conditional
> > computation in the future.
>
> Does that mean that the scala compiler would then be run out of
> classfiledir? Yes, that could work.
>
> Cheers
>
>  -- Martin
>
> --
>
> You received this message because you are subscribed to the Google Groups
> "Lift" group.
> To post to this group, send email to lift...@googlegroups.com.
> To unsubscribe from this group, send email to
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>
>

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Kevin Wright
2009/12/22 David Bernard 

> Dirty solutions (If you already have maven installed and be able to build
> lift with maven) :
>
> 0. replace
> $HOME/.m2/repository/org/scala-lang/scala-compiler/2.8.0-SNAPSHOT/scala-compiler-2.8.0-SNAPSHOT.jar
> by symlink to the directory with classes result from scalac scalac
> compilation
>
> 1. Or at the end of scalac scalac compilation create a jar and copy
> (override) t in place of
> .m2//scala-compiler/2.8.0-SNAPSHOT/scala-compiler-2.8.0-SNAPSHOT.jar
>
> 2. Or you could run maven with the -Dmaven.scala.displayCmd=true then the
> command line used to build will be displayed.
> Copy the line into a .sh/.cmd
> Modifie the location scala .jar to use the output of your scalac scalac
> compilation.
>


The catch here is if there's a line-length limit in your OS - the classpath
gets truncated and then it all goes pear-shaped...



> Notes :
> * the call of scalac is wrapped into a main able to handle a long list of
> arguments from file (working with any version of scala).
> * maven-scala-plugin was created to used classes (scalac) packaged into jar
>
> Sorry to not provide a better solution.
>
> /davidB
>
> On Tue, Dec 22, 2009 at 15:16, martin odersky wrote:
>
>> On Tue, Dec 22, 2009 at 2:35 PM, Josh Suereth 
>> wrote:
>> > For curiousities sake, if you're building using fsc, are you running
>> scalac
>> > via an exploded classpath (i.e. not a JAR file?).  If so, I'll try to
>> come
>> > up with a longer-term solution for this.
>>
>> Yes, exactly. My usual setup is that my output directory is the first
>> item on the classpath. So any files I recompile get chosen first.
>>
>> >
>> > If we allowed you to do the following:
>> >
>> > mvn reactor:make -Dmake.artifacts=net.liftweb:lift-mapper -P local-scala
>> > -Dscala.local.classpath=classfiledir
>> >
>> > would that be sufficient?  We could also have this do conditional
>> > computation in the future.
>>
>> Does that mean that the scala compiler would then be run out of
>> classfiledir? Yes, that could work.
>>
>> Cheers
>>
>>  -- Martin
>>
>> --
>>
>> You received this message because you are subscribed to the Google Groups
>> "Lift" group.
>> To post to this group, send email to lift...@googlegroups.com.
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>> liftweb+unsubscr...@googlegroups.com
>> .
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>>
>>
>>
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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread David Bernard
Kevin,

maven-scala-plugin integrate a workaround (see note of previous mail)
against the line-length limit : arguments of the main class are store in a
file.

/davidB

On Tue, Dec 22, 2009 at 15:45, Kevin Wright
wrote:

>
>
> 2009/12/22 David Bernard 
>
> Dirty solutions (If you already have maven installed and be able to build
>> lift with maven) :
>>
>> 0. replace
>> $HOME/.m2/repository/org/scala-lang/scala-compiler/2.8.0-SNAPSHOT/scala-compiler-2.8.0-SNAPSHOT.jar
>> by symlink to the directory with classes result from scalac scalac
>> compilation
>>
>> 1. Or at the end of scalac scalac compilation create a jar and copy
>> (override) t in place of
>> .m2//scala-compiler/2.8.0-SNAPSHOT/scala-compiler-2.8.0-SNAPSHOT.jar
>>
>> 2. Or you could run maven with the -Dmaven.scala.displayCmd=true then the
>> command line used to build will be displayed.
>> Copy the line into a .sh/.cmd
>> Modifie the location scala .jar to use the output of your scalac scalac
>> compilation.
>>
>
>
> The catch here is if there's a line-length limit in your OS - the classpath
> gets truncated and then it all goes pear-shaped...
>
>
>
>> Notes :
>> * the call of scalac is wrapped into a main able to handle a long list of
>> arguments from file (working with any version of scala).
>> * maven-scala-plugin was created to used classes (scalac) packaged into
>> jar
>>
>> Sorry to not provide a better solution.
>>
>> /davidB
>>
>> On Tue, Dec 22, 2009 at 15:16, martin odersky wrote:
>>
>>> On Tue, Dec 22, 2009 at 2:35 PM, Josh Suereth 
>>> wrote:
>>> > For curiousities sake, if you're building using fsc, are you running
>>> scalac
>>> > via an exploded classpath (i.e. not a JAR file?).  If so, I'll try to
>>> come
>>> > up with a longer-term solution for this.
>>>
>>> Yes, exactly. My usual setup is that my output directory is the first
>>> item on the classpath. So any files I recompile get chosen first.
>>>
>>> >
>>> > If we allowed you to do the following:
>>> >
>>> > mvn reactor:make -Dmake.artifacts=net.liftweb:lift-mapper -P
>>> local-scala
>>> > -Dscala.local.classpath=classfiledir
>>> >
>>> > would that be sufficient?  We could also have this do conditional
>>> > computation in the future.
>>>
>>> Does that mean that the scala compiler would then be run out of
>>> classfiledir? Yes, that could work.
>>>
>>> Cheers
>>>
>>>  -- Martin
>>>
>>> --
>>>
>>> You received this message because you are subscribed to the Google Groups
>>> "Lift" group.
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>>> liftweb+unsubscr...@googlegroups.com
>>> .
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>>>
>>>
>>>
>>  --
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>>
>
>
>
> --
> Kevin Wright
>
> mail/google talk: kev.lee.wri...@googlemail.com
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>
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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Indrajit Raychaudhuri
Martin/Heiko,

Great if this works.

Alternately, you can also use maven ant plugin to complete avoid doing 
the Maven way.

Here is the sequence:

1. Do "mvn ant:ant" at the top level. This should generate all the 
requisite files necessary for ant build.

2. Look for the pathelement entry in maven-build.xml that is generated 
(at the same level as pom.xml)

3. In that file, find the classpath entry for scala-library
(something like: 

4. Replace that jar with the jar that is being generated out of scala build

5. Do 'ant compile' for compiling ('ant -p' would should the list of 
commands)

Thanks, Indrajit


On 22/12/09 8:32 PM, Heiko Seeberger wrote:
> 2009/12/22 martin odersky  >
>
>
> Great! Can you provide me with a tarball or zip of the lift sources? I
> don't have git installed here yet.
>
>
> Please find attached the relevant part of the sources.
>
> Heiko
>
> My job: weiglewilczek.com 
> My blog: heikoseeberger.name 
> Follow me: twitter.com/hseeberger 
> OSGi on Scala: scalamodules.org 
> Lift, the simply functional web framework: liftweb.net 
>
> --
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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Indrajit Raychaudhuri
Ok, this one works just fine, and involves least effort among the ones 
proposed.

- Indrajit

On 22/12/09 8:11 PM, Heiko Seeberger wrote:
> Martin,
>
> OK, now I got it working (almost) without Maven:
>
> 1. step:
> Check out 280_port branch from g...@github.com:dpp/liftweb.git
>
> 2. step:
> cd into liftweb/lift-persistence/lift-mapper and run
> mvn dependency:copy-dependencies
>
> 3. step:
> run the following command
>  -classpath `find target/dependency
> -name *.jar | xargs scala -e 'println(args mkString ":")'` -sourcepath
> src/main/scala -d target/classes `find src/main/scala -name *.scala`
>
> This will only use Maven to download the dependencies, but you can
> compile with scalac or fsc.
>
> Heiko
>
> --
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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread martin odersky
Thanks for all the help. I tried to do

mvn clean
mvn install

After upgrading to maven 2.2.1, I got somewhere. It compiled a bunch
of packages including lift-mapper, so it seems it did not in fact take
RC6 as its compiler?

But then it stopped due to a build error here.

Any idea what I need to do to solve this?

Thanks

 -- martin



[INFO] [INFO] 

[INFO] [ERROR] BUILD ERROR
[INFO] [INFO] 

[INFO] [INFO] Failed to resolve artifact.
[INFO]
[INFO] Couldn't find a version in [6.1H.22, 6.1.17, 6.1.18, 6.1.19,
6.1.20, 6.1.21, 6.1.22] to match range [6.1.6,6.1.6]
[INFO]   org.mortbay.jetty:jetty:jar:null
[INFO]
[INFO] from the specified remote repositories:
[INFO]   scala-tools.org (http://scala-tools.org/repo-releases),
[INFO]   central (http://repo1.maven.org/maven2),
[INFO]   scala-tools.org.snapshots (http://scala-tools.org/repo-snapshots)
[INFO]
[INFO] Path to dependency:
[INFO]  1) test:sample:war:0.1
[INFO]
[INFO]
[INFO]
[INFO] [INFO] 

[INFO] [INFO] Trace
[INFO] org.apache.maven.lifecycle.LifecycleExecutionException:
Couldn't find a version in [6.1H.22, 6.1.17, 6.1.18, 6.1.19, 6.1.20,
6.1.21, 6.1.22] to match range [6.1.6,6.1.6]
[INFO]   org.mortbay.jetty:jetty:jar:null
[INFO]
[INFO] from the specified remote repositories:
[INFO]   scala-tools.org (http://scala-tools.org/repo-releases),
[INFO]   central (http://repo1.maven.org/maven2),
[INFO]   scala-tools.org.snapshots (http://scala-tools.org/repo-snapshots)
[INFO]
[INFO] Path to dependency:
[INFO]  1) test:sample:war:0.1
[INFO]
[INFO]
[INFO]  at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:711)
[INFO]  at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:556)
[INFO]  at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:535)
[INFO]  at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:387)
[INFO]  at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:348)
[INFO]  at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:180)
[INFO]  at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328)
[INFO]  at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138)
[INFO]  at org.apache.maven.cli.MavenCli.main(MavenCli.java:362)
[INFO]  at 
org.apache.maven.cli.compat.CompatibleMain.main(CompatibleMain.java:60)
[INFO]  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[INFO]  at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
[INFO]  at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
[INFO]  at java.lang.reflect.Method.invoke(Method.java:597)
[INFO]  at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
[INFO]  at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
[INFO]  at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
[INFO]  at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
[INFO] Caused by:
org.apache.maven.artifact.versioning.OverConstrainedVersionException:
Couldn't find a version in [6.1H.22, 6.1.17, 6.1.18, 6.1.19, 6.1.20,
6.1.21, 6.1.22] to match range [6.1.6,6.1.6]
[INFO]   org.mortbay.jetty:jetty:jar:null
[INFO]
[INFO] from the specified remote repositories:
[INFO]   scala-tools.org (http://scala-tools.org/repo-releases),
[INFO]   central (http://repo1.maven.org/maven2),
[INFO]   scala-tools.org.snapshots (http://scala-tools.org/repo-snapshots)
[INFO]
[INFO] Path to dependency:
[INFO]  1) test:sample:war:0.1
[INFO]
[INFO]
[INFO]  at 
org.apache.maven.artifact.resolver.DefaultArtifactCollector.recurse(DefaultArtifactCollector.java:374)
[INFO]  at 
org.apache.maven.artifact.resolver.DefaultArtifactCollector.collect(DefaultArtifactCollector.java:74)
[INFO]  at 
org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolveTransitively(DefaultArtifactResolver.java:316)
[INFO]  at 
org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolveTransitively(DefaultArtifactResolver.java:304)
[INFO]  at 
org.apache.maven.plugin.DefaultPluginManager.resolveTransitiveDependencies(DefaultPluginManager.java:1499)
[INFO]  at 
org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:442)
[INFO]  at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:694)
[INFO]  ... 17 more
[INFO] [INFO] 

[INFO] [INFO] Total time: 6 seconds
[INFO] [INFO] Finished at: Tue Dec 22 17:26:55 CET 2009
[INFO] [INFO] Final Memory: 12M/127M
[INFO] [INFO] 
--

Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread martin odersky
I just verified that it did indeed use 2.7.7, because the generated
classfiles still have version 4.1.

My new strategy is to build with the last working RC3, and then
recompile just the failing file with the current compiler and all lift
classes on the classpath. That should work.

But I need to know how to build lift with a 2.8.0 compiler. Or
alternatively, if a kind soul can send me a lift 2.8.0 tarball with
all the classfiles in there I can take it from there.

Thanks

 -- Martin

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Indrajit Raychaudhuri
Martin,

I think the jetty version is incorrect in the pom.xml in test:sample.

It should be:

 org.mortbay.jetty
 jetty
 [6.1.6,7.0)

See if that works.

Regards, Indrajit


On 22/12/09 10:14 PM, martin odersky wrote:
> Thanks for all the help. I tried to do
>
> mvn clean
> mvn install
>
> After upgrading to maven 2.2.1, I got somewhere. It compiled a bunch
> of packages including lift-mapper, so it seems it did not in fact take
> RC6 as its compiler?
>
> But then it stopped due to a build error here.
>
> Any idea what I need to do to solve this?
>
> Thanks
>
>   -- martin
>
>
>
> [INFO] [INFO] 
> 
> [INFO] [ERROR] BUILD ERROR
> [INFO] [INFO] 
> 
> [INFO] [INFO] Failed to resolve artifact.
> [INFO]
> [INFO] Couldn't find a version in [6.1H.22, 6.1.17, 6.1.18, 6.1.19,
> 6.1.20, 6.1.21, 6.1.22] to match range [6.1.6,6.1.6]
> [INFO]   org.mortbay.jetty:jetty:jar:null
> [INFO]
> [INFO] from the specified remote repositories:
> [INFO]   scala-tools.org (http://scala-tools.org/repo-releases),
> [INFO]   central (http://repo1.maven.org/maven2),
> [INFO]   scala-tools.org.snapshots (http://scala-tools.org/repo-snapshots)
> [INFO]
> [INFO] Path to dependency:
> [INFO]  1) test:sample:war:0.1
> [INFO]
> [INFO]
> [INFO]
> [INFO] [INFO] 
> 
> [INFO] [INFO] Trace
> [INFO] org.apache.maven.lifecycle.LifecycleExecutionException:
> Couldn't find a version in [6.1H.22, 6.1.17, 6.1.18, 6.1.19, 6.1.20,
> 6.1.21, 6.1.22] to match range [6.1.6,6.1.6]
> [INFO]   org.mortbay.jetty:jetty:jar:null
> [INFO]
> [INFO] from the specified remote repositories:
> [INFO]   scala-tools.org (http://scala-tools.org/repo-releases),
> [INFO]   central (http://repo1.maven.org/maven2),
> [INFO]   scala-tools.org.snapshots (http://scala-tools.org/repo-snapshots)
> [INFO]
> [INFO] Path to dependency:
> [INFO]  1) test:sample:war:0.1
> [INFO]
> [INFO]
> [INFO]  at 
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:711)
> [INFO]  at 
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:556)
> [INFO]  at 
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:535)
> [INFO]  at 
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:387)
> [INFO]  at 
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:348)
> [INFO]  at 
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:180)
> [INFO]  at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328)
> [INFO]  at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138)
> [INFO]  at org.apache.maven.cli.MavenCli.main(MavenCli.java:362)
> [INFO]  at 
> org.apache.maven.cli.compat.CompatibleMain.main(CompatibleMain.java:60)
> [INFO]  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> [INFO]  at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> [INFO]  at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> [INFO]  at java.lang.reflect.Method.invoke(Method.java:597)
> [INFO]  at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
> [INFO]  at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
> [INFO]  at 
> org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
> [INFO]  at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
> [INFO] Caused by:
> org.apache.maven.artifact.versioning.OverConstrainedVersionException:
> Couldn't find a version in [6.1H.22, 6.1.17, 6.1.18, 6.1.19, 6.1.20,
> 6.1.21, 6.1.22] to match range [6.1.6,6.1.6]
> [INFO]   org.mortbay.jetty:jetty:jar:null
> [INFO]
> [INFO] from the specified remote repositories:
> [INFO]   scala-tools.org (http://scala-tools.org/repo-releases),
> [INFO]   central (http://repo1.maven.org/maven2),
> [INFO]   scala-tools.org.snapshots (http://scala-tools.org/repo-snapshots)
> [INFO]
> [INFO] Path to dependency:
> [INFO]  1) test:sample:war:0.1
> [INFO]
> [INFO]
> [INFO]  at 
> org.apache.maven.artifact.resolver.DefaultArtifactCollector.recurse(DefaultArtifactCollector.java:374)
> [INFO]  at 
> org.apache.maven.artifact.resolver.DefaultArtifactCollector.collect(DefaultArtifactCollector.java:74)
> [INFO]  at 
> org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolveTransitively(DefaultArtifactResolver.java:316)
> [INFO]  at 
> org.apache.maven.artifact.resolver.DefaultArtifactResolver.resolveTransitively(DefaultArtifactResolver.java:304)
> [INFO]  at 
> org.apache.maven.plugin.DefaultPluginManager.resolveTransitiveDependencies(DefaultPluginManager.java:1499)
> [INFO]  at 
> org.apache.mav

Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread martin odersky
On Tue, Dec 22, 2009 at 6:09 PM, Indrajit Raychaudhuri
 wrote:
> Martin,
>
> I think the jetty version is incorrect in the pom.xml in test:sample.
>
> It should be:
>
>        org.mortbay.jetty
>        jetty
>        [6.1.6,7.0)
>
> See if that works.
>
But even then I only get a 2.7.7 build, which is not what I need?

 -- Martin

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread martin odersky
On Tue, Dec 22, 2009 at 6:09 PM, Indrajit Raychaudhuri
 wrote:
> Martin,
>
> I think the jetty version is incorrect in the pom.xml in test:sample.
>
> It should be:
>
>        org.mortbay.jetty
>        jetty
>        [6.1.6,7.0)
>
... and, which test:sample are you referring to?

Thanks

 -- Martin

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Ross Mellgren
http://www.dridus.com/liftweb-compiled-280.tar.gz

It is still uploading -- it totals 240,976,056 bytes and should be  
completely uploaded in 15 minutes.

-Ross

On Dec 22, 2009, at 11:45 AM, martin odersky wrote:

> I just verified that it did indeed use 2.7.7, because the generated
> classfiles still have version 4.1.
>
> My new strategy is to build with the last working RC3, and then
> recompile just the failing file with the current compiler and all lift
> classes on the classpath. That should work.
>
> But I need to know how to build lift with a 2.8.0 compiler. Or
> alternatively, if a kind soul can send me a lift 2.8.0 tarball with
> all the classfiles in there I can take it from there.
>
> Thanks
>
> -- Martin
>
> --
>
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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Indrajit Raychaudhuri
Must be effect of some scala.version property set somewhere.

do "mvn -Dscala.version=2.8.0.Beta1-RC5" to enforce a different version.

- Indrajit

On 22/12/09 10:43 PM, martin odersky wrote:
> On Tue, Dec 22, 2009 at 6:09 PM, Indrajit Raychaudhuri
>   wrote:
>> Martin,
>>
>> I think the jetty version is incorrect in the pom.xml in test:sample.
>>
>> It should be:
>>
>> org.mortbay.jetty
>> jetty
>> [6.1.6,7.0)
>>
>> See if that works.
>>
> But even then I only get a 2.7.7 build, which is not what I need?
>
>   -- Martin

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Indrajit Raychaudhuri

On 22/12/09 10:44 PM, martin odersky wrote:
> On Tue, Dec 22, 2009 at 6:09 PM, Indrajit Raychaudhuri
>   wrote:
>> Martin,
>>
>> I think the jetty version is incorrect in the pom.xml in test:sample.
>>
>> It should be:
>>
>> org.mortbay.jetty
>> jetty
>> [6.1.6,7.0)
>>
> ... and, which test:sample are you referring to?
>
> Thanks
>
>   -- Martin

The test:sample:war:0.1 artifact for which it fails. By your question, I 
realize that you are encountering this during archetype generation. It's 
completely unnecessary.

edit the top level pom.xml and remove all the modules other than 
lift-base, lift-persistence and lift-modules for now. They are really 
all that you need.

The modules section in your top level pom.xml should have just this.

   
 lift-base
 lift-persistence
 lift-modules
 
 

 
 
   

- Indrajit

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread martin odersky
On Tue, Dec 22, 2009 at 6:24 PM, Indrajit Raychaudhuri
 wrote:
>
> On 22/12/09 10:44 PM, martin odersky wrote:
>>
>> On Tue, Dec 22, 2009 at 6:09 PM, Indrajit Raychaudhuri
>>   wrote:
>>>
>>> Martin,
>>>
>>> I think the jetty version is incorrect in the pom.xml in test:sample.
>>>
>>> It should be:
>>>
>>>        org.mortbay.jetty
>>>        jetty
>>>        [6.1.6,7.0)
>>>
>> ... and, which test:sample are you referring to?
>>
>> Thanks
>>
>>  -- Martin
>
> The test:sample:war:0.1 artifact for which it fails. By your question, I
> realize that you are encountering this during archetype generation. It's
> completely unnecessary.
>
> edit the top level pom.xml and remove all the modules other than lift-base,
> lift-persistence and lift-modules for now. They are really all that you
> need.
>
> The modules section in your top level pom.xml should have just this.
>
>  
>    lift-base
>    lift-persistence
>    lift-modules
>    
>    
>
>    
>    
>  
>
> - Indrajit
>
>
OK, that will help, I hope.

But I still have no luck. When I download from

  http://github.com/dpp/liftweb/tree/280_port

I get something that's different than the layout on the webpage.
Subdirectories in dpp-liftweb-12d1bf0/
are flatter than what I see on the webpage. When I compile with 2.8 it
dies because it wants jcl.Conversions which sure does not exist
anymore. So it seems to me that versions are mixed up? I really need a
tarball or zip with the right lift to test against!

 -- Martin

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread martin odersky
I found someone who could download the repository with git. So trying
again now.

 -- Martin

On Tue, Dec 22, 2009 at 6:36 PM, martin odersky  wrote:
> On Tue, Dec 22, 2009 at 6:24 PM, Indrajit Raychaudhuri
>  wrote:
>>
>> On 22/12/09 10:44 PM, martin odersky wrote:
>>>
>>> On Tue, Dec 22, 2009 at 6:09 PM, Indrajit Raychaudhuri
>>>   wrote:

 Martin,

 I think the jetty version is incorrect in the pom.xml in test:sample.

 It should be:

        org.mortbay.jetty
        jetty
        [6.1.6,7.0)

>>> ... and, which test:sample are you referring to?
>>>
>>> Thanks
>>>
>>>  -- Martin
>>
>> The test:sample:war:0.1 artifact for which it fails. By your question, I
>> realize that you are encountering this during archetype generation. It's
>> completely unnecessary.
>>
>> edit the top level pom.xml and remove all the modules other than lift-base,
>> lift-persistence and lift-modules for now. They are really all that you
>> need.
>>
>> The modules section in your top level pom.xml should have just this.
>>
>>  
>>    lift-base
>>    lift-persistence
>>    lift-modules
>>    
>>    
>>
>>    
>>    
>>  
>>
>> - Indrajit
>>
>>
> OK, that will help, I hope.
>
> But I still have no luck. When I download from
>
>  http://github.com/dpp/liftweb/tree/280_port
>
> I get something that's different than the layout on the webpage.
> Subdirectories in dpp-liftweb-12d1bf0/
> are flatter than what I see on the webpage. When I compile with 2.8 it
> dies because it wants jcl.Conversions which sure does not exist
> anymore. So it seems to me that versions are mixed up? I really need a
> tarball or zip with the right lift to test against!
>
>  -- Martin
>

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread martin odersky
On Tue, Dec 22, 2009 at 6:48 PM, martin odersky  wrote:
> I found someone who could download the repository with git. So trying
> again now.

... and it builds with RC3. Great! So now I have something to work with ...

Cheers

 -- Martin

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Indrajit Raychaudhuri


On 22/12/09 11:06 PM, martin odersky wrote:
> On Tue, Dec 22, 2009 at 6:24 PM, Indrajit Raychaudhuri
>   wrote:
>>
>> On 22/12/09 10:44 PM, martin odersky wrote:
>>>
>>> On Tue, Dec 22, 2009 at 6:09 PM, Indrajit Raychaudhuri
>>> wrote:

 Martin,

 I think the jetty version is incorrect in the pom.xml in test:sample.

 It should be:

 org.mortbay.jetty
 jetty
 [6.1.6,7.0)

>>> ... and, which test:sample are you referring to?
>>>
>>> Thanks
>>>
>>>   -- Martin
>>
>> The test:sample:war:0.1 artifact for which it fails. By your question, I
>> realize that you are encountering this during archetype generation. It's
>> completely unnecessary.
>>
>> edit the top level pom.xml and remove all the modules other than lift-base,
>> lift-persistence and lift-modules for now. They are really all that you
>> need.
>>
>> The modules section in your top level pom.xml should have just this.
>>
>>   
>> lift-base
>> lift-persistence
>> lift-modules
>> 
>> 
>>
>> 
>> 
>>   
>>
>> - Indrajit
>>
>>
> OK, that will help, I hope.
>
> But I still have no luck. When I download from
>
>http://github.com/dpp/liftweb/tree/280_port
>
> I get something that's different than the layout on the webpage.
> Subdirectories in dpp-liftweb-12d1bf0/
> are flatter than what I see on the webpage. When I compile with 2.8 it
> dies because it wants jcl.Conversions which sure does not exist
> anymore. So it seems to me that versions are mixed up? I really need a
> tarball or zip with the right lift to test against!

I just downloaded the zip from github page. Not sure how github prepares 
the archive. But I can confirm that dpp-liftweb-12d1bf0/ is incorrect.

>
>   -- Martin

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Indrajit Raychaudhuri
Finally! Onward ...

- Indrajit

On 22/12/09 11:29 PM, martin odersky wrote:
> On Tue, Dec 22, 2009 at 6:48 PM, martin odersky  
> wrote:
>> I found someone who could download the repository with git. So trying
>> again now.
>
> ... and it builds with RC3. Great! So now I have something to work with ...
>
> Cheers
>
>   -- Martin

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread Paul Phillips
On Tue, Dec 22, 2009 at 05:45:52PM +0100, martin odersky wrote:
> But I need to know how to build lift with a 2.8.0 compiler. Or 
> alternatively, if a kind soul can send me a lift 2.8.0 tarball with 
> all the classfiles in there I can take it from there.

FYI until you have git you can always download a tarball snapshot of the 
current head at github.  There's a "download" link here:

  http://github.com/dpp/liftweb

Except you need the 280_port branch, so here:

  http://github.com/dpp/liftweb/tree/280_port

And that download link goes here:

http://github.com/dpp/liftweb/tarball/12d1bf0697c9c792c8c91416989a0ef7e287b156

Assuming that gets the files it should, typing "mvn install" will try to 
build with 2.80 Beta1 RC3.  To use RC5 edit pom.xml with this diff:

-2.8.0.Beta1-RC3
+2.8.0.Beta1-RC5

Instructions from earlier in this thread should get you to the point 
where you can build with the local compiler.

-- 
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Vivid  | -- H. L. Mencken
Empiricist | 
pull his pi pal!   |--* http://www.improving.org/paulp/ *--

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Re: [Lift] Re: [scala-internals] RC5 candidate for the first 2.8.0 beta

2009-12-22 Thread martin odersky
On Tue, Dec 22, 2009 at 7:12 PM, Paul Phillips  wrote:
> On Tue, Dec 22, 2009 at 05:45:52PM +0100, martin odersky wrote:
>> But I need to know how to build lift with a 2.8.0 compiler. Or
>> alternatively, if a kind soul can send me a lift 2.8.0 tarball with
>> all the classfiles in there I can take it from there.
>
> FYI until you have git you can always download a tarball snapshot of the
> current head at github.  There's a "download" link here:
>
>  http://github.com/dpp/liftweb
>
> Except you need the 280_port branch, so here:
>
>  http://github.com/dpp/liftweb/tree/280_port
>
> And that download link goes here:
>
> http://github.com/dpp/liftweb/tarball/12d1bf0697c9c792c8c91416989a0ef7e287b156
>
> Assuming that gets the files it should, typing "mvn install" will try to
> build with 2.80 Beta1 RC3.  To use RC5 edit pom.xml with this diff:
>
> -    2.8.0.Beta1-RC3
> +    2.8.0.Beta1-RC5
>
> Instructions from earlier in this thread should get you to the point
> where you can build with the local compiler.
>
yes I got that working. The problem was that the download at 280_port
was not 280_port but (I guess) 280_dev. That got me stuck for a while,
but we sorted it out eventually.

Cheers

 -- Martin

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